South Los Altos Rainfall Forecast

Today 30 May
No Rain
Sun 31 May
No Rain
Mon 1 Jun
5%
Tue 2 Jun
No Rain
Wed 3 Jun
5%
Thu 4 Jun
No Rain
Fri 5 Jun
No Rain

South Los Altos Rainfall Statistics

May Rainfall

San Jose, San Jose International Airport (7.5 miles)

Total Rainfall 2026
7.4in
Daily Average 2026
0.05in
Wettest Day 4 January, 2026
1.1in
Wet Days 2026
26/150 (17%)
Total Rainfall April
1.9in
Daily Average April
0.1in
Wettest Day 20 April, 2026
0.6in
Wet Days April
9/30 (30%)
Total Rainfall May
0.1in
Daily Average May
0.01in
Wettest Day 28 May, 2026
0.1in
Wet Days May
1/30 (3%)

Climate (2010–Present)

San Jose, San Jose International Airport (7.5 miles)

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Annual Average 2021–2025
12.3in
Monthly Average 2021–2026
1.1in
Daily Average 2021–2026
0.04in
Wettest Day 10 November, 2025
2.6in

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