Built 2026-10-17 (17 October 2026)

Conroe Montgomery Co AP Weather Records (USW00053902)

Record envelope, standing records and threshold days for Conroe Montgomery Co AP (USW00053902), Texas, United States, with 30 years of record.

Key Facts for Conroe Montgomery Co AP

  • Conroe Montgomery Co AP (USW00053902) is a weather station in Texas, United States at 30.36 latitude and -95.42 longitude, 70 m (228 ft) above sea level.
  • The station reports from 1997 to 2026, 30 years of record.
  • 1,464 records set at Conroe Montgomery Co AP still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Texas, United States, 30.36 latitude, -95.42 longitude.
  • Elevation: 70 m (228 ft).
  • Period of record: 1997 to 2026, 30 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

45 days at or beyond a record
Daily record high and record low at Conroe Montgomery Co AP, with 2026 drawn through them The band shows the record high and record low for each calendar day at Conroe Montgomery Co AP. The lines show the 2026 daily maximum and minimum. 45 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -200204060 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Conroe Montgomery Co AP. The lines show the 2026 daily maximum and minimum. 45 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Conroe Montgomery Co AP, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan28.9 C (84.0 F)-9.9 C (14.2 F)23.9 C (75.0 F)-9.3 C (15.3 F)
Feb31.7 C (89.1 F)-12.7 C (9.1 F)29.4 C (84.9 F)-4.9 C (23.2 F)
Mar32.2 C (90.0 F)-7.2 C (19.0 F)31.7 C (89.1 F)0.0 C (32.0 F)
Apr34.4 C (93.9 F)-1.0 C (30.2 F)32.2 C (90.0 F)3.3 C (37.9 F)
May36.7 C (98.1 F)1.7 C (35.1 F)36.1 C (97.0 F)11.1 C (52.0 F)
Jun40.0 C (104.0 F)13.9 C (57.0 F)35.6 C (96.1 F)18.3 C (64.9 F)
Jul41.7 C (107.1 F)15.6 C (60.1 F)36.7 C (98.1 F)21.1 C (70.0 F)
Aug42.8 C (109.0 F)13.9 C (57.0 F)37.8 C (100.0 F)20.6 C (69.1 F)
Sep43.3 C (109.9 F)6.7 C (44.1 F)35.6 C (96.1 F)14.4 C (57.9 F)
Oct35.6 C (96.1 F)-1.6 C (29.1 F)35.0 C (95.0 F)5.0 C (41.0 F)
Nov31.1 C (88.0 F)-2.7 C (27.1 F)31.1 C (88.0 F)-1.1 C (30.0 F)
Dec28.9 C (84.0 F)-10.5 C (13.1 F)28.3 C (82.9 F)-2.2 C (28.0 F)

Which Years Hold Standing Records

1,464 standing records
Standing records at Conroe Montgomery Co AP by the year they were set 1,464 records at Conroe Montgomery Co AP still stand. 2011 holds the most, with 99. 02550751001997: 461998: 551999: 422000: 672001: 352002: 582003: 382004: 512005: 642006: 502007: 322008: 372009: 592010: 412011: 992012: 412013: 532014: 352015: 322016: 402017: 552018: 392019: 482020: 612021: 422022: 502023: 972024: 292025: 681997200020032006200920122015201820212024
1,464 records at Conroe Montgomery Co AP still stand. 2011 holds the most, with 99.
Standing records at Conroe Montgomery Co AP by the year they were set
Year setStanding records
199746
199855
199942
200067
200135
200258
200338
200451
200564
200650
200732
200837
200959
201041
201199
201241
201353
201435
201532
201640
201755
201839
201948
202061
202142
202250
202397
202429
202568

