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Antelope Montana Weather Records (USR0000MANT)

Record envelope, standing records and threshold days for Antelope Montana (USR0000MANT), Montana, United States, with 33 years of record.

Key Facts for Antelope Montana

  • Antelope Montana (USR0000MANT) is a weather station in Montana, United States at 44.69 latitude and -112.54 longitude, 2,071 m (6,795 ft) above sea level.
  • The station reports from 1991 to 2023, 33 years of record.
  • 1,464 records set at Antelope Montana still stand.
  • Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
  • Antelope Montana set a daily record high minimum temperature of 7.2 C (45.0 F) on 9 October 2026 (provisional).

Provisional Records

Records set in the last 60 days are provisional until they clear the revision window.

About the Station

  • Location: Montana, United States, 44.69 latitude, -112.54 longitude.
  • Elevation: 2,071 m (6,795 ft).
  • Period of record: 1991 to 2023, 33 years.
  • Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

41 days at or beyond a record
Daily record high and record low at Antelope Montana, with 2026 drawn through them The band shows the record high and record low for each calendar day at Antelope Montana. The lines show the 2026 daily maximum and minimum. 41 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Antelope Montana. The lines show the 2026 daily maximum and minimum. 41 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Antelope Montana, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan8.9 C (48.0 F)-34.4 C (-29.9 F)8.9 C (48.0 F)-17.8 C (0.0 F)
Feb12.8 C (55.0 F)-33.3 C (-27.9 F)12.2 C (54.0 F)-17.8 C (0.0 F)
Mar20.6 C (69.1 F)-25.0 C (-13.0 F)20.6 C (69.1 F)-11.7 C (10.9 F)
Apr23.3 C (73.9 F)-16.7 C (1.9 F)19.4 C (66.9 F)-8.9 C (16.0 F)
May28.9 C (84.0 F)-8.9 C (16.0 F)26.7 C (80.1 F)-6.1 C (21.0 F)
Jun32.2 C (90.0 F)-3.9 C (25.0 F)28.3 C (82.9 F)-0.6 C (30.9 F)
Jul35.6 C (96.1 F)-0.6 C (30.9 F)33.9 C (93.0 F)5.0 C (41.0 F)
Aug33.9 C (93.0 F)-2.8 C (27.0 F)32.8 C (91.0 F)4.4 C (39.9 F)
Sep32.8 C (91.0 F)-7.8 C (18.0 F)24.4 C (75.9 F)0.6 C (33.1 F)
Oct26.7 C (80.1 F)-21.1 C (-6.0 F)25.0 C (77.0 F)-2.2 C (28.0 F)
Nov16.7 C (62.1 F)-25.6 C (-14.1 F)n/an/a
Dec10.6 C (51.1 F)-37.2 C (-35.0 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Antelope Montana by the year they were set 1,464 records at Antelope Montana still stand. 2000 holds the most, with 88. 02550751001991: 101992: 471993: 701994: 401995: 471996: 791997: 311998: 271999: 652000: 882001: 362002: 422003: 432004: 272005: 252006: 262007: 292008: 532009: 552010: 352011: 222012: 382013: 402014: 452015: 452016: 322017: 412018: 242019: 372020: 362021: 392022: 472023: 292024: 322025: 382026: 44199119951999200320072011201520192023
1,464 records at Antelope Montana still stand. 2000 holds the most, with 88.
Standing records at Antelope Montana by the year they were set
Year setStanding records
199110
199247
199370
199440
199547
199679
199731
199827
199965
200088
200136
200242
200343
200427
200525
200626
200729
200853
200955
201035
201122
201238
201340
201445
201545
201632
201741
201824
201937
202036
202139
202247
202329
202432
202538
202644

All-Time Record Progression

2 new records
When Antelope Montana set new all-time records 2 all-time records were set at Antelope Montana between 21 December 2022 and 22 December 2022. Each dot is a new record. Record low minimum temperature21 December 2022: Record low minimum temperature -33.9 C (-29.0 F)22 December 2022: Record low minimum temperature -37.2 C (-35.0 F)
2 all-time records were set at Antelope Montana between 21 December 2022 and 22 December 2022. Each dot is a new record.
When Antelope Montana set new all-time records
DateKindDetail
2022-12-21Record low minimum temperatureRecord low minimum temperature -33.9 C (-29.0 F)
2022-12-22Record low minimum temperatureRecord low minimum temperature -37.2 C (-35.0 F)

