Missoula Rainfall Forecast

Today 15 May
20%
Sat 16 May
45%
Sun 17 May
75%
Mon 18 May
25%
Tue 19 May
20%
Wed 20 May
15%
Thu 21 May
5%

Missoula Rainfall Statistics

May Rainfall

Missoula, Missoula International Airport (5 miles)

Total Rainfall 2026
5.1in
Daily Average 2026
0.04in
Wettest Day 22 April, 2026
0.9in
Wet Days 2026
40/135 (30%)
Total Rainfall April
1.4in
Daily Average April
0.05in
Wettest Day 22 April, 2026
0.9in
Wet Days April
10/30 (33%)
Total Rainfall May
0.03in
Daily Average May
0in
Wettest Day 13 May, 2026
0.03in
Wet Days May
1/15 (7%)

Climate (2010–Present)

Missoula, Missoula International Airport (5 miles)

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Annual Average 2021–2025
12.2in
Monthly Average 2021–2026
1.1in
Daily Average 2021–2026
0.04in
Wettest Day 22 September, 2022
1.1in

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