Wettest Day of Each Month

Aug: 303.8 mm (12.0 in)
Record daily precipitation for each month at Conroe Montgomery Co AP The wettest day on record for each calendar month at Conroe Montgomery Co AP. The most was 303.8 mm (12.0 in) on 27 August 2017. 0100200300400 Jan: 127.0 mm (5.0 in), 9 January 2012 Jan Feb: 78.7 mm (3.1 in), 25 February 2018 Feb Mar: 97.8 mm (3.9 in), 28 March 2018 Mar Apr: 161.0 mm (6.3 in), 18 April 2016 Apr May: 127.5 mm (5.0 in), 26 May 2016 May Jun: 93.7 mm (3.7 in), 15 June 2004 Jun Jul: 129.8 mm (5.1 in), 8 July 2024 Jul Aug: 303.8 mm (12.0 in), 27 August 2017 Aug Sep: 284.0 mm (11.2 in), 19 September 2019 Sep Oct: 291.8 mm (11.5 in), 16 October 2006 Oct Nov: 187.7 mm (7.4 in), 12 November 1998 Nov Dec: 94.0 mm (3.7 in), 7 December 2018 Dec
The wettest day on record for each calendar month at Conroe Montgomery Co AP. The most was 303.8 mm (12.0 in) on 27 August 2017.
Record daily precipitation for each month at Conroe Montgomery Co AP
MonthRecord daily precipitation (mm)Date
Jan127.0 mm (5.0 in)9 January 2012
Feb78.7 mm (3.1 in)25 February 2018
Mar97.8 mm (3.9 in)28 March 2018
Apr161.0 mm (6.3 in)18 April 2016
May127.5 mm (5.0 in)26 May 2016
Jun93.7 mm (3.7 in)15 June 2004
Jul129.8 mm (5.1 in)8 July 2024
Aug303.8 mm (12.0 in)27 August 2017
Sep284.0 mm (11.2 in)19 September 2019
Oct291.8 mm (11.5 in)16 October 2006
Nov187.7 mm (7.4 in)12 November 1998
Dec94.0 mm (3.7 in)7 December 2018

Period of Record Coverage

1997 to 2025
Days with data per year at Conroe Montgomery Co AP 29 years of record at Conroe Montgomery Co AP, 1997 to 2025. Every year has data for at least 90 percent of its days. 1997: 359 of 365 days1998: 357 of 365 days1999: 358 of 365 days2000: 353 of 366 days2001: 354 of 365 days2002: 363 of 365 days2003: 365 of 365 days2004: 365 of 366 days2005: 365 of 365 days2006: 365 of 365 days2007: 363 of 365 days2008: 358 of 366 days2009: 363 of 365 days2010: 362 of 365 days2011: 365 of 365 days2012: 365 of 366 days2013: 365 of 365 days2014: 365 of 365 days2015: 365 of 365 days2016: 366 of 366 days2017: 365 of 365 days2018: 365 of 365 days2019: 365 of 365 days2020: 366 of 366 days2021: 365 of 365 days2022: 365 of 365 days2023: 365 of 365 days2024: 366 of 366 days2025: 363 of 365 days200020052010201520202025
29 years of record at Conroe Montgomery Co AP, 1997 to 2025. Every year has data for at least 90 percent of its days.
Days with data per year at Conroe Montgomery Co AP
YearDays with dataShare of yearComplete
199735998%Yes
199835798%Yes
199935898%Yes
200035396%Yes
200135497%Yes
200236399%Yes
2003365100%Yes
2004365100%Yes
2005365100%Yes
2006365100%Yes
200736399%Yes
200835898%Yes
200936399%Yes
201036299%Yes
2011365100%Yes
2012365100%Yes
2013365100%Yes
2014365100%Yes
2015365100%Yes
2016366100%Yes
2017365100%Yes
2018365100%Yes
2019365100%Yes
2020366100%Yes
2021365100%Yes
2022365100%Yes
2023365100%Yes
2024366100%Yes
202536399%Yes

Latest Records

0

No records were set at this station in the latest data.

