0.02in

Rain Today

Rain Last Hour
0in

Recorded at Helena Regional Airport Updated 31 mins ago (39.8 miles away)

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Real-Time Extremes

Hottest 89.5 °F
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Coldest -11.3 °F
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Windiest 47.2mph
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Wettest (Last Hour) 0.9in
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Most Humid 100%
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Least Humid 23%
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Highest Pressure 1032.5 hPa
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Lowest Pressure 981 hPa
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Garrison Rainfall Forecast

Today 24 Nov
90%
Tue 25 Nov
40%
Wed 26 Nov
45%
Thu 27 Nov
65%
Fri 28 Nov
60%
Sat 29 Nov
50%
Sun 30 Nov
30%

Garrison Rainfall Statistics

November Rainfall

Helena Regional Airport (39.8 miles)

Total Rainfall 2025
12.8in
Daily Average 2025
0.04in
Wettest Day 14 May, 2025
1in
Wet Days 2025
94/328 (29%)
Total Rainfall October
1.4in
Daily Average October
0.05in
Wettest Day 12 October, 2025
0.5in
Wet Days October
12/31 (39%)
Total Rainfall November
0.2in
Daily Average November
0.01in
Wettest Day 14 November, 2025
0.2in
Wet Days November
3/24 (13%)

Climate (2010–Present)

Helena Regional Airport (39.8 miles)

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Annual Average 2020–2024
10.5in
Monthly Average 2020–2025
0.9in
Daily Average 2020–2025
0.03in
Wettest Day 22 September, 2023
1.3in

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