Izaak Walton Park Rainfall Forecast

Today 18 Sep
15%
Sat 19 Sep
70%
Sun 20 Sep
75%
Mon 21 Sep
10%
Tue 22 Sep
No Rain
Wed 23 Sep
10%
Thu 24 Sep
5%

Izaak Walton Park Rainfall Statistics

September Rainfall

Casper, Natrona County International Airport (6.2 miles)

Total Rainfall 2026
6.7in
Daily Average 2026
0.03in
Wettest Day 13 August, 2026
1.3in
Wet Days 2026
48/261 (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
0.4in
Daily Average September
0.02in
Wettest Day 13 September, 2026
0.4in
Wet Days September
3/18 (17%)

Climate (2021–2025)

Casper, Natrona County International Airport (6.2 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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