0in

Rain Today

Rain Last Hour
0in

Recorded at Watertown, Watertown International Airport Updated 20 mins ago (19.9 miles away)

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Real-Time Extremes

Hottest 87.7 °F
Green Canyon 338 Front Runner, LA
Coldest 28.3 °F
Barter Island, Barter Island LRRS Airport, AK
Windiest 38mph
Mount Washington, NH
Wettest (Last Hour) 1.1in
Fond Du Lac County Airport, WI
Most Humid 100%
Metter Municipal Airport, GA
Least Humid 12%
Hill Air Force Base, UT
Highest Pressure 1037.3 hPa
Salida - Monarch Pass, CO
Lowest Pressure 1001 hPa
Shemya, Eareckson AFB, AK

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Rock Island Lighthouse Rainfall Forecast

Today 4 Sep
No Rain
Sat 5 Sep
5%
Sun 6 Sep
No Rain
Mon 7 Sep
5%
Tue 8 Sep
10%
Wed 9 Sep
50%
Thu 10 Sep
55%

Rock Island Lighthouse Rainfall Statistics

September Rainfall

Watertown, Watertown International Airport (19.9 miles)

Total Rainfall 2026
30.4in
Daily Average 2026
0.1in
Wettest Day 24 August, 2026
2.2in
Wet Days 2026
99/247 (40%)
Total Rainfall August
5.1in
Daily Average August
0.2in
Wettest Day 24 August, 2026
2.2in
Wet Days August
12/31 (39%)
Total Rainfall September
1in
Daily Average September
1in
Wettest Day 1 September, 2026
1in
Wet Days September
1/4 (25%)

Climate (2021–2025)

Watertown, Watertown International Airport (19.9 miles)

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Annual Average 2021–2025
39.2in
Monthly Average 2021–2026
3.4in
Daily Average 2021–2026
0.1in
Wettest Day 9 August, 2024
2.8in

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