Johnstown Rainfall Forecast

Today 11 Jul
25%
Sat 12 Jul
20%
Sun 13 Jul
10%
Mon 14 Jul
5%
Tue 15 Jul
30%
Wed 16 Jul
45%
Thu 17 Jul
25%

Johnstown Rainfall Statistics

July Rainfall

Ainsworth Regional Airport (2.5 miles)

Total Rainfall 2025
20.8in
Daily Average 2025
0.1in
Wettest Day 14 May, 2025
3in
Wet Days 2025
46/192 (24%)
Total Rainfall June
5.3in
Daily Average June
0.2in
Wettest Day 17 June, 2025
1.8in
Wet Days June
11/30 (37%)
Total Rainfall July
2in
Daily Average July
0.2in
Wettest Day 1 July, 2025
0.8in
Wet Days July
4/11 (36%)

Climate (2010–Present)

Ainsworth Regional Airport (2.5 miles)

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Annual Average 2020–2024
23.1in
Monthly Average 2020–2025
2.1in
Daily Average 2020–2025
0.1in
Wettest Day 20 June, 2024
4.3in

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