Lake Mattoon Rainfall Forecast

Today 24 Jun
20%
Thu 25 Jun
30%
Fri 26 Jun
90%
Sat 27 Jun
70%
Sun 28 Jun
25%
Mon 29 Jun
No Rain
Tue 30 Jun
No Rain

Lake Mattoon Rainfall Statistics

June Rainfall

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

Total Rainfall 2026
26.6in
Daily Average 2026
0.2in
Wettest Day 8 June, 2026
4.3in
Wet Days 2026
52/175 (30%)
Total Rainfall May
3.8in
Daily Average May
0.1in
Wettest Day 5 May, 2026
1.5in
Wet Days May
10/31 (32%)
Total Rainfall June
8in
Daily Average June
0.4in
Wettest Day 8 June, 2026
4.3in
Wet Days June
8/24 (33%)

Climate (2021–2025)

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

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Annual Average 2021–2025
35.9in
Monthly Average 2021–2026
3in
Daily Average 2021–2026
0.1in
Wettest Day 8 June, 2026
4.3in

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