Prosser Rainfall Forecast

Today 30 Mar
No Rain
Tue 31 Mar
5%
Wed 1 Apr
80%
Thu 2 Apr
35%
Fri 3 Apr
No Rain
Sat 4 Apr
No Rain
Sun 5 Apr
No Rain

Prosser Rainfall Statistics

March Rainfall

Sunnyside Municipal Airport (12.4 miles)

Total Rainfall 2026
2.9in
Daily Average 2026
0.04in
Wettest Day 23 February, 2026
0.7in
Wet Days 2026
15/89 (17%)
Total Rainfall February
2.3in
Daily Average February
0.1in
Wettest Day 23 February, 2026
0.7in
Wet Days February
9/31 (29%)
Total Rainfall March
0.1in
Daily Average March
0.01in
Wettest Day 6 March, 2026
0.1in
Wet Days March
2/30 (7%)

Climate (2015–Present)

Sunnyside Municipal Airport (12.4 miles)

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Annual Average 2021–2025
21.3in
Monthly Average 2021–2026
2.1in
Daily Average 2021–2026
0.1in
Wettest Day 7 June, 2023
3.6in

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