0in

Rain Today

Rain Last Hour
0in

Recorded at Iowa City Municipal Airport Updated 1 hour 1 min ago (7.6 miles away)

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Real-Time Extremes

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Coldest 10.3 °F
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Windiest 40.3mph
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Wettest (Last Hour) 0.7in
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Most Humid 100%
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Least Humid 1%
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Highest Pressure 1042 hPa
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Lowest Pressure 989.5 hPa
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Tiffin Rainfall Forecast

Today 12 May
25%
Wed 13 May
No Rain
Thu 14 May
No Rain
Fri 15 May
70%
Sat 16 May
15%
Sun 17 May
60%
Mon 18 May
55%

Tiffin Rainfall Statistics

May Rainfall

Iowa City Municipal Airport (7.5 miles)

Total Rainfall 2026
9.9in
Daily Average 2026
0.1in
Wettest Day 2 April, 2026
2in
Wet Days 2026
30/132 (23%)
Total Rainfall April
6.9in
Daily Average April
0.2in
Wettest Day 2 April, 2026
2in
Wet Days April
14/30 (47%)
Total Rainfall May
0.1in
Daily Average May
0.01in
Wettest Day 4 May, 2026
0.04in
Wet Days May
3/12 (25%)

Climate (2010–Present)

Iowa City Municipal Airport (7.5 miles)

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Annual Average 2021–2025
28.9in
Monthly Average 2021–2026
2.5in
Daily Average 2021–2026
0.1in
Wettest Day 20 June, 2024
2.6in

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