Grundy Center Rainfall Forecast

Today 12 May
40%
Wed 13 May
No Rain
Thu 14 May
5%
Fri 15 May
65%
Sat 16 May
20%
Sun 17 May
60%
Mon 18 May
55%

Grundy Center Rainfall Statistics

May Rainfall

Marshalltown, Marshalltown Municipal Airport (18.6 miles)

Total Rainfall 2026
9in
Daily Average 2026
0.1in
Wettest Day 6 March, 2026
2in
Wet Days 2026
20/132 (15%)
Total Rainfall April
5.1in
Daily Average April
0.2in
Wettest Day 2 April, 2026
1.2in
Wet Days April
11/30 (37%)
Total Rainfall May
0.01in
Daily Average May
0in
Wettest Day 1 May, 2026
0.01in
Wet Days May
1/12 (8%)

Climate (2010–Present)

Marshalltown, Marshalltown Municipal Airport (18.6 miles)

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Annual Average 2021–2025
26.6in
Monthly Average 2021–2026
2.3in
Daily Average 2021–2026
0.1in
Wettest Day 28 July, 2024
3.2in

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