San Francisco Bay - San Mateo Bridge (East End) Rainfall Forecast

Today 13 May
No Rain
Wed 14 May
No Rain
Thu 15 May
No Rain
Fri 16 May
No Rain
Sat 17 May
5%
Sun 18 May
No Rain
Mon 19 May
No Rain

San Francisco Bay - San Mateo Bridge (East End) Rainfall Statistics

May Rainfall

Hayward, Hayward Air Terminal (5 miles)

Total Rainfall 2025
7.2in
Daily Average 2025
0.1in
Wettest Day 13 February, 2025
1.9in
Wet Days 2025
29/133 (22%)
Total Rainfall April
0.2in
Daily Average April
0.01in
Wettest Day 1 April, 2025
0.1in
Wet Days April
4/30 (13%)
Total Rainfall May
0.01in
Daily Average May
0in
Wettest Day 3 May, 2025
0.01in
Wet Days May
1/13 (8%)

Climate (2010–Present)

Hayward, Hayward Air Terminal (5 miles)

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Annual Average 2020–2024
17.6in
Monthly Average 2020–2025
1.5in
Daily Average 2020–2025
0.1in
Wettest Day 31 December, 2022
4.3in

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