Allendale Rainfall Forecast

Today 23 May
No Rain
Sun 24 May
10%
Mon 25 May
5%
Tue 26 May
40%
Wed 27 May
50%
Thu 28 May
35%
Fri 29 May
45%

Allendale Rainfall Statistics

May Rainfall

Casper, Natrona County International Airport (9.9 miles)

Total Rainfall 2026
3.6in
Daily Average 2026
0.03in
Wettest Day 18 May, 2026
0.6in
Wet Days 2026
30/143 (21%)
Total Rainfall April
1.3in
Daily Average April
0.04in
Wettest Day 16 April, 2026
0.4in
Wet Days April
8/30 (27%)
Total Rainfall May
1.6in
Daily Average May
0.1in
Wettest Day 18 May, 2026
0.6in
Wet Days May
8/23 (35%)

Climate (2010–Present)

Casper, Natrona County International Airport (9.9 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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