Chico weather by month
Average highs run from 54°F in January to 91°F in July, and January nights average 40°F. It gets 56 inches of rain and melted snow a year, with almost no snow. Expect about 65 days a year at 90°F or hotter. The most comfortable months are May to June and September to October.
Best time to visit Chico
For comfortable weather, go in May to June and September to October. In those months the average high stays between 62°F and 86°F, nights average 42°F or warmer, and rain stays under 4.5 inches for the month.
Month by month
| Month | High | Low | Precip. | Snow | Wet days | Days 90°F+ | Nights below 32°F | Feels |
|---|---|---|---|---|---|---|---|---|
| January | 54°F | 41°F | 10.2 in | 0.0 in | 10 | 0 | 2 | cool |
| February | 56°F | 42°F | 10.1 in | 0.1 in | 9 | 0 | 1 | cool |
| March | 61°F | 45°F | 8.3 in | 0.0 in | 9 | 0 | 0 | cool |
| April | 66°F | 48°F | 4.6 in | 0.0 in | 6 | 0 | 0 | mild |
| May | 75°F | 54°F | 2.4 in | 0.0 in | 4 | 3 | 0 | mild |
| June | 84°F | 61°F | 0.8 in | 0.0 in | 2 | 10 | 0 | warm |
| July | 91°F | 67°F | 0.0 in | 0.0 in | 0 | 21 | 0 | hot |
| August | 90°F | 66°F | 0.2 in | 0.0 in | 0 | 19 | 0 | hot |
| September | 86°F | 62°F | 0.4 in | 0.0 in | 1 | 12 | 0 | warm |
| October | 74°F | 54°F | 2.8 in | 0.0 in | 3 | 2 | 0 | mild |
| November | 61°F | 45°F | 5.5 in | 0.0 in | 7 | 0 | 1 | cool |
| December | 54°F | 40°F | 11.2 in | 0.0 in | 10 | 0 | 2 | cool |
| Year | 71°F avg | 52°F avg | 56.3 in | 0.1 in | 60 | 65 | 7 |
"Wet days" are days with at least 0.1 inch of precipitation. "Feels" is a plain-language label for the average high. Normals for 1991-2020 from NOAA NCEI, station Paradise, CA (USC00046685), 11.6 miles from the city center. Averages describe typical conditions, not a forecast.
Sunrise, sunset and daylight in Chico
The shortest day is December 21, with 9h 21m of daylight; the longest is June 21, with 14h 59m. The earliest sunset comes around December 2 (4:42 pm) and the latest around June 24 (8:39 pm). The sun sets after 8 pm on 110 days a year.
| On the 15th of | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:26 am | 5:07 pm | 9h 40m |
| February | 6:59 am | 5:43 pm | 10h 44m |
| March | 7:18 am | 7:14 pm | 11h 56m |
| April | 6:29 am | 7:45 pm | 13h 16m |
| May | 5:52 am | 8:15 pm | 14h 22m |
| June | 5:39 am | 8:36 pm | 14h 58m |
| July | 5:52 am | 8:34 pm | 14h 42m |
| August | 6:19 am | 8:03 pm | 13h 43m |
| September | 6:48 am | 7:15 pm | 12h 27m |
| October | 7:18 am | 6:27 pm | 11h 09m |
| November | 6:52 am | 4:51 pm | 9h 59m |
| December | 7:21 am | 4:43 pm | 9h 22m |
Calculated for 2026 at the center of Chico with NOAA's solar equations, in local clock time (Pacific Time, including daylight saving time where it applies). Times shift by a minute or two from year to year.
Is Chico getting warmer?
The last 10 years averaged 2.5°F warmer than the 20th century. See the climate stripes for Chico.Frequently asked questions
What is the warmest month in Chico?
July is the warmest month, with an average high of 91°F and an average low of 67°F (NOAA 1991-2020 normals).
What is the coldest month in Chico?
December is the coldest, with average lows of 40°F and highs of 54°F.
What is the rainiest month in Chico?
December gets the most precipitation, 11.2 inches on average. July is the driest at 0.0 inches.
Does it snow in Chico?
Very little. The normal yearly snowfall is under one inch.
When is the best time to visit Chico?
For comfortable weather, May to June and September to October. Those months average highs between 62 and 86°F with lows of 42°F or more and modest rain.
Thinking of moving to Chico?
See what homes, rent and everyday prices cost, who lives there and how it compares with nearby cities on the full Chico profile.
Compare the weather: Chico vs Redding, Chico vs Rocklin, Chico vs Roseville, Chico vs Citrus Heights.