Alton Rainfall Forecast

Today 20 Sep
55%
Mon 21 Sep
10%
Tue 22 Sep
5%
Wed 23 Sep
10%
Thu 24 Sep
50%
Fri 25 Sep
30%
Sat 26 Sep
35%

Alton Rainfall Statistics

September Rainfall

Russell, Russell Municipal Airport (41.6 miles)

Total Rainfall 2026
16.2in
Daily Average 2026
0.1in
Wettest Day 20 June, 2026
3.4in
Wet Days 2026
53/263 (20%)
Total Rainfall August
2.2in
Daily Average August
0.1in
Wettest Day 16 August, 2026
1.4in
Wet Days August
9/31 (29%)
Total Rainfall September
0.9in
Daily Average September
0.1in
Wettest Day 16 September, 2026
0.7in
Wet Days September
2/20 (10%)

Climate (2021–2025)

Russell, Russell Municipal Airport (41.6 miles)

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Annual Average 2021–2025
20.2in
Monthly Average 2021–2026
1.6in
Daily Average 2021–2026
0.1in
Wettest Day 20 June, 2026
3.4in

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