42.920°N, 112.572°W · station PIHthr · 88 years of record
82°F
HOTTEST SEP 1 SINCE 2025
forecast high · Sep 1
7-Day Forecast
NWS NDFD forecast high temperature for Pocatello.
This Day in History
Every year's high 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 hottest on record.
Ranks
#55 / 87
warmest Sep 1 in 87 yrs of record
Warmest Sep 1 ever
96°F
set in 2019
Coolest Sep 1 ever
52°F
set in 1973
Forecast high 82°F — 55th warmest Sep 1 of 87 years · record 96°F (2019) · warmest since 2025.
Ranks
#63 / 87
warmest Sep 2 in 87 yrs of record
Warmest Sep 2 ever
96°F
set in 1947
Coolest Sep 2 ever
62°F
set in 1961
Forecast high 76°F — 63rd warmest Sep 2 of 87 years · record 96°F (1947) · warmest since 2025.
Ranks
#55 / 87
warmest Sep 3 in 87 yrs of record
Warmest Sep 3 ever
102°F
set in 2022
Coolest Sep 3 ever
52°F
set in 1971
Forecast high 79°F — 55th warmest Sep 3 of 87 years · record 102°F (2022) · warmest since 2025.
Ranks
#58 / 87
warmest Sep 4 in 87 yrs of record
Warmest Sep 4 ever
97°F
set in 2022
Coolest Sep 4 ever
60°F
set in 2004
Forecast high 79°F — 58th warmest Sep 4 of 87 years · record 97°F (2022) · warmest since 2025.
Ranks
#53 / 87
warmest Sep 5 in 87 yrs of record
Warmest Sep 5 ever
96°F
set in 2022
Coolest Sep 5 ever
48°F
set in 1970
Forecast high 82°F — 53rd warmest Sep 5 of 87 years · record 96°F (2022) · warmest since 2025.
Ranks
#61 / 87
warmest Sep 6 in 87 yrs of record
Warmest Sep 6 ever
101°F
set in 2022
Coolest Sep 6 ever
57°F
set in 2001
Forecast high 78°F — 61st warmest Sep 6 of 87 years · record 101°F (2022) · warmest since 2025.
Ranks
#69 / 87
warmest Sep 7 in 87 yrs of record
Warmest Sep 7 ever
100°F
set in 2022
Coolest Sep 7 ever
56°F
set in 1941
Forecast high 75°F — 69th warmest Sep 7 of 87 years · record 100°F (2022) · warmest since 2025.
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.
Month
Record High
Record Low
Jan
61°FJan 30, 2018
-31°FJan 25, 1949
Feb
65°FFeb 29, 1992
-33°FFeb 1, 1985
Mar
77°FMar 18, 2026
-12°FMar 4, 1985
Apr
86°FApr 25, 1946
12°FApr 3, 1945
May
97°FMay 28, 2003
20°FMay 1, 1972
Jun
103°FJun 19, 1940
28°FJun 7, 1995
Jul
104°FJul 22, 2000
34°FJul 8, 1981
Aug
104°FAug 2, 1969
30°FAug 25, 1992
Sep
102°FSep 3, 2022
19°FSep 20, 1983
Oct
91°FOct 1, 1992
-6°FOct 30, 2019
Nov
75°FNov 6, 1999
-14°FNov 26, 1993
Dec
64°FDec 1, 1995
-29°FDec 23, 1990
All-time
104°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
Month
Warmest low
Coldest high
Jan
47°FJan 1, 1997
-3°FJan 11, 1963
Feb
44°FFeb 28, 1970
-2°FFeb 1, 1985
Mar
49°FMar 16, 2015
21°FMar 1, 2002
Apr
56°FApr 21, 1980
31°FApr 23, 1964
May
64°FMay 21, 1958
36°FMay 4, 1975
Jun
71°FJun 23, 1988
47°FJun 2, 1943
Jul
76°FJul 16, 1951
60°FJul 23, 1993
Aug
75°FAug 2, 2000
55°FAug 17, 1968
Sep
68°FSep 2, 1945
40°FSep 30, 1971
Oct
62°FOct 12, 1962
23°FOct 31, 2002
Nov
53°FNov 14, 1941
9°FNov 16, 1955
Dec
45°FDec 31, 1996
-9°FDec 21, 1990
All-time
76°FJul 16, 1951
-9°FDec 21, 1990
Hot Streaks
Current run
0 days
consecutive days with a high ≥ 90°F
Longest ever
32 days
record run, ended Jul 29 2021
So far in 2026
48 days
days with a high ≥ 90°F this year
Climate Normals
Normal high & low by month, from Pocatello's own 1991–2020 record. Today's normal high: 84°F · forecast is -2° vs normal.
Pocatello's observed daily high for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
2026 So Far
Every day this year against Pocatello's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.