Grimes Lake Rainfall Forecast

Today 17 Apr
No Rain
Sat 18 Apr
40%
Sun 19 Apr
60%
Mon 20 Apr
55%
Tue 21 Apr
30%
Wed 22 Apr
15%
Thu 23 Apr
10%

Grimes Lake Rainfall Statistics

April Rainfall

Pleasanton Municipal Airport (16.2 miles)

Total Rainfall 2026
4.5in
Daily Average 2026
0.04in
Wettest Day 5 April, 2026
1.1in
Wet Days 2026
12/107 (11%)
Total Rainfall March
1.1in
Daily Average March
0.04in
Wettest Day 8 March, 2026
0.8in
Wet Days March
3/31 (10%)
Total Rainfall April
2.4in
Daily Average April
0.2in
Wettest Day 5 April, 2026
1.1in
Wet Days April
4/17 (24%)

Climate (2010–Present)

Pleasanton Municipal Airport (16.2 miles)

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Annual Average 2021–2025
24.7in
Monthly Average 2021–2026
2.1in
Daily Average 2021–2026
0.1in
Wettest Day 12 June, 2025
5.2in

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