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Montana · THREADEX · 1893–2026

Glasgow, MT

48.214°N, 106.621°W · station GGWthr · 134 years of record
54°F
forecast low · Sep 8

7-Day Forecast

NWS NDFD forecast low temperature for Glasgow.
59°WED9/256°THU9/359°FRI9/458°SAT9/556°SUN9/656°MON9/754°TUE9/8

This Day in History

Every year's low on each of the next 7 forecast dates at Glasgow — toggle a day below. The forecast line shows where it lands; the ringed bar is the coldest on record.

Ranks

#104 / 128
coldest Sep 8 in 128 yrs of record

Coldest Sep 8 ever

27°F
set in 1929

Mildest Sep 8 ever

63°F
set in 1931
Forecast low 54°F — 104th coldest Sep 8 of 128 years · record 27°F (1929) · coldest since 2025.
1894: 46°F1895: 42°F1896: 31°F1898: 32°F1899: 36°F1900: 56°F1901: 42°F1902: 40°F1903: 50°F1904: 45°F1905: 45°F1906: 58°F1907: 37°F1911: 46°F1912: 50°F1913: 59°F1914: 47°F1915: 39°F1916: 44°F1917: 46°F1918: 46°F1919: 53°F1920: 45°F1921: 47°F1922: 43°F1923: 43°F1924: 46°F1925: 56°F1926: 45°F1927: 47°F1928: 42°F1929: 27°F1930: 55°F1931: 63°F1932: 53°F1933: 52°F1934: 45°F1935: 34°F1936: 52°F1937: 46°F1938: 59°F1939: 47°F1940: 48°F1941: 44°F1942: 59°F1943: 37°F1944: 54°F1945: 47°F1946: 45°F1947: 52°F1948: 47°F1949: 47°F1950: 48°F1951: 55°F1952: 51°F1953: 53°F1954: 52°F1955: 46°F1956: 42°F1957: 49°F1958: 50°F1959: 44°F1960: 44°F1961: 48°F1962: 33°F1963: 60°F1964: 37°F1965: 48°F1966: 61°F1967: 44°F1968: 49°F1969: 51°F1970: 50°F1971: 47°F1972: 34°F1973: 54°F1974: 45°F1975: 50°F1976: 42°F1977: 41°F1978: 52°F1979: 52°F1980: 60°F1981: 51°F1982: 55°F1983: 57°F1984: 46°F1985: 43°F1986: 44°F1987: 42°F1988: 44°F1989: 42°F1990: 55°F1991: 56°F1992: 42°F1993: 52°F1994: 55°F1995: 44°F1996: 44°F1997: 51°F1998: 62°F1999: 41°F2000: 45°F2001: 46°F2002: 50°F2003: 61°F2004: 40°F2005: 51°F2006: 51°F2007: 44°F2008: 38°F2009: 50°F2010: 50°F2011: 52°F2012: 41°F2013: 60°F2014: 47°F2015: 41°F2016: 52°F2017: 55°F2018: 58°F2019: 48°F2020: 37°F2021: 49°F2022: 52°F2023: 50°F2024: 54°F2025: 51°F54° forecast253035404550556065190019201930194019501960197019801990200020102020
📖 Glasgow's full Climate Almanac →

The Numbers

Forecast low · Sep 854°F
Coldest this date since2025
This-date record27°F
This-date rank#104 of 128
Coldest at any time since2026
All-time record-59°F (1936)
Odds to tie/break0.0% (daily)
Period of record1893–2026

