Williamson Airport Rainfall Forecast

Today 8 Jul
30%
Wed 9 Jul
45%
Thu 10 Jul
25%
Fri 11 Jul
30%
Sat 12 Jul
55%
Sun 13 Jul
35%
Mon 14 Jul
30%

Williamson Airport Rainfall Statistics

July Rainfall

Mattoon / Charleston, Coles County Memorial Airport (13 miles)

Total Rainfall 2025
19.6in
Daily Average 2025
0.1in
Wettest Day 4 April, 2025
2.9in
Wet Days 2025
62/189 (33%)
Total Rainfall June
4.6in
Daily Average June
0.2in
Wettest Day 25 June, 2025
1in
Wet Days June
13/30 (43%)
Total Rainfall July
0.02in
Daily Average July
0in
Wettest Day 1 July, 2025
0.02in
Wet Days July
1/8 (13%)

Climate (2010–Present)

Mattoon / Charleston, Coles County Memorial Airport (13 miles)

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Annual Average 2020–2024
36.6in
Monthly Average 2020–2025
3.1in
Daily Average 2020–2025
0.1in
Wettest Day 9 July, 2024
3.6in

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