0in

Rain Today

Rain Last Hour
0in

Recorded at Richland Airport Updated 11 mins ago (23.2 miles away)

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Real-Time Extremes

Hottest 129.1 °F
Tanana, Calhoun Memorial Airport, AK
Coldest 15.7 °F
LaGrange-Callaway Airport, GA
Windiest 49.4mph
Mount Washington, NH
Wettest (Last Hour) 0.9in
Koliganek, AK
Most Humid 100%
North Palm Beach County General Aviation Airport, FL
Least Humid 13%
Farmington, Four Corners Regional Airport, NM
Highest Pressure 1037.6 hPa
Salida - Monarch Pass, CO
Lowest Pressure 988.5 hPa
Cold Bay, Cold Bay Airport, AK

Trending Locations

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Prosser Rainfall Forecast

Today 18 Sep
No Rain
Fri 19 Sep
No Rain
Sat 20 Sep
5%
Sun 21 Sep
15%
Mon 22 Sep
No Rain
Tue 23 Sep
5%
Wed 24 Sep
15%

Prosser Rainfall Statistics

September Rainfall

Sunnyside Municipal Airport (12.4 miles)

Total Rainfall 2025
3.5in
Daily Average 2025
0.03in
Wettest Day 19 February, 2025
0.5in
Wet Days 2025
20/261 (8%)
Total Rainfall August
–
Daily Average August
–
Wettest Day 19 September, 2025
–
Wet Days August
–
Total Rainfall September
–
Daily Average September
–
Wettest Day 19 September, 2025
–
Wet Days September
–

Climate (2015–Present)

Sunnyside Municipal Airport (12.4 miles)

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Annual Average 2020–2024
22.1in
Monthly Average 2020–2025
1.9in
Daily Average 2020–2025
0.1in
Wettest Day 7 June, 2023
3.6in

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