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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Napoleon Weather Records (USC00235916)

Record envelope, standing records and threshold days for Napoleon (USC00235916), Missouri, United States, with 42 years of record.

Key Facts for Napoleon

  • Napoleon (USC00235916) is a weather station in Missouri, United States at 39.13 latitude and -94.06 longitude, 207 m (680 ft) above sea level.
  • The station reports from 1985 to 2026, 42 years of record.
  • 1,464 records set at Napoleon still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Missouri, United States, 39.13 latitude, -94.06 longitude.
  • Elevation: 207 m (680 ft).
  • Period of record: 1985 to 2026, 42 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

78 days at or beyond a record
Daily record high and record low at Napoleon, with 2026 drawn through them The band shows the record high and record low for each calendar day at Napoleon. The lines show the 2026 daily maximum and minimum. 78 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-200204060 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Napoleon. The lines show the 2026 daily maximum and minimum. 78 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Napoleon, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan15.6 C (60.1 F)-23.3 C (-9.9 F)10.6 C (51.1 F)-21.1 C (-6.0 F)
Feb25.0 C (77.0 F)-23.3 C (-9.9 F)18.3 C (64.9 F)-16.1 C (3.0 F)
Mar27.8 C (82.0 F)-13.3 C (8.1 F)26.1 C (79.0 F)-3.3 C (26.1 F)
Apr33.9 C (93.0 F)-3.9 C (25.0 F)28.3 C (82.9 F)-1.1 C (30.0 F)
May34.4 C (93.9 F)2.2 C (36.0 F)30.6 C (87.1 F)5.0 C (41.0 F)
Jun40.6 C (105.1 F)10.6 C (51.1 F)35.0 C (95.0 F)12.2 C (54.0 F)
Jul39.4 C (102.9 F)14.4 C (57.9 F)36.1 C (97.0 F)17.8 C (64.0 F)
Aug41.1 C (106.0 F)11.1 C (52.0 F)35.6 C (96.1 F)11.1 C (52.0 F)
Sep36.1 C (97.0 F)5.6 C (42.1 F)35.6 C (96.1 F)10.0 C (50.0 F)
Oct33.3 C (91.9 F)-5.0 C (23.0 F)31.1 C (88.0 F)2.8 C (37.0 F)
Nov26.1 C (79.0 F)-15.0 C (5.0 F)24.4 C (75.9 F)-6.1 C (21.0 F)
Dec22.8 C (73.0 F)-21.7 C (-7.1 F)20.0 C (68.0 F)-14.4 C (6.1 F)

Which Years Hold Standing Records

1,464 standing records
Standing records at Napoleon by the year they were set 1,464 records at Napoleon still stand. 2022 holds the most, with 218. 01002003001985: 181986: 71987: 1061988: 1522019: 1082020: 1812021: 1902022: 2182023: 1792024: 1742025: 131198519872019202120232025
1,464 records at Napoleon still stand. 2022 holds the most, with 218.
Standing records at Napoleon by the year they were set
Year setStanding records
198518
19867
1987106
1988152
2019108
2020181
2021190
2022218
2023179
2024174
2025131

Wettest Day of Each Month

Jul: 158.0 mm (6.2 in)
Record daily precipitation for each month at Napoleon The wettest day on record for each calendar month at Napoleon. The most was 158.0 mm (6.2 in) on 27 July 2017. 050100150200 Jan: 38.1 mm (1.5 in), 30 January 2013 Jan Feb: 38.1 mm (1.5 in), 22 February 1994 Feb Mar: 50.3 mm (2.0 in), 2 March 1987 Mar Apr: 76.2 mm (3.0 in), 28 April 1994 Apr May: 108.2 mm (4.3 in), 16 May 1990 May Jun: 116.1 mm (4.6 in), 26 June 2015 Jun Jul: 158.0 mm (6.2 in), 27 July 2017 Jul Aug: 91.9 mm (3.6 in), 7 August 2014 Aug Sep: 77.0 mm (3.0 in), 8 September 1992 Sep Oct: 55.9 mm (2.2 in), 30 October 1989 Oct Nov: 51.8 mm (2.0 in), 21 November 1994 Nov Dec: 61.7 mm (2.4 in), 14 December 1992 Dec
The wettest day on record for each calendar month at Napoleon. The most was 158.0 mm (6.2 in) on 27 July 2017.
Record daily precipitation for each month at Napoleon
MonthRecord daily precipitation (mm)Date
Jan38.1 mm (1.5 in)30 January 2013
Feb38.1 mm (1.5 in)22 February 1994
Mar50.3 mm (2.0 in)2 March 1987
Apr76.2 mm (3.0 in)28 April 1994
May108.2 mm (4.3 in)16 May 1990
Jun116.1 mm (4.6 in)26 June 2015
Jul158.0 mm (6.2 in)27 July 2017
Aug91.9 mm (3.6 in)7 August 2014
Sep77.0 mm (3.0 in)8 September 1992
Oct55.9 mm (2.2 in)30 October 1989
Nov51.8 mm (2.0 in)21 November 1994
Dec61.7 mm (2.4 in)14 December 1992

