0in

Rain Today

Rain Last Hour
0in

Recorded at St. Louis Downtown Airport Updated 55 mins ago (15.8 miles away)

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Real-Time Extremes

Hottest 89.5 °F
Choluteca, FL
Coldest -16.7 °F
Northway, Northway Airport, AK
Windiest 41.4mph
Toksook Bay, AK
Wettest (Last Hour) 0.2in
Saipan Island, Saipan International Airport, AK
Most Humid 100%
Hobby Field Airport, OR
Least Humid 1%
COLUMBIA, CA
Highest Pressure 1044 hPa
GRAFTON, ND
Lowest Pressure 997 hPa
Narsarsuaq, ME

Trending Locations

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Waterloo Rainfall Forecast

Today 30 Jan
40%
Sat 31 Jan
15%
Sun 1 Feb
5%
Mon 2 Feb
5%
Tue 3 Feb
30%
Wed 4 Feb
35%
Thu 5 Feb
5%

Waterloo Rainfall Statistics

January Rainfall

St. Louis Downtown Airport (15.5 miles)

Total Rainfall 2026
0.8in
Daily Average 2026
0.03in
Wettest Day 8 January, 2026
0.5in
Wet Days 2026
4/30 (13%)
Total Rainfall December
0.4in
Daily Average December
0.01in
Wettest Day 18 December, 2025
0.3in
Wet Days December
2/31 (6%)
Total Rainfall January
0.8in
Daily Average January
0.03in
Wettest Day 8 January, 2026
0.5in
Wet Days January
4/30 (13%)

Climate (2010–Present)

St. Louis Downtown Airport (15.5 miles)

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Annual Average 2021–2025
43.5in
Monthly Average 2021–2025
3.6in
Daily Average 2021–2026
0.1in
Wettest Day 26 July, 2022
7.2in

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