CLIMATE CHARTS

Half Moon Bay, California

Latitude: 37.4725 Longitude: -122.4433

Elevation: 26.9 feet (8.2 meters)

Half Moon Bay, California Temperature Chart Daily average maximum and minimum temperatures for Half Moon Bay, 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 Half Moon Bay, California Precipitation Chart Precipitation chart for Half Moon Bay, 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 HALF MOON BAY, CA Daylight chart for HALF MOON BAY, CA. Latitude 37.5. 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 Half Moon Bay, California

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 59.0 60.0 59.9 60.5 61.1 63.5 65.0 66.1 66.4 65.6 62.4 59.0
Minimum Temperature °F 41.5 42.2 42.7 43.3 46.8 49.2 51.6 52.3 49.8 46.9 43.7 41.9
Heating Degree Days °F 457 389 425 393 343 260 208 180 209 274 359 451
Cooling Degree Days °F 0 0 0 0 0 0 0 1 2 3 1 0
Precipitation in. 5.53 5.19 4.22 1.90 0.98 0.29 0.14 0.22 0.37 1.56 3.32 5.28

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 15.0 15.6 15.5 15.8 16.2 17.5 18.3 18.9 19.1 18.7 16.9 15.0
Minimum Temperature °C 5.3 5.7 5.9 6.3 8.2 9.6 10.9 11.3 9.9 8.3 6.5 5.5
Heating Degree Days °C 254 216 236 218 191 144 116 100 116 152 199 251
Cooling Degree Days °C 0 0 0 0 0 0 0 1 1 2 1 0
Precipitation cm. 14.05 13.18 10.72 4.83 2.49 0.74 0.36 0.56 0.94 3.96 8.43 13.41
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