Sign Hill Rainfall Forecast

Today 2 May
No Rain
Sun 3 May
10%
Mon 4 May
30%
Tue 5 May
10%
Wed 6 May
No Rain
Thu 7 May
No Rain
Fri 8 May
No Rain

Sign Hill Rainfall Statistics

May Rainfall

San Francisco, San Francisco International Airport (3.7 miles)

Total Rainfall 2026
9.5in
Daily Average 2026
0.1in
Wettest Day 4 January, 2026
1.3in
Wet Days 2026
23/122 (19%)
Total Rainfall April
2.2in
Daily Average April
0.1in
Wettest Day 11 April, 2026
1in
Wet Days April
5/30 (17%)
Total Rainfall May
–
Daily Average May
–
Wettest Day 2 May, 2026
–
Wet Days May
–

Climate (2010–Present)

San Francisco, San Francisco International Airport (3.7 miles)

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Annual Average 2021–2025
20.2in
Monthly Average 2021–2026
1.7in
Daily Average 2021–2026
0.1in
Wettest Day 24 October, 2021
4in

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