McCarthy Park Rainfall Forecast

Today 17 Aug
65%
Mon 18 Aug
50%
Tue 19 Aug
5%
Wed 20 Aug
No Rain
Thu 21 Aug
5%
Fri 22 Aug
5%
Sat 23 Aug
5%

McCarthy Park Rainfall Statistics

August Rainfall

Helena Regional Airport (29.8 miles)

Total Rainfall 2025
9in
Daily Average 2025
0.04in
Wettest Day 14 May, 2025
1in
Wet Days 2025
70/229 (31%)
Total Rainfall July
1.1in
Daily Average July
0.04in
Wettest Day 31 July, 2025
0.5in
Wet Days July
9/31 (29%)
Total Rainfall August
0.4in
Daily Average August
0.02in
Wettest Day 4 August, 2025
0.2in
Wet Days August
3/17 (18%)

Climate (2010–Present)

Helena Regional Airport (29.8 miles)

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Annual Average 2020–2024
10.5in
Monthly Average 2020–2025
0.9in
Daily Average 2020–2025
0.03in
Wettest Day 22 September, 2023
1.3in

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