St Helena Rainfall Forecast

Today 1 Jul
5%
Wed 2 Jul
No Rain
Thu 3 Jul
No Rain
Fri 4 Jul
No Rain
Sat 5 Jul
No Rain
Sun 6 Jul
No Rain
Mon 7 Jul
No Rain

St Helena Rainfall Statistics

July Rainfall

Petaluma Municipal Airport (18 miles)

Total Rainfall 2025
8.4in
Daily Average 2025
0.05in
Wettest Day 4 February, 2025
1.6in
Wet Days 2025
26/182 (14%)
Total Rainfall June
0in
Daily Average June
0in
Wettest Day 1 June, 2025
0in
Wet Days June
–
Total Rainfall July
–
Daily Average July
–
Wettest Day 1 July, 2025
–
Wet Days July
–

Climate (2011–Present)

Petaluma Municipal Airport (18 miles)

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Annual Average 2020–2024
10.1in
Monthly Average 2020–2025
0.9in
Daily Average 2020–2025
0.03in
Wettest Day 24 October, 2021
4.8in

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