San Jose, CA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for San Jose, CA.

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Current Conditions — San Jose, CA

MOFFETT NAS/MTN (KNUQ)

Mostly Cloudy

59.0 F
Humidity:77%
Wind Speed: 4.7 mph
Barometer:30.01 in
Dewpoint:51.8 F
Visibility:9.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
May 10 2026, 09:35 AM PDT
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5-Day Forecast — San Jose, CA

Sunday

High 78 °F
Forecast Missing
Sunday
Night
Low 53 °F
Forecast Missing
Monday

High 89 °F
Forecast Missing
Monday
Night
Low 55 °F
Forecast Missing
Tuesday

High 86 °F
Forecast Missing
Tuesday
Night
Low 53 °F
Forecast Missing
Wednesday

High 77 °F
Forecast Missing
Wednesday
Night
Low 50 °F
Forecast Missing
Thursday

High 78 °F
Forecast Missing

Detailed Forecast — San Jose, CA

Sunday
Overnight Fog. High near 78°F. Wind 2 to 8 mph, with gusts as high as 14 mph.
Sunday Night
Forecast Missing. Low around 53°F. Wind 1 to 6 mph, with gusts as high as 9 mph.
Monday
Forecast Missing. High near 89°F. Wind 0 to 7 mph, with gusts as high as 12 mph.
Monday Night
Forecast Missing. Low around 55°F. Wind 1 to 5 mph, with gusts as high as 8 mph.
Tuesday
Forecast Missing. High near 86°F. Wind 0 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Forecast Missing. Low around 53°F. Wind 3 to 7 mph, with gusts as high as 12 mph.
Wednesday
Forecast Missing. High near 77°F. Wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Forecast Missing. Low around 50°F. Wind 1 to 7 mph, with gusts as high as 10 mph.
Thursday
Forecast Missing. High near 78°F. Wind 5 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Forecast Missing. Low around 51°F. Wind 1 to 5 mph, with gusts as high as 7 mph.
Friday
Forecast Missing. High near 82°F. Wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
Forecast Missing. Low around 53°F. Wind 2 to 6 mph, with gusts as high as 9 mph.
Saturday
Forecast Missing. High near 84°F. Wind 6 to 13 mph, with gusts as high as 21 mph.
CA Radar
Current Radar • CA
Day 1 Outlook • May 10, 2026

Observation History — San Jose, CA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
09:35 AM PDT 4.7 9.00 Mostly Cloudy -- 59.0 51.8 77% NA NA 30.01 1016.3
09:15 AM PDT 4.7 9.00 Cloudy -- 59.0 51.8 77% NA NA 30.01 1016.3
08:55 AM PDT 0.0 10.00 Mostly Cloudy -- 57.2 50.0 77% NA NA 30.01 1016.3
08:35 AM PDT 4.7 9.00 Cloudy -- 57.2 50.0 77% NA NA 30.01 1016.3
08:15 AM PDT 3.4 9.00 Cloudy -- 57.2 50.0 77% NA NA 30.01 1016.3
07:55 AM PDT 5.8 9.00 Cloudy -- 55.4 50.0 82% NA NA 30.00 1015.9
07:35 AM PDT NW 5.8 9.00 Cloudy -- 55.4 50.0 82% NA NA 30.00 1015.9
07:15 AM PDT 3.4 9.00 Cloudy -- 55.4 50.0 82% NA NA 30.00 1015.9
06:55 AM PDT 0.0 9.00 Cloudy -- 55.4 50.0 82% NA NA 29.99 1015.6
06:35 AM PDT NW 4.7 9.00 Cloudy -- 55.4 50.0 82% NA NA 29.99 1015.6
06:15 AM PDT NW 4.7 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.98 1015.2
05:55 AM PDT 4.7 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.98 1015.2
05:35 AM PDT 10.00 Cloudy -- NULL % NA NA M
05:15 AM PDT 10.00 Cloudy -- NULL % NA NA M
04:55 AM PDT NW 4.7 9.00 Cloudy -- 55.4 50.0 82% NA NA 29.99 1015.6
04:35 AM PDT 5.8 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.98 1015.2
04:15 AM PDT NW 6.9 10.00 Cloudy -- 55.4 50.0 82% NA NA 29.98 1015.2
03:55 AM PDT 6.9 10.00 Cloudy -- 55.4 51.8 88% NA NA 29.98 1015.2
03:35 AM PDT NW 4.7 9.00 Cloudy -- 55.4 51.8 88% NA NA 29.98 1015.2
03:15 AM PDT NW 4.7 10.00 NULL -- 55.4 51.8 88% NA NA 29.98 1015.2
02:55 AM PDT 0.0 9.00 Cloudy -- 55.4 51.8 88% NA NA 29.98 1015.2
02:35 AM PDT NW 4.7 9.00 Mostly Cloudy -- 55.4 51.8 88% NA NA 29.98 1015.2
02:15 AM PDT 0.0 9.00 Mostly Clear -- 55.4 51.8 88% NA NA 29.98 1015.2
01:55 AM PDT 3.4 10.00 Clear -- 53.6 51.8 94% NA NA 29.98 1015.2

Regional Weather Observation

MOFFETT NAS/MTN (KNUQ)

Mostly Cloudy
59.0 F

PALO ALTO (KPAO)

Mostly Cloudy
59.0 F

HAYWARD (KHWD)

Cloudy
55.4 F

SAN CARLOS AIRPO (KSQL)

Mostly Cloudy
57.2 F

OAKLAND (KOAK)

Cloudy
55.4 F

SAN FRANCISCO (KSFO)

Cloudy
55.4 F
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