Period of Record Coverage

1991 to 2026
Days with data per year at Antelope Montana 36 years of record at Antelope Montana, 1991 to 2026. 6 years have data for under 90 percent of days and are left out of rankings: 1991, 1997, 1998, 2001, 2003, 2026. 1991: 66 of 365 days1992: 365 of 366 days1993: 353 of 365 days1994: 362 of 365 days1995: 362 of 365 days1996: 363 of 366 days1997: 298 of 365 days1998: 235 of 365 days1999: 351 of 365 days2000: 358 of 366 days2001: 325 of 365 days2002: 364 of 365 days2003: 318 of 365 days2004: 345 of 366 days2005: 363 of 365 days2006: 364 of 365 days2007: 365 of 365 days2008: 365 of 366 days2009: 361 of 365 days2010: 364 of 365 days2011: 365 of 365 days2012: 366 of 366 days2013: 362 of 365 days2014: 365 of 365 days2015: 365 of 365 days2016: 363 of 366 days2017: 365 of 365 days2018: 364 of 365 days2019: 362 of 365 days2020: 365 of 366 days2021: 364 of 365 days2022: 365 of 365 days2023: 365 of 365 days2024: 366 of 366 days2025: 365 of 365 days2026: 284 of 365 days1995200020052010201520202025
36 years of record at Antelope Montana, 1991 to 2026. 6 years have data for under 90 percent of days and are left out of rankings: 1991, 1997, 1998, 2001, 2003, 2026.
Days with data per year at Antelope Montana
YearDays with dataShare of yearComplete
19916618%No
1992365100%Yes
199335397%Yes
199436299%Yes
199536299%Yes
199636399%Yes
199729882%No
199823564%No
199935196%Yes
200035898%Yes
200132589%No
2002364100%Yes
200331887%No
200434594%Yes
200536399%Yes
2006364100%Yes
2007365100%Yes
2008365100%Yes
200936199%Yes
2010364100%Yes
2011365100%Yes
2012366100%Yes
201336299%Yes
2014365100%Yes
2015365100%Yes
201636399%Yes
2017365100%Yes
2018364100%Yes
201936299%Yes
2020365100%Yes
2021364100%Yes
2022365100%Yes
2023365100%Yes
2024366100%Yes
2025365100%Yes
202628478%No

Latest Records

20
Latest records at Antelope Montana
DateStationRecordValueBeat old record byOld record stoodSignificance
9 October 2026Antelope Montana, USdaily high min (Provisional)7.2 C (45.0 F)0.5 C (0.9 F)27 years11 of 100 (Routine)
8 October 2026Antelope Montana, USdaily high max (Provisional)23.9 C (75.0 F)1.1 C (2.0 F)5 years5 of 100 (Routine)
7 October 2026Antelope Montana, USdaily high max (Provisional)24.4 C (75.9 F)2.7 C (4.9 F)29 years15 of 100 (Routine)
6 October 2026Antelope Montana, USdaily high max (Provisional)24.4 C (75.9 F)2.2 C (4.0 F)23 years12 of 100 (Routine)
6 October 2026Antelope Montana, USdaily high min (Provisional)8.3 C (46.9 F)0.5 C (0.9 F)32 years12 of 100 (Routine)
5 October 2026Antelope Montana, USdaily high max (Provisional)25.0 C (77.0 F)1.7 C (3.1 F)23 years11 of 100 (Routine)
5 October 2026Antelope Montana, USdaily high min (Provisional)11.7 C (53.1 F)3.4 C (6.1 F)4 years10 of 100 (Routine)
4 October 2026Antelope Montana, USdaily high max (Provisional)25.0 C (77.0 F)1.7 C (3.1 F)23 years11 of 100 (Routine)
21 August 2026Antelope Montana, USdaily high min (Provisional)16.1 C (61.0 F)1.7 C (3.1 F)16 years12 of 100 (Routine)
21 August 2026Antelope Montana, USdaily high max (Provisional)31.7 C (89.1 F)0.6 C (1.1 F)16 years9 of 100 (Routine)
8 August 2026Antelope Montana, USdaily high max (Tie)31.1 C (88.0 F)tie25 years2 of 100 (Routine)
1 August 2026Antelope Montana, USdaily high max32.8 C (91.0 F)0.6 C (1.1 F)25 years11 of 100 (Routine)
26 July 2026Antelope Montana, USdaily high min17.2 C (63.0 F)2.2 C (4.0 F)28 years17 of 100 (Routine)
25 July 2026Antelope Montana, USdaily high max31.7 C (89.1 F)1.7 C (3.1 F)4 years8 of 100 (Routine)
24 July 2026Antelope Montana, USdaily high min17.2 C (63.0 F)0.5 C (0.9 F)1 year4 of 100 (Routine)
24 July 2026Antelope Montana, USdaily high max (Tie)31.7 C (89.1 F)tie23 years2 of 100 (Routine)
29 June 2026Antelope Montana, USdaily low max (Tie)9.4 C (48.9 F)tie5 years1 of 100 (Routine)
28 June 2026Antelope Montana, USdaily low max5.0 C (41.0 F)6.7 C (12.1 F)5 years16 of 100 (Routine)
28 June 2026Antelope Montana, USdaily low min1.7 C (35.1 F)1.1 C (2.0 F)27 years13 of 100 (Routine)
27 June 2026Antelope Montana, USdaily low max11.1 C (52.0 F)3.9 C (7.0 F)27 years18 of 100 (Routine)

