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Maine · THREADEX · 1925–2026

Bangor, ME

44.798°N, 68.819°W · station BGRthr · 102 years of record
49°F
forecast low · Sep 7

7-Day Forecast

NWS NDFD forecast low temperature for Bangor.
51°WED9/254°THU9/359°FRI9/454°SAT9/550°SUN9/649°MON9/752°TUE9/8

This Day in History

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

Ranks

#26 / 97
coldest Sep 7 in 97 yrs of record

Coldest Sep 7 ever

33°F
set in 1942

Mildest Sep 7 ever

68°F
set in 1999
Forecast low 49°F — 26th coldest Sep 7 of 97 years · record 33°F (1942) · coldest since 2024.
1926: 54°F1927: 57°F1928: 44°F1929: 64°F1930: 50°F1931: 55°F1932: 66°F1933: 50°F1934: 56°F1935: 50°F1936: 46°F1937: 47°F1938: 47°F1939: 49°F1940: 34°F1941: 50°F1942: 33°F1943: 60°F1944: 56°F1945: 58°F1946: 55°F1947: 62°F1948: 67°F1949: 46°F1953: 64°F1954: 41°F1955: 47°F1956: 57°F1957: 46°F1958: 61°F1959: 57°F1960: 45°F1961: 50°F1962: 38°F1963: 50°F1964: 54°F1965: 55°F1966: 54°F1967: 43°F1968: 48°F1969: 51°F1970: 50°F1971: 60°F1972: 50°F1973: 54°F1974: 52°F1975: 50°F1976: 46°F1977: 49°F1978: 45°F1979: 55°F1980: 56°F1981: 50°F1982: 53°F1983: 61°F1984: 42°F1985: 60°F1986: 48°F1987: 53°F1988: 45°F1989: 57°F1990: 49°F1991: 54°F1992: 51°F1993: 60°F1994: 49°F1995: 47°F1996: 57°F1997: 50°F1998: 64°F1999: 68°F2000: 33°F2001: 50°F2002: 50°F2003: 48°F2004: 45°F2005: 49°F2006: 59°F2007: 58°F2008: 64°F2009: 40°F2010: 59°F2011: 55°F2012: 53°F2013: 50°F2014: 50°F2015: 62°F2016: 59°F2017: 59°F2018: 50°F2019: 50°F2020: 46°F2021: 53°F2022: 51°F2023: 65°F2024: 49°F2025: 57°F49° forecast303540455055606570193019401960197019801990200020102020
📖 Bangor's full Climate Almanac →

The Numbers

Forecast low · Sep 749°F
Coldest this date since2024
This-date record33°F
This-date rank#26 of 97
Coldest at any time since2026
All-time record-32°F (1948)
Odds to tie/break0.0% (daily)
Period of record1925–2026

Record Book

The hottest and coldest ever recorded at Bangor in each calendar month, and for the whole 1925–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan63°FJan 14, 1932-29°FJan 22, 2005
Feb65°FFeb 23, 2022-32°FFeb 10, 1948
Mar84°FMar 22, 2012-16°FMar 2, 2001
Apr92°FApr 27, 19901°FApr 23, 1928
May96°FMay 22, 199223°FMay 1, 1943
Jun98°FJun 27, 194129°FJun 3, 1939
Jul99°FJul 4, 194937°FJul 16, 1946
Aug104°FAug 19, 193529°FAug 25, 1942
Sep99°FSep 7, 194520°FSep 19, 1930
Oct92°FOct 13, 193011°FOct 30, 1941
Nov75°FNov 6, 1938-3°FNov 29, 1940
Dec65°FDec 4, 1982-27°FDec 16, 1943
All-time104°FAug 19, 1935-32°FFeb 10, 1948

2026 Records So Far

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

Record Highs in 2026

3 broke
plus 3 tied — daily record highs set this year

Record Lows in 2026

2 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

86°F
record high minimum — the night it never cooled · Jul 31, 1948

Coldest high ever

-6°F
record low maximum — the day it never warmed · Jan 15, 1957
MonthWarmest lowColdest high
Jan45°FJan 16, 1995-6°FJan 15, 1957
Feb43°FFeb 28, 2024-1°FFeb 15, 1943
Mar48°FMar 18, 19368°FMar 8, 2007
Apr55°FApr 20, 192724°FApr 7, 1982
May67°FMay 30, 193137°FMay 8, 1966
Jun72°FJun 20, 193146°FJun 9, 1956
Jul86°FJul 31, 194856°FJul 9, 1946
Aug77°FAug 27, 194955°FAug 30, 1965
Sep74°FSep 29, 194843°FSep 26, 1939
Oct68°FOct 1, 194829°FOct 23, 1969
Nov62°FNov 6, 202214°FNov 27, 1978
Dec52°FDec 25, 2020-3°FDec 19, 1942
All-time86°FJul 31, 1948-6°FJan 15, 1957

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

167 days
record run, ended Apr 24 1944

So far in 2026

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

Climate Normals

Normal low & low by month, from Bangor's own 1991–2020 record. Today's normal low: 51°F · forecast is -2° vs normal.
Jan: 28°FJan: 9°FFeb: 31°FFeb: 10°FMar: 40°FMar: 21°FApr: 53°FApr: 32°FMay: 66°FMay: 43°FJun: 75°FJun: 52°FJul: 80°FJul: 58°FAug: 79°FAug: 57°FSep: 71°FSep: 49°FOct: 58°FOct: 38°FNov: 46°FNov: 28°FDec: 34°FDec: 17°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:57 AM
Sunset6:13 PM
Solar noon11:35 AM
Daylight13h 16m · losing 20 min/wk
Local standard time (no DST), level horizon.

Location

44.80°N, 68.82°W

Nearby Stations

Millinocket, ME59 mi NPortland, ME108 mi SWCaribou, ME148 mi NConcord, NH172 mi SWManchester, NH183 mi SWBoston, MA200 mi SW

The Last 6 Weeks

Bangor'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.
Bangor, ME — last six weeks of daily low

2026 So Far

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

Every Day Since 1925

Each cell is one day's low at Bangor, coloured by temperature — 102 years of record, so heat waves read as warm streaks and cold snaps as blue.
Bangor, ME daily low heat map 1925–2026

Days Below the Mark

How many days a year hit a given low at Bangor — counted through Sep 7 each year, so you can see whether 2026 is running cold. Pick a threshold:
103 days ≤32°F so far in 2026 — tied for the 41st most in 102 years. Normal for this point: 97. Record: 125 in 1940.

Share Card

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