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Ross, CA Weather


Ross, 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 July with an average maximum temperature of 85.00 degrees Fahrenheit, while the coldest month of the year is December with an average minimum temperature of 40.60 degrees Fahrenheit.

Temperature variations between night and day tend to be relatively big during summer with a difference that can reach 31 degrees Fahrenheit, and fairly limited during winter with an average difference of 17 degrees Fahrenheit.

The annual average precipitation at Ross is 47.47 Inches. Winter months tend to be wetter than summer months. The wettest month of the year is January with an average rainfall of 9.60 Inches.

Weather Data

Current Conditions

(Updated: 1:54 AM PST TUE NOV 24 2009)

Fair Fair, 36°F Humidity: 97% Dewpoint: 35°F
Wind Speed: CALM Heat Index: 36°F
Barometer: 30.20 in. Wind Chill: 36°F

Weather Forecast

(Generated: 9:02 PM PST MON NOV 23 2009)
  Tonight: Clear. Lows in the mid 30s to lower 40s. North winds around 5 mph.
Lo: 36°F
Hi: 65°F Tuesday: Sunny. Highs in the 60s. Northwest winds up to 5 mph.
Lo: 40°F
Hi: 66°F Wednesday: Sunny. Highs in the mid 60s to lower 70s. North winds up to 5 mph.
Lo: 40°F
Hi: 63°F Thanksgiving day: Mostly sunny. Highs in the lower to mid 60s.
Lo: 41°F
Hi: 60°F Friday: Partly cloudy. Highs around 60.
Lo: 40°F
Hi: 60°F Saturday: Mostly clear. Lows in the upper 30s to mid 40s. Highs near 60.
Lo: 40°F
Hi: 60°F Sunday: Mostly clear. Lows in the upper 30s to mid 40s. Highs near 60.
Lo: 40°F

Moon, Sunrise and Sunset

Waxing Gibbous Moon Moon Phase: Waxing Gibbous Moon Civil Twilight:
6:31 AM PST
Sunrise:
6:59 AM PST
Sunset:
4:53 PM PST
Civil Twilight:
5:21 PM PST

Normal Climate

Normal Temperatures

(KENTFIELD Weather station, 1.23 miles from Ross)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 56.2 61.4 65.3 70.6 76.0 81.8 85.0 84.4 82.1 75.4 63.4 56.3 71.5
Mean °F 48.5 52.2 54.7 58.2 62.5 66.9 69.2 69.0 67.3 62.5 54.2 48.5 59.5
Min °F 40.7 43.0 44.1 45.8 48.9 52.0 53.4 53.6 52.5 49.6 45.0 40.6 47.4

Normal Precipitation

(KENTFIELD Weather station, 1.23 miles from Ross)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 9.60 9.10 7.05 2.56 1.20 0.24 0.01 0.12 0.50 2.33 7.47 7.29 47.47