San Diego's Weather Forecast for Sept. 1, 2021: Warming into holiday weekend

Posted at 5:14 AM, Sep 01, 2021
and last updated 2021-09-01 22:23:20-04

Wednesday brought temperatures much cooler than normal across the county. Vista actually tied the record for coolest daily high, hitting just 75º.

Heading into Thursday, temperatures will be on the rise. Gradual warming will occur heading into the holiday weekend, with heat peaking Sunday. Then temperatures see a gradual cooling starting Monday.

Cloudy mornings will continue for coastal and inland communities, breaking by the afternoon, although some clouds could linger along the coast.

Monsoon moisture will return next week. This will favor the mountains and deserts. This really kicks in starting Sunday and into Monday, lingering through the next few days.

Labor Day weekend will bring temperatures into the mid-70s to low 80s at the coast, low to mid-90s inland, mid-80s in the mountains and nearing 110º in the deserts.

Thursday's Highs:
Coast: 71-79°
Inland: 78-86°
Mountains: 76-86°
Deserts: 96-103°

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