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Orinda, CA Weather


Orinda, CA climate is mild during summer when temperatures tend to be in the 60's and cool during winter when temperatures tend to be in the 50's.

The warmest month of the year is September with an average maximum temperature of 71.70 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 43.60 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 15 degrees Fahrenheit, and fairly limited during winter with an average difference of 13 degrees Fahrenheit.

The annual average precipitation at Orinda is 25.40 Inches. Winter months tend to be wetter than summer months. The wettest month of the year is January with an average rainfall of 5.13 Inches.

Weather Data

Normal Climate

Normal Temperatures

(BERKELEY Weather station, 5.01 miles from Orinda)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 56.4 59.3 60.9 64.0 66.6 69.5 70.4 70.6 71.7 70.0 62.3 56.6 64.9
Mean °F 50.0 52.7 54.2 56.3 59.0 61.6 62.8 63.2 63.8 61.8 55.1 50.2 57.6
Min °F 43.6 46.1 47.4 48.6 51.3 53.6 55.1 55.7 55.9 53.5 47.9 43.7 50.2

Normal Precipitation

(BERKELEY Weather station, 5.01 miles from Orinda)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 5.13 4.75 4.08 1.63 0.61 0.14 0.07 0.10 0.36 1.37 3.62 3.54 25.40