CLIMATE CHARTS

Mt Diablo Junction, California

Latitude: 37.8792 Longitude: -121.9303

Elevation: 2169.9 feet (661.4 meters)

Mt Diablo Junction, California Temperature Chart Daily average maximum and minimum temperatures for Mt Diablo Junction, 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 Mt Diablo Junction, California Precipitation Chart Precipitation chart for Mt Diablo Junction, 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 MT DIABLO JUNCTION, CA Daylight chart for MT DIABLO JUNCTION, CA. Latitude 37.9. 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 Mt Diablo Junction, California

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 55.5 56.6 59.8 64.4 70.5 77.6 84.7 84.7 81.7 73.5 61.8 55.2
Minimum Temperature °F 40.0 40.3 41.8 43.7 48.9 54.3 60.3 59.7 57.8 51.6 44.5 39.8
Heating Degree Days °F 535 463 442 342 218 97 24 21 46 148 361 542
Cooling Degree Days °F 0 0 2 13 54 125 256 245 189 72 6 0
Precipitation in. 4.77 4.62 3.52 1.63 1.06 0.19 0.01 0.04 0.28 1.42 3.11 4.39

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 13.1 13.7 15.4 18.0 21.4 25.3 29.3 29.3 27.6 23.1 16.6 12.9
Minimum Temperature °C 4.4 4.6 5.4 6.5 9.4 12.4 15.7 15.4 14.3 10.9 6.9 4.3
Heating Degree Days °C 297 257 246 190 121 54 13 12 26 82 201 301
Cooling Degree Days °C 0 0 1 7 30 69 142 136 105 40 3 0
Precipitation cm. 12.12 11.73 8.94 4.14 2.69 0.48 0.03 0.10 0.71 3.61 7.90 11.15
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