Climate Trend

29 complete years, 1997 to 2025
Annual mean temperature at Conroe Montgomery Co AP as warming stripes, 1997 to 2025 One stripe for each of 29 complete years at Conroe Montgomery Co AP, 1997 to 2025. Blue stripes are years cooler than the station's own mean of 20.2 C (68.3 F); red stripes are warmer. The coolest year was 1997, at 19.0 C (66.2 F), and the warmest was 2024, at 21.3 C (70.3 F). The strongest colour marks a difference of 1.2 C (2.2 F). 1997: 19.0 C, -1.2 C from the station mean1998: 20.7 C, +0.5 C from the station mean1999: 20.4 C, +0.2 C from the station mean2000: 20.4 C, +0.2 C from the station mean2001: 19.8 C, -0.4 C from the station mean2002: 19.6 C, -0.6 C from the station mean2003: 19.5 C, -0.7 C from the station mean2004: 20.0 C, -0.2 C from the station mean2005: 20.1 C, -0.1 C from the station mean2006: 20.3 C, +0.2 C from the station mean2007: 19.8 C, -0.4 C from the station mean2008: 19.8 C, -0.3 C from the station mean2009: 20.0 C, -0.2 C from the station mean2010: 19.3 C, -0.9 C from the station mean2011: 20.6 C, +0.4 C from the station mean2012: 20.7 C, +0.5 C from the station mean2013: 19.3 C, -0.8 C from the station mean2014: 19.0 C, -1.2 C from the station mean2015: 20.0 C, -0.2 C from the station mean2016: 20.9 C, +0.7 C from the station mean2017: 20.9 C, +0.7 C from the station mean2018: 20.1 C, 0.0 C from the station mean2019: 20.2 C, +0.1 C from the station mean2020: 20.9 C, +0.7 C from the station mean2021: 20.2 C, 0.0 C from the station mean2022: 20.0 C, -0.2 C from the station mean2023: 21.2 C, +1.0 C from the station mean2024: 21.3 C, +1.1 C from the station mean2025: 21.2 C, +1.0 C from the station mean1997200020052010201520202025
One stripe for each of 29 complete years at Conroe Montgomery Co AP, 1997 to 2025. Blue stripes are years cooler than the station's own mean of 20.2 C (68.3 F); red stripes are warmer. The coolest year was 1997, at 19.0 C (66.2 F), and the warmest was 2024, at 21.3 C (70.3 F). The strongest colour marks a difference of 1.2 C (2.2 F).
Annual mean temperature at Conroe Montgomery Co AP as warming stripes, 1997 to 2025
YearAnnual mean temperatureDifference from the station mean
199719.0 C-1.20 C
199820.7 C+0.50 C
199920.4 C+0.24 C
200020.4 C+0.23 C
200119.8 C-0.36 C
200219.6 C-0.58 C
200319.5 C-0.68 C
200420.0 C-0.21 C
200520.1 C-0.08 C
200620.3 C+0.16 C
200719.8 C-0.40 C
200819.8 C-0.35 C
200920.0 C-0.21 C
201019.3 C-0.91 C
201120.6 C+0.42 C
201220.7 C+0.52 C
201319.3 C-0.85 C
201419.0 C-1.18 C
201520.0 C-0.22 C
201620.9 C+0.68 C
201720.9 C+0.68 C
201820.1 C-0.04 C
201920.2 C+0.06 C
202020.9 C+0.68 C
202120.2 C+0.04 C
202220.0 C-0.17 C
202321.2 C+0.97 C
202421.3 C+1.11 C
202521.2 C+1.01 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1997 to 2026
Yearly extremes at Conroe Montgomery Co AP: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)43.3 C (109.9 F)200038.6 C (101.5 F)30
Coldest night (TNn)-12.7 C (9.1 F)2021-5.0 C (23.0 F)30
Wettest day (Rx1day)303.8 mm (12.0 in)201791.2 mm (3.6 in)29
Wettest five days (Rx5day)544.6 mm (21.4 in)2017151.7 mm (6.0 in)29
Longest dry spell (CDD)64 days202324 days29

Hottest day (TXx)