Period of Record Coverage

1985 to 2025
Days with data per year at Napoleon 11 years of record at Napoleon, 1985 to 2025. 6 years have data for under 90 percent of days and are left out of rankings: 1985, 1986, 1987, 1988, 2019, 2025. 1985: 19 of 365 days1986: 21 of 365 days1987: 215 of 365 days1988: 246 of 366 days2019: 218 of 365 days2020: 363 of 366 days2021: 354 of 365 days2022: 356 of 365 days2023: 360 of 365 days2024: 351 of 366 days2025: 295 of 365 days198520202025
11 years of record at Napoleon, 1985 to 2025. 6 years have data for under 90 percent of days and are left out of rankings: 1985, 1986, 1987, 1988, 2019, 2025.
Days with data per year at Napoleon
YearDays with dataShare of yearComplete
1985195%No
1986216%No
198721559%No
198824667%No
201921860%No
202036399%Yes
202135497%Yes
202235698%Yes
202336099%Yes
202435196%Yes
202529581%No

Latest Records

0

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

Extremes by Year

1985 to 2026
Yearly extremes at Napoleon: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)41.1 C (106.0 F)198736.1 C (97.0 F)12
Coldest night (TNn)-23.3 C (-9.9 F)2021-20.0 C (-4.0 F)12
Wettest day (Rx1day)158.0 mm (6.2 in)201758.8 mm (2.3 in)28
Wettest five days (Rx5day)171.2 mm (6.7 in)199068.3 mm (2.7 in)25
Longest dry spell (CDD)28 days199011 days28

Hottest day (TXx)

Hottest day (TXx) at Napoleon by year The hottest day of the year at Napoleon, 1985 to 2026. The record is 41.1 C (106.0 F) in 1987, marked on the chart; the median year is 36.1 C (97.0 F). 10203040501990200020102020Record: 41.1 C (106.0 F) in 1987
The hottest day of the year at Napoleon, 1985 to 2026. The record is 41.1 C (106.0 F) in 1987, marked on the chart; the median year is 36.1 C (97.0 F).
Hottest day (TXx) at Napoleon by year
YearHottest day (TXx)
198518.3 C (64.9 F)
198633.3 C (91.9 F)
198741.1 C (106.0 F)
198840.6 C (105.1 F)
1989n/a
1990n/a
1991n/a
1992n/a
1993n/a
1994n/a
2009n/a
2010n/a
2011n/a
2012n/a
2013n/a
2014n/a
2015n/a
2016n/a
2017n/a
2018n/a
201935.6 C (96.1 F)
202034.4 C (93.9 F)
202136.1 C (97.0 F)
202237.2 C (99.0 F)
202337.8 C (100.0 F)
202438.9 C (102.0 F)
202536.1 C (97.0 F)
202633.9 C (93.0 F)

Coldest night (TNn)

