Gridley, CA Weather & Climate Normals
Gridley's real weather, in one number
Gridley, CA scores 54/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Gridley's hottest and coldest months
Gridley's hottest month is Jul, averaging 81°F; its coldest is Dec, averaging 47°F, a 33.1°F swing across the year, a middling gap by national standards.
Rain and snow in Gridley
Over a typical year, Gridley sees about 25.67in of precipitation a year across roughly 73 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Gridley ranks
Gridley ranks 993 of 4876 US cities in this dataset for comfort score, and 368 of 429 within CA. About 7,355 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from OROVILLE MUNI AP, CA US, 9.7 miles from Gridley, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is