Darby Rainfall Forecast

Today 8 Sep
15%
Wed 9 Sep
No Rain
Thu 10 Sep
No Rain
Fri 11 Sep
40%
Sat 12 Sep
25%
Sun 13 Sep
65%
Mon 14 Sep
30%

Darby Rainfall Statistics

September Rainfall

Missoula, Missoula International Airport (62.1 miles)

Total Rainfall 2026
10.9in
Daily Average 2026
0.04in
Wettest Day 29 June, 2026
1in
Wet Days 2026
74/251 (29%)
Total Rainfall August
0.5in
Daily Average August
0.02in
Wettest Day 15 August, 2026
0.2in
Wet Days August
5/31 (16%)
Total Rainfall September
1.2in
Daily Average September
0.2in
Wettest Day 6 September, 2026
0.7in
Wet Days September
6/8 (75%)

Climate (2021–2025)

Missoula, Missoula International Airport (62.1 miles)

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Annual Average 2021–2025
12.2in
Monthly Average 2021–2026
1in
Daily Average 2021–2026
0.04in
Wettest Day 22 September, 2022
1.1in

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