Napa Rainfall Forecast

Today 25 Oct
No Rain
Mon 26 Oct
No Rain
Tue 27 Oct
No Rain
Wed 28 Oct
No Rain
Thu 29 Oct
5%
Fri 30 Oct
20%
Sat 31 Oct
25%

Napa Rainfall Statistics

October Rainfall

Napa, Napa County Airport (6.2 miles)

Total Rainfall 2026
10.1 in
Daily Average 2026
0.03 in
Wettest Day 16 February, 2026
1.1 in
Wet Days 2026
35/298 (12%)
Total Rainfall September
0.1 in
Daily Average September
0 in
Wettest Day 3 September, 2026
0.1 in
Wet Days September
1/30 (3%)
Total Rainfall October
0.4 in
Daily Average October
0.02 in
Wettest Day 22 October, 2026
0.3 in
Wet Days October
2/25 (8%)

Climate (2021–2025)

Napa, Napa County Airport (6.2 miles)

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Annual Average 2021–2025
19.9 in
Monthly Average 2021–2026
1.7 in
Daily Average 2021–2026
0.1 in
Wettest Day 13 December, 2021
2.3 in

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