AccuWeather Forecast: Hottest day of the week, sunny afternoon with high humidity

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Tuesday, July 21, 2026 6:30AM
AccuWeather Forecast: Hottest day of the week with high humidity

Takeaway of the Day
Today will be the hottest day of the week. Humidity will also stay high in the uncomfortable zone again today. Morning clouds will depart for full sunshine by midday. Highs will range from the low 70s to the upper 90s.

A Look Ahead
Cooler weather returns Wednesday but humidity still remains high. Lower humidity will arrive Thursday leading to a more comfortable end of the week.

Coast

Bay Shoreline

Inland

East Bay High Temps


Inland East Bay High Temps


North Bay High Temps


Peninsula High Temps


San Francisco High Temps


South Bay High Temps


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