Hottest day (TXx) at Conroe Montgomery Co AP by year The hottest day of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 43.3 C (109.9 F) in 2000, marked on the chart; the median year is 38.6 C (101.5 F). 3638404244200020052010201520202025Record: 43.3 C (109.9 F) in 2000
The hottest day of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 43.3 C (109.9 F) in 2000, marked on the chart; the median year is 38.6 C (101.5 F).
Hottest day (TXx) at Conroe Montgomery Co AP by year
YearHottest day (TXx)
199737.8 C (100.0 F)
199840.6 C (105.1 F)
199940.6 C (105.1 F)
200043.3 C (109.9 F)
200137.8 C (100.0 F)
200237.8 C (100.0 F)
200339.4 C (102.9 F)
200436.7 C (98.1 F)
200538.9 C (102.0 F)
200637.8 C (100.0 F)
200737.8 C (100.0 F)
200838.9 C (102.0 F)
200940.0 C (104.0 F)
201038.9 C (102.0 F)
201142.2 C (108.0 F)
201238.3 C (100.9 F)
201339.4 C (102.9 F)
201436.7 C (98.1 F)
201540.6 C (105.1 F)
201637.8 C (100.0 F)
201737.2 C (99.0 F)
201838.3 C (100.9 F)
201937.8 C (100.0 F)
202040.0 C (104.0 F)
202136.7 C (98.1 F)
202241.7 C (107.1 F)
202342.8 C (109.0 F)
202438.3 C (100.9 F)
202537.8 C (100.0 F)
202641.1 C (106.0 F)

Coldest night (TNn)

