Arminto Rainfall Forecast

Today 15 Sep
30%
Tue 16 Sep
45%
Wed 17 Sep
65%
Thu 18 Sep
25%
Fri 19 Sep
5%
Sat 20 Sep
No Rain
Sun 21 Sep
5%

Arminto Rainfall Statistics

September Rainfall

Casper, Natrona County International Airport (44.1 miles)

Total Rainfall 2025
7.4in
Daily Average 2025
0.03in
Wettest Day 6 March, 2025
0.8in
Wet Days 2025
64/258 (25%)
Total Rainfall August
0.7in
Daily Average August
0.02in
Wettest Day 27 August, 2025
0.4in
Wet Days August
5/31 (16%)
Total Rainfall September
0.01in
Daily Average September
0in
Wettest Day 2 September, 2025
0.01in
Wet Days September
1/15 (7%)

Climate (2010–Present)

Casper, Natrona County International Airport (44.1 miles)

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Annual Average 2020–2024
11.7in
Monthly Average 2020–2025
1in
Daily Average 2020–2025
0.03in
Wettest Day 12 October, 2023
1.3in

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