Big V Reservoir Rainfall Forecast

Today 19 Jul
25%
Mon 20 Jul
5%
Tue 21 Jul
15%
Wed 22 Jul
55%
Thu 23 Jul
80%
Fri 24 Jul
30%
Sat 25 Jul
10%

Big V Reservoir Rainfall Statistics

July Rainfall

Casper, Natrona County International Airport (34.2 miles)

Total Rainfall 2026
4.3in
Daily Average 2026
0.02in
Wettest Day 18 May, 2026
0.6in
Wet Days 2026
36/200 (18%)
Total Rainfall June
0.6in
Daily Average June
0.02in
Wettest Day 25 June, 2026
0.5in
Wet Days June
4/30 (13%)
Total Rainfall July
0.1in
Daily Average July
0in
Wettest Day 9 July, 2026
0.1in
Wet Days July
1/19 (5%)

Climate (2021–2025)

Casper, Natrona County International Airport (34.2 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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