Larkspur, CA Weather & Climate Normals
Larkspur's real weather, in one number
Larkspur, CA scores 69/100 on this site's reading of NOAA's own 30-year normals: mild with real seasons. A solid stretch of comfortable months alongside a noticeable but not extreme summer or winter. 7 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Larkspur's hottest and coldest months
Larkspur's hottest month is Aug, averaging 68°F; its coldest is Dec, averaging 49°F, a 19.2°F swing across the year, one of the smaller gaps in this dataset.
Rain and snow in Larkspur
Larkspur averages 44.39in of precipitation a year across roughly 68 days with measurable rain or snow, and 0in of snow a year.
Where Larkspur ranks
Larkspur ranks 252 of 4876 US cities in this dataset for comfort score, and 245 of 429 within CA. About 12,807 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from KENTFIELD, CA US, 1.4 miles from Larkspur, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station