Hot-summer Mediterranean climate
Climate Colusa - California
Annual high74ºF
Annual low49ºF
Precipitation17.84 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 54 | 39 | 3.91 |
| Feb | 60 | 42 | 3.00 |
| Mar | 66 | 44 | 2.47 |
| Apr | 73 | 46 | 0.97 |
| May | 81 | 54 | 0.75 |
| Jun | 88 | 58 | 0.29 |
| Jul | 93 | 60 | 0.01 |
| Aug | 92 | 58 | 0.05 |
| Sep | 89 | 54 | 0.30 |
| Oct | 79 | 48 | 0.97 |
| Nov | 64 | 42 | 2.13 |
| Dec | 54 | 38 | 2.99 |
- JanHigh 54ºFLow 39ºFPrecip 3.91 inch
- FebHigh 60ºFLow 42ºFPrecip 3.00 inch
- MarHigh 66ºFLow 44ºFPrecip 2.47 inch
- AprHigh 73ºFLow 46ºFPrecip 0.97 inch
- MayHigh 81ºFLow 54ºFPrecip 0.75 inch
- JunHigh 88ºFLow 58ºFPrecip 0.29 inch
- JulHigh 93ºFLow 60ºFPrecip 0.01 inch
- AugHigh 92ºFLow 58ºFPrecip 0.05 inch
- SepHigh 89ºFLow 54ºFPrecip 0.30 inch
- OctHigh 79ºFLow 48ºFPrecip 0.97 inch
- NovHigh 64ºFLow 42ºFPrecip 2.13 inch
- DecHigh 54ºFLow 38ºFPrecip 2.99 inch
Climate summary
What is the average weather in Colusa, California?
Colusa experiences a hot-summer climate with very dry summers and wetter winters. Summers are hot, while winters are cool, creating a strong seasonal contrast. The area receives low annual precipitation, with frequent rain or drizzle common during the cooler season.
Colusa weather averages
Annual high74ºF
Annual low49ºF
Precipitation17.84 inch
Daily normals Colusa - California - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 53.3 | 37.3 | 0.11 | 0.11 |
| Jan 2 | 53.3 | 37.3 | 0.22 | 0.22 |
| Jan 3 | 53.3 | 37.4 | 0.34 | 0.34 |
| Jan 4 | 53.4 | 37.4 | 0.45 | 0.45 |
| Jan 5 | 53.4 | 37.4 | 0.57 | 0.57 |
| Jan 6 | 53.5 | 37.5 | 0.68 | 0.68 |
| Jan 7 | 53.5 | 37.5 | 0.80 | 0.80 |
| Jan 8 | 53.6 | 37.6 | 0.92 | 0.92 |
| Jan 9 | 53.7 | 37.7 | 1.04 | 1.04 |
| Jan 10 | 53.8 | 37.7 | 1.17 | 1.17 |
| Jan 11 | 53.8 | 37.8 | 1.29 | 1.29 |
| Jan 12 | 53.9 | 37.8 | 1.42 | 1.42 |
| Jan 13 | 54.0 | 37.9 | 1.55 | 1.55 |
| Jan 14 | 54.1 | 38.0 | 1.67 | 1.67 |
| Jan 15 | 54.2 | 38.1 | 1.79 | 1.79 |
| Jan 16 | 54.4 | 38.1 | 1.90 | 1.90 |
| Jan 17 | 54.5 | 38.2 | 2.02 | 2.02 |
| Jan 18 | 54.6 | 38.3 | 2.13 | 2.13 |
| Jan 19 | 54.7 | 38.4 | 2.25 | 2.25 |
| Jan 20 | 54.9 | 38.4 | 2.37 | 2.37 |
| Jan 21 | 55.0 | 38.5 | 2.48 | 2.48 |
| Jan 22 | 55.2 | 38.6 | 2.60 | 2.60 |
| Jan 23 | 55.3 | 38.7 | 2.70 | 2.70 |
| Jan 24 | 55.5 | 38.8 | 2.81 | 2.81 |
| Jan 25 | 55.7 | 38.8 | 2.92 | 2.92 |
| Jan 26 | 55.8 | 38.9 | 3.02 | 3.02 |
| Jan 27 | 56.0 | 39.0 | 3.13 | 3.13 |
| Jan 28 | 56.2 | 39.1 | 3.24 | 3.24 |
| Jan 29 | 56.4 | 39.2 | 3.35 | 3.35 |
| Jan 30 | 56.6 | 39.3 | 3.46 | 3.46 |
| Jan 31 | 56.8 | 39.4 | 3.58 | 3.58 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Colusa - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 80.1 | – | 0.00 |
| Sep 2 | 73.9 | – | 0.00 |
| Sep 3 | 73.9 | – | 0.60 |
| Sep 4 | 79.0 | – | 0.01 |
| Sep 5 | 79.0 | – | 0.00 |
| Sep 6 | 79.0 | – | 0.00 |
| Sep 7 | 82.9 | – | 0.00 |
| Sep 8 | 88.0 | – | 0.00 |
| Sep 9 | 91.0 | – | 0.00 |
| Sep 10 | 99.0 | – | 0.00 |
| Sep 11 | 100.9 | – | 0.00 |
| Sep 12 | 100.9 | – | 0.00 |
| Sep 13 | 100.9 | – | 0.00 |
| Sep 14 | 100.9 | – | 0.00 |
| Sep 15 | 100.9 | – | 0.00 |
| Sep 16 | 100.9 | – | 0.00 |
| Sep 17 | 100.9 | – | 0.00 |
| Sep 18 | 100.9 | – | 0.00 |
| Sep 19 | 100.9 | – | 0.00 |
| Sep 20 | 90.0 | – | 0.00 |
| Sep 21 | 90.0 | – | 0.00 |
| Sep 22 | 91.0 | – | 0.00 |
| Sep 23 | 73.9 | – | 0.00 |
| Sep 24 | 84.0 | – | 0.00 |
| Sep 25 | 88.0 | – | 0.00 |
| Sep 26 | 88.0 | – | 0.00 |
| Sep 27 | 77.0 | – | 0.00 |
| Sep 28 | 77.0 | – | 0.00 |
| Sep 29 | 82.9 | – | 0.00 |
| Sep 30 | 91.9 | – | 0.00 |
The data for September 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 temperature100.9ºF · Sep 11
- Lowest max temperature73.9ºF · Sep 2
Geo Colusa - California
Location
- Country
- United States
- State
- California
- County
- Colusa
- City
- Colusa
- Zip Code
- 95932
- Elevation
- 46 ft
- Longitude
- -121.99
- Latitude
- 39.18
- ICAO
- –
- IATA
- –