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Nov 2, 2019 · San Francisco Weather in December. You won't have a white Christmas while visiting San Francisco unless you head out of town to Lake Tahoe, but December is in the rainy season and prone to winter storms. It's also one of the coldest months with lots of cloudy days.
Get the monthly weather forecast for San Francisco, CA, including daily high/low, historical averages, to help you plan ahead.
Dec 22, 1990 · San Francisco weather in December is cool and breezy with some light rain. The city is beautiful this time of year as it's lit up for the holiday season. It's also warmer than most of the US and other places in the Northern Hemisphere.
December in San Francisco tends to be sporadic and can at times feel mild with highs of 58°F (14°C). If the wind is blowing in from the Pacific Ocean it can feel quite cold but in the absence of this, it’s quite bearable for this time of year with lows of 47°F (8°C).
December Weather in San Francisco California, United States. Daily high temperatures decrease by 4°F, from 60°F to 56°F, rarely falling below 51°F or exceeding 64°F. Daily low temperatures decrease by 4°F, from 49°F to 45°F, rarely falling below 39°F or exceeding 55°F.
Check accurate weather in December in San Francisco (CA). Expect San Francisco December temperature around 14°C (57°F). Read clothing tips & recommended activities.
San Francisco warms up to at least 50 °F (10 °C) on most days in December. Temperatures of 70 °F (21 °C) and above rarely occur here this month. The thermometer dips to 40 °F (4 °C) or below on one or two nights during December.