Climate Trend

29 complete years, 1992 to 2025
Annual mean temperature at Antelope Montana as warming stripes, 1992 to 2025 One stripe for each of 29 complete years at Antelope Montana, 1992 to 2025. Blue stripes are years cooler than the station's own mean of 4.3 C (39.7 F); red stripes are warmer. The coolest year was 1993, at 2.4 C (36.4 F), and the warmest was 2025, at 5.8 C (42.4 F). The strongest colour marks a difference of 1.9 C (3.4 F). 1992: 4.7 C, +0.4 C from the station mean1993: 2.4 C, -1.9 C from the station mean1994: 4.5 C, +0.3 C from the station mean1995: 3.9 C, -0.3 C from the station mean1996: 4.0 C, -0.3 C from the station mean1999: 5.3 C, +1.0 C from the station mean2000: 5.1 C, +0.9 C from the station mean2002: 3.8 C, -0.5 C from the station mean2005: 4.3 C, 0.0 C from the station mean2006: 4.3 C, +0.1 C from the station mean2007: 4.8 C, +0.5 C from the station mean2008: 3.2 C, -1.1 C from the station mean2009: 3.3 C, -1.0 C from the station mean2010: 3.6 C, -0.7 C from the station mean2011: 3.1 C, -1.2 C from the station mean2012: 5.2 C, +0.9 C from the station mean2013: 4.0 C, -0.3 C from the station mean2014: 4.3 C, 0.0 C from the station mean2015: 5.3 C, +1.0 C from the station mean2016: 5.1 C, +0.8 C from the station mean2017: 4.5 C, +0.2 C from the station mean2018: 4.2 C, -0.1 C from the station mean2019: 3.2 C, -1.1 C from the station mean2020: 4.6 C, +0.3 C from the station mean2021: 5.0 C, +0.7 C from the station mean2022: 3.6 C, -0.7 C from the station mean2023: 3.7 C, -0.5 C from the station mean2024: 5.5 C, +1.2 C from the station mean2025: 5.8 C, +1.5 C from the station mean19921995200020052010201520202025
One stripe for each of 29 complete years at Antelope Montana, 1992 to 2025. Blue stripes are years cooler than the station's own mean of 4.3 C (39.7 F); red stripes are warmer. The coolest year was 1993, at 2.4 C (36.4 F), and the warmest was 2025, at 5.8 C (42.4 F). The strongest colour marks a difference of 1.9 C (3.4 F).
Annual mean temperature at Antelope Montana as warming stripes, 1992 to 2025
YearAnnual mean temperatureDifference from the station mean
19924.7 C+0.43 C
19932.4 C-1.87 C
19944.5 C+0.25 C
19953.9 C-0.35 C
19964.0 C-0.33 C
19995.3 C+0.98 C
20005.1 C+0.85 C
20023.8 C-0.50 C
20054.3 C-0.04 C
20064.3 C+0.05 C
20074.8 C+0.51 C
20083.2 C-1.07 C
20093.3 C-1.04 C
20103.6 C-0.66 C
20113.1 C-1.16 C
20125.2 C+0.90 C
20134.0 C-0.28 C
20144.3 C+0.00 C
20155.3 C+0.97 C
20165.1 C+0.76 C
20174.5 C+0.17 C
20184.2 C-0.08 C
20193.2 C-1.07 C
20204.6 C+0.30 C
20215.0 C+0.74 C
20223.6 C-0.67 C
20233.7 C-0.55 C
20245.5 C+1.17 C
20255.8 C+1.46 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

1991 to 2026
Yearly extremes at Antelope Montana: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)35.6 C (96.1 F)200231.7 C (89.1 F)36
Coldest night (TNn)-37.2 C (-35.0 F)2022-26.4 C (-15.5 F)36

Hottest day (TXx)

