Herrin Lakes Rainfall Forecast

Today 5 Jun
No Rain
Sat 6 Jun
5%
Sun 7 Jun
55%
Mon 8 Jun
5%
Tue 9 Jun
60%
Wed 10 Jun
60%
Thu 11 Jun
55%

Herrin Lakes Rainfall Statistics

June Rainfall

Helena Regional Airport (39.8 miles)

Total Rainfall 2026
5.4in
Daily Average 2026
0.04in
Wettest Day 30 May, 2026
1in
Wet Days 2026
35/156 (22%)
Total Rainfall May
1.8in
Daily Average May
0.1in
Wettest Day 30 May, 2026
1in
Wet Days May
10/31 (32%)
Total Rainfall June
0.2in
Daily Average June
0.1in
Wettest Day 1 June, 2026
0.2in
Wet Days June
1/5 (20%)

Climate (2010–Present)

Helena Regional Airport (39.8 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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