Coldest night (TNn) at Conroe Montgomery Co AP by year The coldest night of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is -12.7 C (9.1 F) in 2021, marked on the chart; the median year is -5.0 C (23.0 F). -15-12.5-10-7.5-5-2.5200020052010201520202025Record: -12.7 C (9.1 F) in 2021
The coldest night of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is -12.7 C (9.1 F) in 2021, marked on the chart; the median year is -5.0 C (23.0 F).
Coldest night (TNn) at Conroe Montgomery Co AP by year
YearColdest night (TNn)
1997-4.4 C (24.1 F)
1998-3.9 C (25.0 F)
1999-5.0 C (23.0 F)
2000-5.6 C (21.9 F)
2001-3.9 C (25.0 F)
2002-7.2 C (19.0 F)
2003-5.0 C (23.0 F)
2004-5.0 C (23.0 F)
2005-4.4 C (24.1 F)
2006-4.9 C (23.2 F)
2007-4.9 C (23.2 F)
2008-4.9 C (23.2 F)
2009-6.0 C (21.2 F)
2010-9.3 C (15.3 F)
2011-8.2 C (17.2 F)
2012-4.9 C (23.2 F)
2013-4.3 C (24.3 F)
2014-8.8 C (16.2 F)
2015-2.7 C (27.1 F)
2016-3.2 C (26.2 F)
2017-7.7 C (18.1 F)
2018-9.9 C (14.2 F)
2019-3.8 C (25.2 F)
2020-3.8 C (25.2 F)
2021-12.7 C (9.1 F)
2022-10.5 C (13.1 F)
2023-2.7 C (27.1 F)
2024-9.9 C (14.2 F)
2025-9.3 C (15.3 F)
2026-8.3 C (17.1 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Conroe Montgomery Co AP by year The wettest day of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 303.8 mm (12.0 in) in 2017, marked on the chart; the median year is 91.2 mm (3.6 in). 0100200300400200020052010201520202025Record: 303.8 mm (12.0 in) in 2017
The wettest day of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 303.8 mm (12.0 in) in 2017, marked on the chart; the median year is 91.2 mm (3.6 in).
Wettest day (Rx1day) at Conroe Montgomery Co AP by year
YearWettest day (Rx1day)
1997n/a
1998190.2 mm (7.5 in)
199961.7 mm (2.4 in)
200068.1 mm (2.7 in)
200179.0 mm (3.1 in)
2002113.0 mm (4.4 in)
200392.5 mm (3.6 in)
2004110.7 mm (4.4 in)
200556.1 mm (2.2 in)
2006291.8 mm (11.5 in)
2007103.9 mm (4.1 in)
200893.7 mm (3.7 in)
200975.2 mm (3.0 in)
201081.0 mm (3.2 in)
201147.0 mm (1.9 in)
2012127.0 mm (5.0 in)
201388.6 mm (3.5 in)
201489.2 mm (3.5 in)
201574.4 mm (2.9 in)
2016161.0 mm (6.3 in)
2017303.8 mm (12.0 in)
201897.8 mm (3.9 in)
2019284.0 mm (11.2 in)
202055.4 mm (2.2 in)
202191.2 mm (3.6 in)
202292.2 mm (3.6 in)
202377.5 mm (3.1 in)
2024129.8 mm (5.1 in)
202565.8 mm (2.6 in)
202678.0 mm (3.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Conroe Montgomery Co AP by year The wettest five days of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 544.6 mm (21.4 in) in 2017, marked on the chart; the median year is 151.7 mm (6.0 in). 0200400600200020052010201520202025Record: 544.6 mm (21.4 in) in 2017
The wettest five days of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 544.6 mm (21.4 in) in 2017, marked on the chart; the median year is 151.7 mm (6.0 in).
Wettest five days (Rx5day) at Conroe Montgomery Co AP by year
YearWettest five days (Rx5day)
1997n/a
1998278.6 mm (11.0 in)
199990.2 mm (3.6 in)
2000115.3 mm (4.5 in)
2001189.7 mm (7.5 in)
2002208.5 mm (8.2 in)
2003151.6 mm (6.0 in)
2004171.6 mm (6.8 in)
200576.8 mm (3.0 in)
2006415.8 mm (16.4 in)
2007173.8 mm (6.8 in)
2008113.2 mm (4.5 in)
2009140.7 mm (5.5 in)
2010100.9 mm (4.0 in)
201175.6 mm (3.0 in)
2012250.2 mm (9.9 in)
2013132.0 mm (5.2 in)
2014151.7 mm (6.0 in)
2015165.7 mm (6.5 in)
2016239.3 mm (9.4 in)
2017544.6 mm (21.4 in)
2018138.6 mm (5.5 in)
2019410.6 mm (16.2 in)
2020154.2 mm (6.1 in)
2021149.8 mm (5.9 in)
2022161.8 mm (6.4 in)
2023114.3 mm (4.5 in)
2024182.6 mm (7.2 in)
2025101.9 mm (4.0 in)
2026100.4 mm (4.0 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Conroe Montgomery Co AP by year The longest dry spell of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 64 days in 2023, marked on the chart; the median year is 24 days. 020406080200020052010201520202025Record: 64 days in 2023
The longest dry spell of the year at Conroe Montgomery Co AP, 1997 to 2026. The record is 64 days in 2023, marked on the chart; the median year is 24 days.
Longest dry spell (CDD) at Conroe Montgomery Co AP by year
YearLongest dry spell (CDD)
1997n/a
199838 days
199922 days
200018 days
200133 days
200238 days
200325 days
200417 days
200520 days
200622 days
200725 days
200818 days
200930 days
201039 days
201129 days
201224 days
201324 days
201424 days
201524 days
201617 days
201723 days
201821 days
201920 days
202017 days
202123 days
202239 days
202364 days
202435 days
202526 days
202623 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

28 years with a frost

Across 28 years with a frost, the median last spring frost at Conroe Montgomery Co AP falls on 10 March and the median first autumn frost on 16 November, which leaves a median of 250 days between them.

Fitted over all years, the growing season changes by -8.9 days per decade at this station.

Frost dates and growing season at Conroe Montgomery Co AP
MeasureMedian, all yearsEarliest periodRecent period (1997 to 2025)Recent against earliestFitted trend
Last spring frost10 Marchn/a10 Marchn/a+4.9 days per decade
First autumn frost16 Novembern/a16 Novembern/a-4.0 days per decade
Growing days250 daysn/a250 daysn/a-8.9 days per decade

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

  • Data for Conroe Montgomery Co AP standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Conroe Montgomery Co AP threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).