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Vandenberg's December climatology
VANDENBERG AIR FORCE BASE, Calif. -- December holds the record for the second coldest temperature (26 F) ever to be recorded on base. The last snowfall that occurred at Vandenberg (even though it was a trace) fell in December 1990.
Cooler days and nights are expected throughout the month, with more rain showers and fewer foggy days.
The following is an outlook for the month of December. The data was obtained from records kept since 1952.
Average high temperature: 62 F
Average low temperature: 45 F
Extreme maximum temperature: 87 F
Extreme minimum temperature: 26 F
Expected average precipitation: 2.03 inches
Maximum wind speed: 5.50 inches
Average wind speed and direction: 330 degrees at 8 mph
Maximum wind speed: 50 mph
Expected days with thunderstorms: 0
Expected days with fog (visibility less than seven miles): 10