Decatur Airport Rainfall Forecast

Today 18 Sep
25%
Sat 19 Sep
20%
Sun 20 Sep
45%
Mon 21 Sep
65%
Tue 22 Sep
35%
Wed 23 Sep
No Rain
Thu 24 Sep
5%

Decatur Airport Rainfall Statistics

September Rainfall

Decatur Airport (0 miles)

Total Rainfall 2026
31.5in
Daily Average 2026
0.1in
Wettest Day 17 June, 2026
3.1in
Wet Days 2026
74/261 (28%)
Total Rainfall August
3.8in
Daily Average August
0.1in
Wettest Day 15 August, 2026
1.2in
Wet Days August
11/31 (35%)
Total Rainfall September
0.7in
Daily Average September
0.04in
Wettest Day 16 September, 2026
0.5in
Wet Days September
2/18 (11%)

Climate (2021–2025)

Decatur Airport (0 miles)

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Annual Average 2021–2025
37.3in
Monthly Average 2021–2026
3.1in
Daily Average 2021–2026
0.1in
Wettest Day 3 August, 2022
3.8in

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