CLIMATE CHARTS

Graton, California

Latitude: 38.4306 Longitude: -122.8647

Elevation: 200.1 feet (61.0 meters)

Graton, California Temperature Chart Daily average maximum and minimum temperatures for Graton, California Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F  °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3 Graton, California Precipitation Chart Precipitation chart for Graton, California Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Daylight Chart for GRATON, CA Daylight chart for GRATON, CA. Latitude 38.4. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Graton, California

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 57.4 62.1 66.2 70.5 75.9 81.5 83.5 84.0 83.2 77.4 66.3 57.4
Minimum Temperature °F 36.2 37.9 39.7 41.0 44.3 47.5 49.2 48.9 47.0 43.1 38.8 35.5
Heating Degree Days °F 564 420 374 281 171 67 31 26 53 164 374 575
Cooling Degree Days °F 0 0 0 3 19 52 73 71 56 17 0 0
Precipitation in. 8.37 7.76 5.77 2.43 1.38 0.30 0.01 0.08 0.33 2.19 5.39 8.27

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 14.1 16.7 19.0 21.4 24.4 27.5 28.6 28.9 28.4 25.2 19.1 14.1
Minimum Temperature °C 2.3 3.3 4.3 5.0 6.8 8.6 9.6 9.4 8.3 6.2 3.8 1.9
Heating Degree Days °C 313 233 208 156 95 37 17 14 29 91 208 319
Cooling Degree Days °C 0 0 0 2 11 29 41 39 31 9 0 0
Precipitation cm. 21.26 19.71 14.66 6.17 3.51 0.76 0.03 0.20 0.84 5.56 13.69 21.01
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