Herndon Rainfall Forecast

Today 9 Aug
65%
Sun 10 Aug
55%
Mon 11 Aug
40%
Tue 12 Aug
5%
Wed 13 Aug
5%
Thu 14 Aug
5%
Fri 15 Aug
10%

Herndon Rainfall Statistics

August Rainfall

McCook, McCook Municipal Airport (22.4 miles)

Total Rainfall 2025
6.3in
Daily Average 2025
0.03in
Wettest Day 24 June, 2025
1in
Wet Days 2025
33/221 (15%)
Total Rainfall July
1.6in
Daily Average July
0.1in
Wettest Day 23 July, 2025
0.5in
Wet Days July
8/31 (26%)
Total Rainfall August
0.4in
Daily Average August
0.1in
Wettest Day 1 August, 2025
0.3in
Wet Days August
2/9 (22%)

Climate (2010–Present)

McCook, McCook Municipal Airport (22.4 miles)

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Annual Average 2020–2024
16.3in
Monthly Average 2020–2025
1.2in
Daily Average 2020–2025
0.04in
Wettest Day 26 May, 2023
6.1in

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