Saint Marys Lake Rainfall Forecast

Today 19 Aug
5%
Thu 20 Aug
No Rain
Fri 21 Aug
No Rain
Sat 22 Aug
20%
Sun 23 Aug
35%
Mon 24 Aug
5%
Tue 25 Aug
10%

Saint Marys Lake Rainfall Statistics

August Rainfall

Missoula, Missoula International Airport (24.9 miles)

Total Rainfall 2026
9.7in
Daily Average 2026
0.04in
Wettest Day 29 June, 2026
1in
Wet Days 2026
68/231 (29%)
Total Rainfall July
0.2in
Daily Average July
0.01in
Wettest Day 23 July, 2026
0.2in
Wet Days July
1/31 (3%)
Total Rainfall August
0.5in
Daily Average August
0.03in
Wettest Day 15 August, 2026
0.2in
Wet Days August
5/19 (26%)

Climate (2021–2025)

Missoula, Missoula International Airport (24.9 miles)

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Annual Average 2021–2025
12.2in
Monthly Average 2021–2026
1.1in
Daily Average 2021–2026
0.03in
Wettest Day 22 September, 2022
1.1in

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