Le Grand Rainfall Forecast

Today 14 Sep
80%
Tue 15 Sep
90%
Wed 16 Sep
90%
Thu 17 Sep
85%
Fri 18 Sep
70%
Sat 19 Sep
70%
Sun 20 Sep
45%

Le Grand Rainfall Statistics

September Rainfall

Marshalltown, Marshalltown Municipal Airport (9.9 miles)

Total Rainfall 2026
31.1in
Daily Average 2026
0.1in
Wettest Day 17 June, 2026
3.4in
Wet Days 2026
69/257 (27%)
Total Rainfall August
3.4in
Daily Average August
0.1in
Wettest Day 13 August, 2026
1.1in
Wet Days August
12/31 (39%)
Total Rainfall September
0.9in
Daily Average September
0.1in
Wettest Day 8 September, 2026
0.6in
Wet Days September
5/14 (36%)

Climate (2021–2025)

Marshalltown, Marshalltown Municipal Airport (9.9 miles)

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Annual Average 2021–2025
26.6in
Monthly Average 2021–2026
2.5in
Daily Average 2021–2026
0.1in
Wettest Day 17 June, 2026
3.4in

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