Record Book

The hottest and coldest ever recorded at Glasgow in each calendar month, and for the whole 1893–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan62°FJan 17, 1919-56°FJan 12, 1916
Feb74°FFeb 27, 1932-59°FFeb 15, 1936
Mar81°FMar 22, 1928-45°FMar 12, 1897
Apr93°FApr 26, 1952-19°FApr 1, 1899
May102°FMay 18, 194815°FMay 6, 1929
Jun110°FJun 17, 193324°FJun 2, 1919
Jul113°FJul 31, 190034°FJul 8, 1904
Aug108°FAug 26, 192628°FAug 23, 1928
Sep106°FSep 7, 202214°FSep 25, 1928
Oct96°FOct 4, 1943-8°FOct 19, 1905
Nov79°FNov 12, 1999-41°FNov 27, 1896
Dec69°FDec 3, 1939-47°FDec 19, 1924
All-time113°FJul 31, 1900-59°FFeb 15, 1936

2026 Records So Far

Records set or tied at Glasgow so far this year — through Aug 30.

Record Highs in 2026

4 broke
plus 4 tied — daily record highs set this year

Record Lows in 2026

0 broke
plus 0 tied — daily record lows set this year

Record Warm Nights & Cold Days

Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.

Warmest low ever

77°F
record high minimum — the night it never cooled · Aug 1, 1936

Coldest high ever

-32°F
record low maximum — the day it never warmed · Feb 16, 1936
MonthWarmest lowColdest high
Jan37°FJan 16, 1974-22°FJan 12, 1911
Feb40°FFeb 26, 1932-32°FFeb 16, 1936
Mar46°FMar 27, 1946-11°FMar 6, 1951
Apr58°FApr 28, 195211°FApr 2, 1954
May69°FMay 29, 193632°FMay 3, 1899
Jun76°FJun 15, 190041°FJun 8, 1950
Jul75°FJul 8, 198351°FJul 1, 1997
Aug77°FAug 1, 193647°FAug 23, 1992
Sep68°FSep 4, 196034°FSep 24, 1926
Oct59°FOct 1, 189613°FOct 28, 1991
Nov47°FNov 7, 2006-15°FNov 26, 1985
Dec38°FDec 10, 1987-24°FDec 21, 1989
All-time77°FAug 1, 1936-32°FFeb 16, 1936

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

172 days
record run, ended Apr 25 1951

So far in 2026

112 days
days with a low ≤ 32°F this year

Climate Normals

Normal low & low by month, from Glasgow's own 1991–2020 record. Today's normal low: 49°F · forecast is +5° vs normal.
Jan: 24°FJan: 4°FFeb: 28°FFeb: 8°FMar: 42°FMar: 20°FApr: 57°FApr: 31°FMay: 68°FMay: 42°FJun: 76°FJun: 51°FJul: 86°FJul: 57°FAug: 85°FAug: 56°FSep: 73°FSep: 46°FOct: 56°FOct: 32°FNov: 40°FNov: 19°FDec: 27°FDec: 8°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:24 AM
Sunset6:48 PM
Solar noon12:06 PM
Daylight13h 24m · losing 24 min/wk
Local standard time (no DST), level horizon.

Location

48.21°N, 106.62°W

Nearby Stations

Williston, ND137 mi EHavre, MT146 mi WBillings, MT189 mi SWGreat Falls, MT226 mi WSheridan, WY239 mi SHelena, MT274 mi W

The Last 6 Weeks

Glasgow's observed daily low for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
Glasgow, MT — last six weeks of daily low

2026 So Far

Every day this year against Glasgow's own record — the record low, the normal, and the full span ever seen. A shareable look at where the year stands.
Glasgow, MT — 2026 daily low trace
Download year chart

Every Day Since 1893

Each cell is one day's low at Glasgow, coloured by temperature — 134 years of record, so heat waves read as warm streaks and cold snaps as blue.
Glasgow, MT daily low heat map 1893–2026

Days Below the Mark

How many days a year hit a given low at Glasgow — counted through Sep 8 each year, so you can see whether 2026 is running cold. Pick a threshold:
112 days ≤32°F so far in 2026 — tied for the 31st most in 134 years. Normal for this point: 103. Record: 129 in 2002.

Share Card

A ready-to-share summary of Glasgow's outlook — post it, or link this page.
Glasgow, MT cold share card
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