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Mount Diablo JunctionWeather Station of the U.S. Weather Service |
Located in Contra Costa County, California, Mount Diablo Junction is at an elevation of 2170 feet and was established as a weather station on 10 Mar 1952.
From 1971 to 2000, the following average readings were recorded:
- - - - - - - - - JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEAR Average High....... 55.6 57.2 59.2 64.8 70.8 78.7 85.2 85.1 82.2 74.4 61.9 56.2 69.3 Average Low........ 39.3 40.7 40.7 43.3 47.4 53.2 59.6 59.5 57.5 51.8 43.7 39.7 48.0 Monthly Precipitn.. 4.76 4.49 3.83 1.46 .85 .15 .05 .08 .36 1.31 3.27 3.35 23.96 Heating Degree Days 545 451 468 337 237 105 29 12 44 147 379 530 3284 Cooling Degree Days 0 0 1 8 53 132 259 239 188 89 13 1 983