Avon Rainfall Forecast

Today 24 Apr
80%
Sat 25 Apr
35%
Sun 26 Apr
50%
Mon 27 Apr
45%
Tue 28 Apr
35%
Wed 29 Apr
35%
Thu 30 Apr
15%

Avon Rainfall Statistics

April Rainfall

Helena Regional Airport (28.6 miles)

Total Rainfall 2026
2.9in
Daily Average 2026
0.03in
Wettest Day 9 February, 2026
0.6in
Wet Days 2026
20/114 (18%)
Total Rainfall March
1.1in
Daily Average March
0.03in
Wettest Day 14 March, 2026
0.4in
Wet Days March
7/31 (23%)
Total Rainfall April
0.9in
Daily Average April
0.04in
Wettest Day 11 April, 2026
0.5in
Wet Days April
4/24 (17%)

Climate (2010–Present)

Helena Regional Airport (28.6 miles)

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Annual Average 2021–2025
11.3in
Monthly Average 2021–2026
1in
Daily Average 2021–2026
0.03in
Wettest Day 22 September, 2023
1.3in

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