0.1in

Rain Today

Rain Last Hour
0in

Recorded at Casper, Natrona County International Airport Updated 38 mins ago (13.6 miles away)

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Real-Time Extremes

Hottest 96.7 °F
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Coldest 4.9 °F
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Windiest 33.3mph
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Wettest (Last Hour) 0.5in
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Most Humid 100%
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Least Humid 11%
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Highest Pressure 1030.5 hPa
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Lowest Pressure 992.6 hPa
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Casper Mountain Rainfall Forecast

Today 28 Sep
65%
Tue 29 Sep
35%
Wed 30 Sep
5%
Thu 1 Oct
No Rain
Fri 2 Oct
No Rain
Sat 3 Oct
10%
Sun 4 Oct
5%

Casper Mountain Rainfall Statistics

September Rainfall

Casper, Natrona County International Airport (13 miles)

Total Rainfall 2026
7.1in
Daily Average 2026
0.03in
Wettest Day 13 August, 2026
1.3in
Wet Days 2026
50/271 (18%)
Total Rainfall August
2in
Daily Average August
0.1in
Wettest Day 13 August, 2026
1.3in
Wet Days August
6/31 (19%)
Total Rainfall September
0.7in
Daily Average September
0.03in
Wettest Day 13 September, 2026
0.4in
Wet Days September
5/28 (18%)

Climate (2021–2025)

Casper, Natrona County International Airport (13 miles)

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Annual Average 2021–2025
13in
Monthly Average 2021–2026
1in
Daily Average 2021–2026
0.03in
Wettest Day 12 October, 2023
1.3in

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