Coldest night (TNn) at Napoleon by year The coldest night of the year at Napoleon, 1985 to 2026. The record is -23.3 C (-9.9 F) in 2021, marked on the chart; the median year is -20.0 C (-4.0 F). -30-20-100101990200020102020Record: -23.3 C (-9.9 F) in 2021
The coldest night of the year at Napoleon, 1985 to 2026. The record is -23.3 C (-9.9 F) in 2021, marked on the chart; the median year is -20.0 C (-4.0 F).
Coldest night (TNn) at Napoleon by year
YearColdest night (TNn)
1985-8.3 C (17.1 F)
19866.7 C (44.1 F)
1987-13.9 C (7.0 F)
1988-22.8 C (-9.0 F)
1989n/a
1990n/a
1991n/a
1992n/a
1993n/a
1994n/a
2009n/a
2010n/a
2011n/a
2012n/a
2013n/a
2014n/a
2015n/a
2016n/a
2017n/a
2018n/a
2019-15.0 C (5.0 F)
2020-18.9 C (-2.0 F)
2021-23.3 C (-9.9 F)
2022-21.7 C (-7.1 F)
2023-13.3 C (8.1 F)
2024-23.3 C (-9.9 F)
2025-21.1 C (-6.0 F)
2026-21.7 C (-7.1 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Napoleon by year The wettest day of the year at Napoleon, 1985 to 2026. The record is 158.0 mm (6.2 in) in 2017, marked on the chart; the median year is 58.8 mm (2.3 in). 0501001502001990200020102020Record: 158.0 mm (6.2 in) in 2017
The wettest day of the year at Napoleon, 1985 to 2026. The record is 158.0 mm (6.2 in) in 2017, marked on the chart; the median year is 58.8 mm (2.3 in).
Wettest day (Rx1day) at Napoleon by year
YearWettest day (Rx1day)
198548.3 mm (1.9 in)
198650.8 mm (2.0 in)
198750.3 mm (2.0 in)
198870.1 mm (2.8 in)
198966.0 mm (2.6 in)
1990108.2 mm (4.3 in)
199156.4 mm (2.2 in)
199277.0 mm (3.0 in)
199374.2 mm (2.9 in)
199476.2 mm (3.0 in)
200939.9 mm (1.6 in)
201061.2 mm (2.4 in)
201148.5 mm (1.9 in)
201232.8 mm (1.3 in)
201361.5 mm (2.4 in)
201491.9 mm (3.6 in)
2015116.1 mm (4.6 in)
201677.2 mm (3.0 in)
2017158.0 mm (6.2 in)
201826.4 mm (1.0 in)
201956.1 mm (2.2 in)
202073.7 mm (2.9 in)
202188.1 mm (3.5 in)
202251.1 mm (2.0 in)
202330.0 mm (1.2 in)
202450.8 mm (2.0 in)
202538.1 mm (1.5 in)
202650.8 mm (2.0 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Napoleon by year The wettest five days of the year at Napoleon, 1985 to 2026. The record is 171.2 mm (6.7 in) in 1990, marked on the chart; the median year is 68.3 mm (2.7 in). 0501001502001990200020102020Record: 171.2 mm (6.7 in) in 1990
The wettest five days of the year at Napoleon, 1985 to 2026. The record is 171.2 mm (6.7 in) in 1990, marked on the chart; the median year is 68.3 mm (2.7 in).
Wettest five days (Rx5day) at Napoleon by year
YearWettest five days (Rx5day)
1985n/a
198699.3 mm (3.9 in)
198761.8 mm (2.4 in)
198874.2 mm (2.9 in)
198991.9 mm (3.6 in)
1990171.2 mm (6.7 in)
1991100.3 mm (3.9 in)
199275.9 mm (3.0 in)
1993118.4 mm (4.7 in)
199486.9 mm (3.4 in)
200958.9 mm (2.3 in)
201082.3 mm (3.2 in)
2011n/a
201252.0 mm (2.0 in)
20130.0 mm (0.00 in)
201468.3 mm (2.7 in)
201523.7 mm (0.9 in)
20163.5 mm (0.14 in)
2017n/a
20186.1 mm (0.24 in)
20196.6 mm (0.26 in)
2020166.1 mm (6.5 in)
202189.9 mm (3.5 in)
202252.1 mm (2.1 in)
202330.5 mm (1.2 in)
202459.5 mm (2.3 in)
202568.6 mm (2.7 in)
202621.6 mm (0.9 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Napoleon by year The longest dry spell of the year at Napoleon, 1985 to 2026. The record is 28 days in 1990, marked on the chart; the median year is 11 days. 01020301990200020102020Record: 28 days in 1990
The longest dry spell of the year at Napoleon, 1985 to 2026. The record is 28 days in 1990, marked on the chart; the median year is 11 days.
Longest dry spell (CDD) at Napoleon by year
YearLongest dry spell (CDD)
19851 day
19867 days
198714 days
198821 days
198926 days
199028 days
199119 days
199211 days
199323 days
199423 days
20098 days
201015 days
20114 days
201212 days
20135 days
201411 days
201516 days
20169 days
20174 days
20185 days
20198 days
202011 days
202111 days
20225 days
20238 days
20245 days
202510 days
20265 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.

Download the Data

  • Data for Napoleon standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Napoleon 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

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