46.921°N, 114.094°W · station MSOthr · 134 years of record
68°F
HOTTEST OCT 17 SINCE 2022
forecast high · Oct 17
7-Day Forecast
NWS NDFD forecast high temperature for Missoula.
This Day in History
Every year's high on each of the next 7 forecast dates at Missoula — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.
Ranks
#21 / 127
warmest Oct 17 in 127 yrs of record
Warmest Oct 17 ever
75°F
set in 2003
Coolest Oct 17 ever
32°F
set in 1905
Forecast high 68°F — 21st warmest Oct 17 of 127 years · record 75°F (2003) · warmest since 2022.
Ranks
#44 / 129
warmest Oct 18 in 129 yrs of record
Warmest Oct 18 ever
75°F
set in 1973
Coolest Oct 18 ever
28°F
set in 1905
Forecast high 61°F — 44th warmest Oct 18 of 129 years · record 75°F (1973) · warmest since 2023.
Ranks
#27 / 129
warmest Oct 19 in 129 yrs of record
Warmest Oct 19 ever
75°F
set in 1936
Coolest Oct 19 ever
35°F
set in 1949
Forecast high 66°F — 27th warmest Oct 19 of 129 years · record 75°F (1936) · warmest since 2023.
Ranks
#31 / 129
warmest Oct 20 in 129 yrs of record
Warmest Oct 20 ever
76°F
set in 2023
Coolest Oct 20 ever
36°F
set in 1984
Forecast high 62°F — 31st warmest Oct 20 of 129 years · record 76°F (2023) · warmest since 2023.
Ranks
#39 / 128
warmest Oct 21 in 128 yrs of record
Warmest Oct 21 ever
80°F
set in 2003
Coolest Oct 21 ever
35°F
set in 1975
Forecast high 61°F — 39th warmest Oct 21 of 128 years · record 80°F (2003) · warmest since 2024.
Ranks
#55 / 129
warmest Oct 22 in 129 yrs of record
Warmest Oct 22 ever
72°F
set in 2003
Coolest Oct 22 ever
37°F
set in 1961
Forecast high 59°F — 55th warmest Oct 22 of 129 years · record 72°F (2003) · warmest since 2023.
Ranks
#104 / 128
warmest Oct 23 in 128 yrs of record
Warmest Oct 23 ever
72°F
set in 1939
Coolest Oct 23 ever
31°F
set in 1957
Forecast high 48°F — 104th warmest Oct 23 of 128 years · record 72°F (1939) · warmest since 2025.
The hottest and coldest ever recorded at Missoula in each calendar month, and for the whole 1893–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
60°FJan 1, 1939
-33°FJan 26, 1957
Feb
66°FFeb 24, 1995
-28°FFeb 10, 1933
Mar
78°FMar 30, 2004
-13°FMar 5, 1955
Apr
90°FApr 25, 1910
2°FApr 1, 1936
May
95°FMay 29, 1936
21°FMay 1, 1954
Jun
102°FJun 28, 2015
26°FJun 20, 1906
Jul
107°FJul 6, 2007
27°FJul 1, 1901
Aug
105°FAug 4, 1961
25°FAug 19, 1901
Sep
99°FSep 1, 1967
15°FSep 25, 1926
Oct
85°FOct 3, 1963
-7°FOct 25, 2020
Nov
73°FNov 12, 1999
-23°FNov 16, 1955
Dec
67°FDec 1, 2021
-30°FDec 17, 1964
All-time
107°FJul 6, 2007
-33°FJan 26, 1957
2026 Records So Far
Records set or tied at Missoula so far this year — through Oct 15.
Record Highs in 2026
7 broke
plus 1 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
72°F
record high minimum — the night it never cooled · Jul 27, 1939
Coldest high ever
-13°F
record low maximum — the day it never warmed · Dec 17, 1964
Month
Warmest low
Coldest high
Jan
42°FJan 18, 1919
-12°FJan 11, 1963
Feb
41°FFeb 10, 1951
-13°FFeb 2, 1989
Mar
49°FMar 31, 1939
5°FMar 1, 2014
Apr
55°FApr 24, 1934
22°FApr 1, 1936
May
65°FMay 28, 1901
33°FMay 3, 1964
Jun
67°FJun 26, 1907
42°FJun 9, 2002
Jul
72°FJul 27, 1939
48°FJul 19, 1972
Aug
68°FAug 1, 2021
49°FAug 23, 1992
Sep
63°FSep 4, 1950
35°FSep 24, 1934
Oct
54°FOct 2, 1938
18°FOct 26, 2020
Nov
50°FNov 10, 1989
1°FNov 16, 1959
Dec
44°FDec 1, 2021
-13°FDec 17, 1964
All-time
72°FJul 27, 1939
-13°FDec 17, 1964
Hot Streaks
Current run
0 days
consecutive days with a high ≥ 90°F
Longest ever
22 days
record run, ended Jul 18 2021
So far in 2026
30 days
days with a high ≥ 90°F this year
Climate Normals
Normal high & low by month, from Missoula's own 1991–2020 record. Today's normal high: 57°F · forecast is +11° vs normal.
Missoula'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 Missoula's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.