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Alaska · THREADEX · 1917–2026

Delta Junction, AK

63.993°N, 145.721°W · station BIGthr · 110 years of record
31°F
forecast low · Sep 3

7-Day Forecast

NWS NDFD forecast low temperature for Delta Junction.
36°WED9/231°THU9/341°FRI9/444°SAT9/544°SUN9/646°MON9/746°TUE9/8

This Day in History

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

Ranks

#6 / 84
coldest Sep 3 in 84 yrs of record

Coldest Sep 3 ever

19°F
set in 1980

Mildest Sep 3 ever

54°F
set in 1957
Forecast low 31°F — 6th coldest Sep 3 of 84 years · record 19°F (1980) · coldest since 1992.
1937: 39°F1941: 40°F1942: 48°F1943: 36°F1944: 30°F1945: 43°F1946: 35°F1947: 35°F1948: 38°F1949: 53°F1950: 35°F1951: 49°F1952: 44°F1953: 41°F1954: 42°F1955: 43°F1956: 31°F1957: 54°F1958: 36°F1959: 42°F1960: 41°F1961: 36°F1962: 40°F1963: 42°F1964: 37°F1965: 36°F1966: 40°F1967: 35°F1968: 35°F1969: 44°F1970: 41°F1971: 35°F1972: 42°F1973: 30°F1974: 48°F1975: 32°F1976: 43°F1977: 38°F1978: 40°F1979: 44°F1980: 19°F1981: 42°F1982: 36°F1983: 25°F1984: 31°F1985: 41°F1986: 44°F1987: 46°F1988: 35°F1989: 45°F1990: 39°F1991: 44°F1992: 29°F1993: 44°F1994: 38°F1995: 35°F1996: 41°F1997: 42°F1998: 37°F1999: 44°F2000: 36°F2001: 46°F2002: 33°F2003: 40°F2004: 42°F2005: 41°F2006: 32°F2007: 36°F2008: 41°F2009: 39°F2010: 37°F2011: 48°F2012: 43°F2014: 32°F2015: 36°F2016: 38°F2017: 32°F2019: 43°F2020: 47°F2021: 46°F2022: 46°F2023: 36°F2024: 39°F2025: 40°F31° forecast15202530354045505519501960197019801990200020102020
📖 Delta Junction's full Climate Almanac →

The Numbers

Forecast low · Sep 331°F
Coldest this date since1992
This-date record19°F
This-date rank#6 of 84
Coldest at any time since2026
All-time record-63°F (1947)
Odds to tie/break0.0% (daily)
Period of record1917–2026

Record Book

The hottest and coldest ever recorded at Delta Junction in each calendar month, and for the whole 1917–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan54°FJan 16, 2009-63°FJan 30, 1947
Feb51°FFeb 24, 1943-60°FFeb 2, 1947
Mar58°FMar 18, 1981-49°FMar 15, 1964
Apr72°FApr 30, 1979-37°FApr 2, 1944
May90°FMay 28, 1947-1°FMay 4, 1945
Jun92°FJun 15, 196926°FJun 5, 2006
Jul91°FJul 4, 195832°FJul 1, 1971
Aug90°FAug 6, 199422°FAug 24, 1948
Sep79°FSep 1, 1963-2°FSep 27, 1983
Oct74°FOct 2, 2003-39°FOct 31, 1975
Nov52°FNov 6, 1979-47°FNov 27, 1986
Dec55°FDec 11, 1985-62°FDec 14, 1946
All-time92°FJun 15, 1969-63°FJan 30, 1947

2026 Records So Far

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

Record Highs in 2026

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

Record Lows in 2026

4 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

71°F
record high minimum — the night it never cooled · Aug 6, 2024

Coldest high ever

-55°F
record low maximum — the day it never warmed · Jan 6, 1975
MonthWarmest lowColdest high
Jan41°FJan 24, 2025-55°FJan 6, 1975
Feb43°FFeb 28, 1968-39°FFeb 4, 1999
Mar43°FMar 18, 2019-18°FMar 30, 1944
Apr53°FApr 29, 1979-2°FApr 9, 2021
May59°FMay 26, 201915°FMay 9, 1964
Jun66°FJun 25, 194240°FJun 4, 2006
Jul68°FJul 29, 200946°FJul 16, 2003
Aug71°FAug 6, 202438°FAug 26, 1984
Sep63°FSep 13, 201420°FSep 25, 1983
Oct56°FOct 1, 2003-20°FOct 31, 1975
Nov43°FNov 27, 1956-29°FNov 23, 1963
Dec38°FDec 29, 1982-54°FDec 13, 1946
All-time71°FAug 6, 2024-55°FJan 6, 1975

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

223 days
record run, ended Apr 29 2022

So far in 2026

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

Climate Normals

Normal low & low by month, from Delta Junction's own 1991–2020 record. Today's normal low: 41°F · forecast is -10° vs normal.
Jan: 6°FJan: -8°FFeb: 16°FFeb: -1°FMar: 24°FMar: 4°FApr: 44°FApr: 23°FMay: 59°FMay: 38°FJun: 68°FJun: 49°FJul: 70°FJul: 52°FAug: 65°FAug: 47°FSep: 53°FSep: 36°FOct: 33°FOct: 20°FNov: 15°FNov: 1°FDec: 9°FDec: -5°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:26 AM
Sunset6:58 PM
Solar noon11:42 AM
Daylight14h 33m · losing 45 min/wk
Local standard time (no DST), level horizon.

Location

63.99°N, 145.72°WAlaska

Nearby Stations

Fairbanks, AK85 mi WGulkana, AK126 mi STalkeetna, AK178 mi WAnchorage, AK238 mi SWBettles, AK261 mi NWMcgrath, AK313 mi W

The Last 6 Weeks

Delta Junction'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.
Delta Junction, AK — last six weeks of daily low

2026 So Far

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

Every Day Since 1917

Each cell is one day's low at Delta Junction, coloured by temperature — 110 years of record, so heat waves read as warm streaks and cold snaps as blue.
Delta Junction, AK daily low heat map 1917–2026

Days Below the Mark

How many days a year hit a given low at Delta Junction — counted through Sep 3 each year, so you can see whether 2026 is running cold. Pick a threshold:
116 days ≤32°F so far in 2026 — tied for the 65th most in 110 years. Normal for this point: 96. Record: 142 in 1964.

Share Card

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