John Brown State Park Rainfall Forecast

Today 18 May
100%
Mon 19 May
85%
Tue 20 May
85%
Wed 21 May
5%
Thu 22 May
10%
Fri 23 May
45%
Sat 24 May
45%

John Brown State Park Rainfall Statistics

May Rainfall

Olathe, New Century Aircenter (22.4 miles)

Total Rainfall 2025
8.8in
Daily Average 2025
0.1in
Wettest Day 20 April, 2025
1.3in
Wet Days 2025
27/138 (20%)
Total Rainfall April
4.3in
Daily Average April
0.1in
Wettest Day 20 April, 2025
1.3in
Wet Days April
13/30 (43%)
Total Rainfall May
0.5in
Daily Average May
0.03in
Wettest Day 7 May, 2025
0.4in
Wet Days May
3/18 (17%)

Climate (2010–Present)

Olathe, New Century Aircenter (22.4 miles)

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Annual Average 2020–2024
36.5in
Monthly Average 2020–2025
3in
Daily Average 2020–2025
0.1in
Wettest Day 29 July, 2020
3.4in

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