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San Fernando, CA Weather


San Fernando, CA climate is warm during summer when temperatures tend to be in the 70's and cool during winter when temperatures tend to be in the 50's.

The warmest month of the year is August with an average maximum temperature of 9.99 degrees Fahrenheit, while the coldest month of the year is December with an average minimum temperature of 9.99 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 27 degrees Fahrenheit, and moderate during winter with an average difference of 25 degrees Fahrenheit.

The annual average precipitation at San Fernando is 9.99 Inches. Winter months tend to be wetter than summer months. The wettest month of the year is February with an average rainfall of 4.82 Inches.

Weather Data

Normal Climate

Normal Temperatures

(BURBANK VALLEY PUMP PLNT Weather station, 9.37 miles from San Fernando)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 67.5 69.5 70.6 74.9 77.5 83.2 88.9 89.9 87.1 81.5 73.5 67.9 77.7
Mean °F 54.8 56.9 58.4 62.2 65.9 70.8 75.5 76.2 73.5 67.6 59.5 54.6 64.7
Min °F 42.0 44.3 46.2 49.5 54.2 58.3 62.1 62.4 59.9 53.6 45.4 41.3 51.6

Normal Precipitation

(PACOIMA DAM FC 33 A-E Weather station, 3.97 miles from San Fernando)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 4.13 4.82 4.17 1.18 0.61 0.17 0.04 0.27 0.42 0.80 1.48 2.43 9.99