San Gregorio State Beach Rainfall Forecast

Today 9 Apr
40%
Fri 10 Apr
70%
Sat 11 Apr
95%
Sun 12 Apr
85%
Mon 13 Apr
15%
Tue 14 Apr
No Rain
Wed 15 Apr
No Rain

San Gregorio State Beach Rainfall Statistics

April Rainfall

Half Moon Bay Airport (14.3 miles)

Total Rainfall 2026
4.7in
Daily Average 2026
0.05in
Wettest Day 16 February, 2026
1.1in
Wet Days 2026
24/99 (24%)
Total Rainfall March
0.1in
Daily Average March
0in
Wettest Day 31 March, 2026
0.1in
Wet Days March
2/31 (6%)
Total Rainfall April
0.2in
Daily Average April
0.03in
Wettest Day 1 April, 2026
0.2in
Wet Days April
2/9 (22%)

Climate (2010–Present)

Half Moon Bay Airport (14.3 miles)

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Annual Average 2021–2025
20.4in
Monthly Average 2021–2026
1.7in
Daily Average 2021–2026
0.1in
Wettest Day 24 October, 2021
3.5in

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