Remember those days when it was hot and sunny? Me neither.īut records show it happened a month ago, when temperatures hit 88 degrees in San Jose and 80 degrees in Oakland on April 26. This was the coldest spring in Half Moon Bay since 1999, said Canepa. It was the third coolest spring on record since 1970.
The city’s average temperature was 55.5 degrees, more than three degrees cooler than the historic average of 58.7 degrees. Tourists riding in a double decker bus on the Golden Gate Bridge bundle up for chilly Memorial Day weekend weather in San Francisco, Calif., Saturday, May 27, 2023. If March felt cold, it wasn’t your imagination. The city’s temperature averaged 57 degrees, compared to the historic average of 59.3 degrees. This spring was 2.3 degrees cooler than average in San Jose during the months of March, April and May, said Canepa. Meteorological summer starts in two days, not the June 21 date associated with the vernal equinox, called astronomical summer.īut the persistent low white clouds have already worn out their welcome. All that atmospheric instability creates storms. When heated by the sun, this water and pockets of warm air start to rise - updrafts that are propelled by mountain ridges and peaks. Because of all the snow, there’s a tremendous supply of water vapor, according National Weather Services meteorologist Rick Canepa.
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