Hottest day (TXx) at Antelope Montana by year The hottest day of the year at Antelope Montana, 1991 to 2026. The record is 35.6 C (96.1 F) in 2002, marked on the chart; the median year is 31.7 C (89.1 F). 010203040200020102020Record: 35.6 C (96.1 F) in 2002
The hottest day of the year at Antelope Montana, 1991 to 2026. The record is 35.6 C (96.1 F) in 2002, marked on the chart; the median year is 31.7 C (89.1 F).
Hottest day (TXx) at Antelope Montana by year
YearHottest day (TXx)
19916.7 C (44.1 F)
199230.6 C (87.1 F)
199326.1 C (79.0 F)
199432.2 C (90.0 F)
199530.0 C (86.0 F)
199630.6 C (87.1 F)
199728.9 C (84.0 F)
199832.2 C (90.0 F)
199931.1 C (88.0 F)
200032.8 C (91.0 F)
200132.8 C (91.0 F)
200235.6 C (96.1 F)
200333.9 C (93.0 F)
200430.6 C (87.1 F)
200532.2 C (90.0 F)
200633.3 C (91.9 F)
200734.4 C (93.9 F)
200831.7 C (89.1 F)
200931.1 C (88.0 F)
201030.0 C (86.0 F)
201130.0 C (86.0 F)
201231.1 C (88.0 F)
201331.7 C (89.1 F)
201430.0 C (86.0 F)
201532.2 C (90.0 F)
201631.1 C (88.0 F)
201731.7 C (89.1 F)
201833.3 C (91.9 F)
201930.6 C (87.1 F)
202032.8 C (91.0 F)
202132.2 C (90.0 F)
202231.7 C (89.1 F)
202331.1 C (88.0 F)
202432.8 C (91.0 F)
202531.1 C (88.0 F)
202633.9 C (93.0 F)

Coldest night (TNn)

Coldest night (TNn) at Antelope Montana by year The coldest night of the year at Antelope Montana, 1991 to 2026. The record is -37.2 C (-35.0 F) in 2022, marked on the chart; the median year is -26.4 C (-15.5 F). -40-35-30-25-20-15200020102020Record: -37.2 C (-35.0 F) in 2022
The coldest night of the year at Antelope Montana, 1991 to 2026. The record is -37.2 C (-35.0 F) in 2022, marked on the chart; the median year is -26.4 C (-15.5 F).
Coldest night (TNn) at Antelope Montana by year
YearColdest night (TNn)
1991-24.4 C (-11.9 F)
1992-23.3 C (-9.9 F)
1993-29.4 C (-20.9 F)
1994-25.6 C (-14.1 F)
1995-24.4 C (-11.9 F)
1996-29.4 C (-20.9 F)
1997-27.8 C (-18.0 F)
1998-32.2 C (-26.0 F)
1999-20.6 C (-5.1 F)
2000-22.2 C (-8.0 F)
2001-25.0 C (-13.0 F)
2002-23.3 C (-9.9 F)
2003-28.9 C (-20.0 F)
2004-27.8 C (-18.0 F)
2005-27.8 C (-18.0 F)
2006-30.6 C (-23.1 F)
2007-30.0 C (-22.0 F)
2008-32.2 C (-26.0 F)
2009-30.6 C (-23.1 F)
2010-25.6 C (-14.1 F)
2011-25.0 C (-13.0 F)
2012-19.4 C (-2.9 F)
2013-28.9 C (-20.0 F)
2014-33.3 C (-27.9 F)
2015-20.0 C (-4.0 F)
2016-26.7 C (-16.1 F)
2017-26.1 C (-15.0 F)
2018-25.6 C (-14.1 F)
2019-25.6 C (-14.1 F)
2020-20.0 C (-4.0 F)
2021-27.2 C (-17.0 F)
2022-37.2 C (-35.0 F)
2023-30.6 C (-23.1 F)
2024-34.4 C (-29.9 F)
2025-25.6 C (-14.1 F)
2026-17.8 C (0.0 F)

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

29 years with a frost

Across 29 years with a frost, the median last spring frost at Antelope Montana falls on 13 June and the median first autumn frost on 19 September, which leaves a median of 98 days between them.

Fitted over all years, the growing season changes by +11.3 days per decade at this station.

Frost dates and growing season at Antelope Montana
MeasureMedian, all yearsEarliest periodRecent period (1992 to 2025)Recent against earliestFitted trend
Last spring frost13 Junen/a13 Junen/a-1.0 days per decade
First autumn frost19 Septembern/a19 Septembern/a+10.3 days per decade
Growing days98 daysn/a98 daysn/a+11.3 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 Antelope Montana standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Antelope Montana 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 (2026-10-15).