San Francisco Bay - San Lorenzo Creek Entrance Rainfall Forecast

Today 24 Apr
5%
Sat 25 Apr
15%
Sun 26 Apr
25%
Mon 27 Apr
5%
Tue 28 Apr
5%
Wed 29 Apr
No Rain
Thu 30 Apr
No Rain

San Francisco Bay - San Lorenzo Creek Entrance Rainfall Statistics

April Rainfall

Hayward, Hayward Air Terminal (2.5 miles)

Total Rainfall 2026
9.4in
Daily Average 2026
0.1in
Wettest Day 4 January, 2026
1.6in
Wet Days 2026
24/114 (21%)
Total Rainfall March
0.2in
Daily Average March
0.01in
Wettest Day 31 March, 2026
0.1in
Wet Days March
2/31 (6%)
Total Rainfall April
2.4in
Daily Average April
0.1in
Wettest Day 11 April, 2026
0.8in
Wet Days April
6/24 (25%)

Climate (2010–Present)

Hayward, Hayward Air Terminal (2.5 miles)

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Annual Average 2021–2025
19.4in
Monthly Average 2021–2026
1.6in
Daily Average 2021–2026
0.1in
Wettest Day 31 December, 2022
4.3in

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