Grundy Lake Number One Rainfall Forecast

Today 14 Sep
5%
Tue 15 Sep
No Rain
Wed 16 Sep
No Rain
Thu 17 Sep
5%
Fri 18 Sep
15%
Sat 19 Sep
15%
Sun 20 Sep
30%

Grundy Lake Number One Rainfall Statistics

September Rainfall

Winchester Municipal Airport (20.5 miles)

Total Rainfall 2026
21.8in
Daily Average 2026
0.1in
Wettest Day 6 May, 2026
2.3in
Wet Days 2026
61/257 (24%)
Total Rainfall August
0.03in
Daily Average August
0in
Wettest Day 3 August, 2026
0.03in
Wet Days August
1/31 (3%)
Total Rainfall September
0.02in
Daily Average September
0in
Wettest Day 6 September, 2026
0.02in
Wet Days September
1/14 (7%)

Climate (2021–2025)

Winchester Municipal Airport (20.5 miles)

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Annual Average 2021–2025
38.2in
Monthly Average 2021–2026
3.1in
Daily Average 2021–2026
0.1in
Wettest Day 19 September, 2021
3.6in

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