Mays Reservoir Rainfall Forecast

Today 13 Sep
50%
Sun 14 Sep
65%
Mon 15 Sep
No Rain
Tue 16 Sep
No Rain
Wed 17 Sep
5%
Thu 18 Sep
10%
Fri 19 Sep
10%

Mays Reservoir Rainfall Statistics

September Rainfall

Prineville Airport (37.3 miles)

Total Rainfall 2025
4in
Daily Average 2025
0.02in
Wettest Day 16 March, 2025
0.6in
Wet Days 2025
41/256 (16%)
Total Rainfall August
0.2in
Daily Average August
0.01in
Wettest Day 16 August, 2025
0.2in
Wet Days August
1/31 (3%)
Total Rainfall September
0.5in
Daily Average September
0.04in
Wettest Day 11 September, 2025
0.5in
Wet Days September
2/13 (15%)

Climate (2015–Present)

Prineville Airport (37.3 miles)

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Annual Average 2020–2024
5.6in
Monthly Average 2020–2025
0.5in
Daily Average 2020–2025
0.03in
Wettest Day 11 November, 2021
0.7in

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