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Michigan · THREADEX · 1916–2026

Alpena, MI

45.072°N, 83.564°W · station APNthr · 111 years of record
53°F
forecast low · Sep 8

7-Day Forecast

NWS NDFD forecast low temperature for Alpena.
68°WED9/259°THU9/356°FRI9/456°SAT9/555°SUN9/656°MON9/753°TUE9/8

This Day in History

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

Ranks

#74 / 109
coldest Sep 8 in 109 yrs of record

Coldest Sep 8 ever

33°F
set in 1982

Mildest Sep 8 ever

77°F
set in 1919
Forecast low 53°F — 74th coldest Sep 8 of 109 years · record 33°F (1982) · coldest since 2025.
1917: 35°F1918: 40°F1919: 77°F1920: 52°F1921: 48°F1922: 64°F1923: 52°F1924: 35°F1925: 45°F1926: 54°F1927: 59°F1928: 39°F1929: 43°F1930: 34°F1931: 57°F1932: 40°F1933: 56°F1934: 42°F1935: 49°F1936: 64°F1937: 46°F1938: 45°F1939: 59°F1940: 47°F1941: 43°F1942: 57°F1943: 49°F1944: 44°F1945: 62°F1946: 51°F1947: 52°F1948: 60°F1949: 42°F1950: 41°F1951: 37°F1952: 43°F1953: 47°F1954: 53°F1955: 37°F1956: 40°F1957: 36°F1958: 56°F1959: 70°F1960: 68°F1961: 54°F1962: 42°F1963: 49°F1964: 51°F1965: 43°F1966: 39°F1967: 46°F1968: 43°F1969: 48°F1970: 55°F1971: 53°F1972: 55°F1973: 44°F1974: 46°F1975: 45°F1976: 53°F1977: 48°F1978: 57°F1979: 41°F1980: 48°F1981: 50°F1982: 33°F1983: 43°F1984: 43°F1985: 63°F1986: 38°F1987: 59°F1988: 42°F1989: 63°F1990: 37°F1991: 54°F1992: 54°F1993: 41°F1994: 48°F1995: 36°F1996: 60°F1997: 46°F1998: 47°F1999: 43°F2000: 44°F2001: 68°F2002: 58°F2003: 45°F2004: 54°F2005: 49°F2006: 55°F2007: 50°F2008: 53°F2009: 50°F2010: 53°F2011: 41°F2012: 51°F2013: 44°F2014: 46°F2015: 64°F2016: 70°F2017: 42°F2018: 44°F2019: 40°F2020: 51°F2021: 55°F2022: 50°F2023: 47°F2024: 45°F2025: 38°F53° forecast303540455055606570758019201930194019501960197019801990200020102020
📖 Alpena's full Climate Almanac →

The Numbers

Forecast low · Sep 853°F
Coldest this date since2025
This-date record33°F
This-date rank#74 of 109
Coldest at any time since2026
All-time record-37°F (1979)
Odds to tie/break0.0% (daily)
Period of record1916–2026

Record Book

The hottest and coldest ever recorded at Alpena in each calendar month, and for the whole 1916–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan62°FJan 26, 1944-28°FJan 15, 1963
Feb70°FFeb 27, 2024-37°FFeb 17, 1979
Mar87°FMar 21, 2012-27°FMar 2, 1962
Apr90°FApr 25, 1990-7°FApr 6, 2003
May94°FMay 30, 193720°FMay 2, 1966
Jun104°FJun 1, 193427°FJun 3, 1928
Jul106°FJul 13, 193634°FJul 4, 1930
Aug102°FAug 2, 198829°FAug 30, 1934
Sep99°FSep 1, 195323°FSep 23, 1942
Oct90°FOct 8, 200712°FOct 30, 1925
Nov78°FNov 10, 2022-6°FNov 15, 1933
Dec65°FDec 25, 1982-27°FDec 29, 1933
All-time106°FJul 13, 1936-37°FFeb 17, 1979

2026 Records So Far

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

Record Highs in 2026

2 broke
plus 0 tied — daily record highs set this year

Record Lows in 2026

1 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

79°F
record high minimum — the night it never cooled · Jun 23, 2025

Coldest high ever

-5°F
record low maximum — the day it never warmed · Feb 9, 1933
MonthWarmest lowColdest high
Jan41°FJan 5, 2007-3°FJan 17, 1982
Feb42°FFeb 19, 1994-5°FFeb 9, 1933
Mar55°FMar 22, 19387°FMar 3, 1943
Apr64°FApr 17, 197622°FApr 3, 1954
May66°FMay 22, 193034°FMay 23, 1917
Jun79°FJun 23, 202546°FJun 2, 1945
Jul76°FJul 30, 191756°FJul 8, 1997
Aug77°FAug 25, 194854°FAug 28, 1992
Sep77°FSep 8, 191942°FSep 24, 1950
Oct65°FOct 12, 192831°FOct 28, 1925
Nov60°FNov 5, 202413°FNov 29, 1929
Dec47°FDec 3, 19822°FDec 26, 1993
All-time79°FJun 23, 2025-5°FFeb 9, 1933

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

140 days
record run, ended Apr 19 1923

So far in 2026

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

Climate Normals

Normal low & low by month, from Alpena's own 1991–2020 record. Today's normal low: 50°F · forecast is +4° vs normal.
Jan: 27°FJan: 12°FFeb: 30°FFeb: 11°FMar: 39°FMar: 19°FApr: 52°FApr: 30°FMay: 65°FMay: 41°FJun: 75°FJun: 50°FJul: 80°FJul: 56°FAug: 78°FAug: 54°FSep: 70°FSep: 47°FOct: 57°FOct: 37°FNov: 44°FNov: 29°FDec: 33°FDec: 20°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:56 AM
Sunset6:12 PM
Solar noon11:34 AM
Daylight13h 16m · losing 21 min/wk
Local standard time (no DST), level horizon.

Location

45.07°N, 83.56°W

Nearby Stations

Houghton Lake, MI73 mi SWSault Ste Marie, MI104 mi NWSaginaw, MI109 mi SFlint, MI145 mi SLansing, MI166 mi SWGrand Rapids, MI179 mi SW

The Last 6 Weeks

Alpena'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.
Alpena, MI — last six weeks of daily low

2026 So Far

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

Every Day Since 1916

Each cell is one day's low at Alpena, coloured by temperature — 111 years of record, so heat waves read as warm streaks and cold snaps as blue.
Alpena, MI daily low heat map 1916–2026

Days Below the Mark

How many days a year hit a given low at Alpena — counted through Sep 8 each year, so you can see whether 2026 is running cold. Pick a threshold:
109 days ≤32°F so far in 2026 — tied for the 71st most in 111 years. Normal for this point: 111. Record: 134 in 1961.

Share Card

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