Napa River - Fagan Slough Entrance Rainfall Forecast

Today 6 Apr
No Rain
Tue 7 Apr
No Rain
Wed 8 Apr
10%
Thu 9 Apr
30%
Fri 10 Apr
55%
Sat 11 Apr
35%
Sun 12 Apr
25%

Napa River - Fagan Slough Entrance Rainfall Statistics

April Rainfall

Napa, Napa County Airport (1.2 miles)

Total Rainfall 2026
5.6in
Daily Average 2026
0.1in
Wettest Day 16 February, 2026
1.1in
Wet Days 2026
21/96 (22%)
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
0.05in
Wettest Day 1 April, 2026
0.2in
Wet Days April
1/6 (17%)

Climate (2010–Present)

Napa, Napa County Airport (1.2 miles)

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Annual Average 2021–2025
19.9in
Monthly Average 2021–2026
1.7in
Daily Average 2021–2026
0.1in
Wettest Day 24 October, 2021
4.8in

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