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COLD94
Coldest Since
National Cold Records
Idaho · THREADEX · 1939–2026

Pocatello, ID

42.920°N, 112.572°W · station PIHthr · 88 years of record
45°F
forecast low · Sep 8

7-Day Forecast

NWS NDFD forecast low temperature for Pocatello.
54°WED9/247°THU9/346°FRI9/449°SAT9/551°SUN9/650°MON9/745°TUE9/8

This Day in History

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

Ranks

#38 / 87
coldest Sep 8 in 87 yrs of record

Coldest Sep 8 ever

29°F
set in 2001

Mildest Sep 8 ever

67°F
set in 1979
Forecast low 45°F — 38th coldest Sep 8 of 87 years · record 29°F (2001) · coldest since 2025.
1939: 41°F1940: 63°F1941: 35°F1942: 57°F1943: 41°F1944: 47°F1945: 40°F1946: 44°F1947: 35°F1948: 44°F1949: 41°F1950: 58°F1951: 55°F1952: 47°F1953: 52°F1954: 52°F1955: 61°F1956: 42°F1957: 51°F1958: 56°F1959: 53°F1960: 51°F1961: 45°F1962: 35°F1963: 53°F1964: 43°F1965: 43°F1966: 55°F1967: 53°F1968: 50°F1969: 42°F1970: 48°F1971: 38°F1972: 44°F1973: 45°F1974: 54°F1975: 47°F1976: 41°F1977: 50°F1978: 43°F1979: 67°F1980: 56°F1981: 44°F1982: 46°F1983: 54°F1984: 46°F1985: 50°F1986: 48°F1987: 44°F1988: 58°F1989: 48°F1990: 49°F1991: 56°F1992: 31°F1993: 41°F1994: 50°F1995: 47°F1996: 32°F1997: 50°F1998: 63°F1999: 30°F2000: 32°F2001: 29°F2002: 49°F2003: 47°F2004: 34°F2005: 42°F2006: 51°F2007: 43°F2008: 42°F2009: 36°F2010: 51°F2011: 42°F2012: 40°F2013: 55°F2014: 43°F2015: 43°F2016: 49°F2017: 57°F2018: 59°F2019: 55°F2020: 40°F2021: 41°F2022: 53°F2023: 49°F2024: 45°F2025: 44°F45° forecast25303540455055606570194019501960197019801990200020102020
📖 Pocatello's full Climate Almanac →

The Numbers

Forecast low · Sep 845°F
Coldest this date since2025
This-date record29°F
This-date rank#38 of 87
Coldest at any time since2026
All-time record-33°F (1985)
Odds to tie/break0.0% (daily)
Period of record1939–2026

Record Book

The hottest and coldest ever recorded at Pocatello in each calendar month, and for the whole 1939–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan61°FJan 30, 2018-31°FJan 25, 1949
Feb65°FFeb 29, 1992-33°FFeb 1, 1985
Mar77°FMar 18, 2026-12°FMar 4, 1985
Apr86°FApr 25, 194612°FApr 3, 1945
May97°FMay 28, 200320°FMay 1, 1972
Jun103°FJun 19, 194028°FJun 7, 1995
Jul104°FJul 22, 200034°FJul 8, 1981
Aug104°FAug 2, 196930°FAug 25, 1992
Sep102°FSep 3, 202219°FSep 20, 1983
Oct91°FOct 1, 1992-6°FOct 30, 2019
Nov75°FNov 6, 1999-14°FNov 26, 1993
Dec64°FDec 1, 1995-29°FDec 23, 1990
All-time104°FAug 2, 1969-33°FFeb 1, 1985

2026 Records So Far

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

Record Highs in 2026

10 broke
plus 6 tied — daily record highs set this year
Monthly high record this year: Mar (77°F)

Record Lows in 2026

2 broke
plus 1 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

76°F
record high minimum — the night it never cooled · Jul 16, 1951

Coldest high ever

-9°F
record low maximum — the day it never warmed · Dec 21, 1990
MonthWarmest lowColdest high
Jan47°FJan 1, 1997-3°FJan 11, 1963
Feb44°FFeb 28, 1970-2°FFeb 1, 1985
Mar49°FMar 16, 201521°FMar 1, 2002
Apr56°FApr 21, 198031°FApr 23, 1964
May64°FMay 21, 195836°FMay 4, 1975
Jun71°FJun 23, 198847°FJun 2, 1943
Jul76°FJul 16, 195160°FJul 23, 1993
Aug75°FAug 2, 200055°FAug 17, 1968
Sep68°FSep 2, 194540°FSep 30, 1971
Oct62°FOct 12, 196223°FOct 31, 2002
Nov53°FNov 14, 19419°FNov 16, 1955
Dec45°FDec 31, 1996-9°FDec 21, 1990
All-time76°FJul 16, 1951-9°FDec 21, 1990

Cold Streaks

Current run

0 days
consecutive days with a low ≤ 32°F

Longest ever

137 days
record run, ended Mar 30 1985

So far in 2026

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

Climate Normals

Normal low & low by month, from Pocatello's own 1991–2020 record. Today's normal low: 45°F · forecast is +0° vs normal.
Jan: 34°FJan: 17°FFeb: 39°FFeb: 20°FMar: 50°FMar: 28°FApr: 59°FApr: 33°FMay: 69°FMay: 40°FJun: 78°FJun: 46°FJul: 89°FJul: 52°FAug: 88°FAug: 50°FSep: 77°FSep: 42°FOct: 62°FOct: 33°FNov: 46°FNov: 24°FDec: 34°FDec: 17°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:55 AM
Sunset6:05 PM
Solar noon11:30 AM
Daylight13h 11m · losing 19 min/wk
Local standard time (no DST), level horizon.

Location

42.92°N, 112.57°W

Nearby Stations

Burley, ID66 mi WJerome, ID96 mi WChallis, ID137 mi NWStanley, ID146 mi NWSalt Lake City, UT151 mi SBoise, ID189 mi W

The Last 6 Weeks

Pocatello'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.
Pocatello, ID — last six weeks of daily low

2026 So Far

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

Every Day Since 1939

Each cell is one day's low at Pocatello, coloured by temperature — 88 years of record, so heat waves read as warm streaks and cold snaps as blue.
Pocatello, ID daily low heat map 1939–2026

Days Below the Mark

How many days a year hit a given low at Pocatello — counted through Sep 8 each year, so you can see whether 2026 is running cold. Pick a threshold:
94 days ≤32°F so far in 2026 — the 55th most in 88 years. Normal for this point: 98. Record: 119 in 2008.

Share Card

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