Warm-summer Mediterranean climate
Climate Angwin - California
Annual high69ºF
Annual low46ºF
Precipitation41.3 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 53 | 39 | 7.76 |
| Feb | 56 | 40 | 7.75 |
| Mar | 61 | 41 | 5.66 |
| Apr | 67 | 43 | 2.34 |
| May | 74 | 47 | 1.53 |
| Jun | 81 | 51 | 0.29 |
| Jul | 86 | 55 | 0.01 |
| Aug | 85 | 54 | 0.06 |
| Sep | 82 | 54 | 0.46 |
| Oct | 73 | 50 | 2.19 |
| Nov | 60 | 43 | 5.16 |
| Dec | 53 | 39 | 8.09 |
- JanHigh 53ºFLow 39ºFPrecip 7.76 inch
- FebHigh 56ºFLow 40ºFPrecip 7.75 inch
- MarHigh 61ºFLow 41ºFPrecip 5.66 inch
- AprHigh 67ºFLow 43ºFPrecip 2.34 inch
- MayHigh 74ºFLow 47ºFPrecip 1.53 inch
- JunHigh 81ºFLow 51ºFPrecip 0.29 inch
- JulHigh 86ºFLow 55ºFPrecip 0.01 inch
- AugHigh 85ºFLow 54ºFPrecip 0.06 inch
- SepHigh 82ºFLow 54ºFPrecip 0.46 inch
- OctHigh 73ºFLow 50ºFPrecip 2.19 inch
- NovHigh 60ºFLow 43ºFPrecip 5.16 inch
- DecHigh 53ºFLow 39ºFPrecip 8.09 inch
Climate summary
What is the average weather in Angwin, California?
Angwin experiences a warm-summer climate with a strong seasonal contrast. Summers are warm and very dry, while winters are cool and bring abundant precipitation. The area is fairly wet overall, with frequent rain and drizzle common during the cooler months.
Angwin weather averages
Annual high69ºF
Annual low46ºF
Precipitation41.3 inch
Daily normals Angwin - California - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 52.8 | 38.9 | 0.25 | 0.25 |
| Jan 2 | 52.8 | 38.9 | 0.50 | 0.50 |
| Jan 3 | 52.9 | 38.9 | 0.75 | 0.75 |
| Jan 4 | 53.0 | 39.0 | 1.00 | 1.00 |
| Jan 5 | 53.0 | 39.0 | 1.25 | 1.25 |
| Jan 6 | 53.1 | 39.1 | 1.51 | 1.51 |
| Jan 7 | 53.2 | 39.1 | 1.77 | 1.77 |
| Jan 8 | 53.2 | 39.2 | 2.03 | 2.03 |
| Jan 9 | 53.3 | 39.2 | 2.31 | 2.31 |
| Jan 10 | 53.4 | 39.2 | 2.58 | 2.58 |
| Jan 11 | 53.4 | 39.3 | 2.86 | 2.86 |
| Jan 12 | 53.5 | 39.3 | 3.13 | 3.13 |
| Jan 13 | 53.6 | 39.3 | 3.40 | 3.40 |
| Jan 14 | 53.6 | 39.3 | 3.67 | 3.67 |
| Jan 15 | 53.7 | 39.4 | 3.93 | 3.93 |
| Jan 16 | 53.7 | 39.4 | 4.17 | 4.17 |
| Jan 17 | 53.8 | 39.4 | 4.42 | 4.42 |
| Jan 18 | 53.9 | 39.4 | 4.66 | 4.66 |
| Jan 19 | 53.9 | 39.4 | 4.90 | 4.90 |
| Jan 20 | 54.0 | 39.4 | 5.14 | 5.14 |
| Jan 21 | 54.0 | 39.5 | 5.38 | 5.38 |
| Jan 22 | 54.1 | 39.5 | 5.62 | 5.62 |
| Jan 23 | 54.1 | 39.5 | 5.85 | 5.85 |
| Jan 24 | 54.2 | 39.5 | 6.09 | 6.09 |
| Jan 25 | 54.2 | 39.5 | 6.33 | 6.33 |
| Jan 26 | 54.3 | 39.5 | 6.57 | 6.57 |
| Jan 27 | 54.3 | 39.5 | 6.82 | 6.82 |
| Jan 28 | 54.4 | 39.5 | 7.06 | 7.06 |
| Jan 29 | 54.4 | 39.5 | 7.30 | 7.30 |
| Jan 30 | 54.5 | 39.5 | 7.55 | 7.55 |
| Jan 31 | 54.5 | 39.5 | 7.80 | 7.80 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Angwin - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | – | – | 0.01 |
| Oct 2 | – | – | 0.00 |
| Oct 3 | – | – | – |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | – | – | – |
| Oct 9 | – | – | – |
| Oct 10 | – | – | – |
| Oct 11 | – | – | – |
| Oct 12 | – | – | – |
| Oct 13 | – | – | – |
| Oct 14 | – | – | – |
| Oct 15 | – | – | – |
| Oct 16 | – | – | – |
| Oct 17 | – | – | – |
| Oct 18 | – | – | – |
| Oct 19 | – | – | – |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | – | – | – |
| Oct 23 | – | – | – |
| Oct 24 | – | – | – |
| Oct 25 | – | – | – |
| Oct 26 | – | – | – |
| Oct 27 | – | – | – |
| Oct 28 | – | – | – |
| Oct 29 | – | – | – |
| Oct 30 | 57.9 | 35.1 | 0.00 |
| Oct 31 | 48.9 | 33.1 | 0.00 |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature57.9ºF · Oct 30
- Lowest max temperature48.9ºF · Oct 31
- Highest min temperature35.1ºF · Oct 30
- Lowest min temperature33.1ºF · Oct 31
Geo Angwin - California
Location
- Country
- United States
- State
- California
- County
- Napa
- City
- Angwin
- Zip Code
- 94508
- Elevation
- 1847 ft
- Longitude
- -122.44
- Latitude
- 38.58
- ICAO
- –
- IATA
- –