Heat Advisory

* WHAT...Temperatures from the 90s to near 105 expected.

* WHERE...Santa Clara Valley and eastern hills, interior East Bay, North Bay interior mountains, Santa Cruz Mountains, Santa Lucia Range, southern Salinas Valley, Most of San Benito County and the interior mountains of Monterey County.

* WHEN...From 10 AM Thursday to 10 PM PDT Friday.

* IMPACTS...Hot conditions can cause heat illnesses. This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries.

Wednesday, Aug 20, 6:00 AM PDT
Clear
63°
Feels 63°
 76%
Dewpt 55°
 e
1 - 2 mph
Wednesday, Aug 20
Clear conditions throughout the day.
57 88 57 - 88
Thursday, Aug 21
Partly cloudy throughout the day.
62 92 62 - 92
Friday, Aug 22
Partly cloudy throughout the day.
63 90 63 - 90
Saturday, Aug 23
Clear conditions throughout the day.
64 87 64 - 87
Sunday, Aug 24
Clear conditions throughout the day.
63 84 63 - 84
Monday, Aug 25
Partly cloudy throughout the day.
63 84 63 - 84
Tuesday, Aug 26
Clear conditions throughout the day.
61 82 61 - 82
Wednesday, Aug 27
Clear conditions throughout the day.
61 81 61 - 81
Thursday, Aug 28
Clear conditions throughout the day.
62 81 62 - 81
Friday, Aug 29
Partly cloudy throughout the day.
62 82 62 - 82
Saturday, Aug 30
Partly cloudy throughout the day.
60 80 60 - 80
Sunday, Aug 31
Clearing in the afternoon.
61 73 61 - 73
Monday, Sep 1
Partly cloudy throughout the day.
59 74 59 - 74
Tuesday, Sep 2
Clear conditions throughout the day.
61 77 61 - 77
Wednesday, Sep 3
Clear conditions throughout the day.
61 77 61 - 77
Weather forecast for San Jose, CA on Wed, 20 Aug 2025 09:31:32 GMT