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Hazardous Weather Conditions

No active alerts for SAN GERONIMO, CALIFORNIA

Current Conditions: SAN GERONIMO, CALIFORNIA

Clear


NULL F
Last Updated on Feb 28 2026, 07:15 PM PST
Humidity: %
Wind Speed: 5.8 mph
Barometer: 29.96 in
Dewpoint: F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: NA
Current conditions at:

PETALUMA (KO69)

Lat: 38.25 Lon: -122.6

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5 Day Forecast for SAN GERONIMO, CALIFORNIA (94963)

Saturday
Forecast Missing
High 69 °F
Saturday
Night
Overcast
Low 53 °F
Sunday
Chance of Rain
High 62 °F
Sunday
Night
Chance of Rain
Low 51 °F
Monday
Mostly Cloudy
High 62 °F
Monday
Night
Partly Cloudy
Low 48 °F
Tuesday
Partly Sunny
High 62 °F
Tuesday
Night
Mostly Cloudy
Low 48 °F
Wednesday
Partly Sunny
High 64 °F



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Observation History for SAN GERONIMO, CALIFORNIA


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)
07:15 PM PST 5.8 10.00 Clear -- NULL % NA NA 29.96 1014.6
06:55 PM PST NW 5.8 10.00 Clear -- 59.0 57.2 94% NA NA 29.95 1014.2
06:30 PM PST NW 5.8 10.00 Clear -- 60.8 57.2 88% NA NA 29.94 1013.9
06:15 PM PST NW 6.9 10.00 Clear -- NULL % NA NA 29.94 1013.6
05:55 PM PST 5.8 G 15.0 10.00 Clear -- NULL % NA NA 29.92 1013.2
05:35 PM PST W 6.9 10.00 Clear -- NULL % NA NA 29.91 1012.9
05:15 PM PST 0.0 10.00 Clear -- NULL % NA NA 29.91 1012.9
04:55 PM PST 0.0 10.00 Clear -- 68.0 59.0 73% NA NA 29.91 1012.9
04:35 PM PST 0.0 10.00 Clear -- 69.8 59.0 69% NA NA 29.90 1012.5
04:15 PM PST 0.0 10.00 Clear -- 69.8 60.8 73% NA NA 29.91 1012.9
03:55 PM PST 3.4 10.00 NULL -- 71.6 59.0 65% NA 71.4 29.91 1012.9
03:35 PM PST 3.4 NULL NULL -- 71.6 60.8 69% NA 71.8 29.91 1012.9
03:15 PM PST NW 3.4 10.00 Clear -- 73.4 59.0 61% NA 73.2 29.92 1013.2
02:55 PM PST 10.00 Clear -- 73.4 59.0 61% NA 73.2 29.92 1013.2
02:35 PM PST 3.4 10.00 Clear -- 73.4 59.0 61% NA 73.2 29.94 1013.6
02:15 PM PST 4.7 10.00 Clear -- 71.6 59.0 65% NA 71.4 29.94 1013.6
01:35 PM PST 4.7 10.00 Clear -- 73.4 60.8 65% NA 73.4 29.94 1013.9
09:35 AM PST 8.1 10.00 Clear -- 66.2 60.8 83% NA NA 29.95 1014.2
09:15 AM PST SE 8.1 10.00 Clear -- 64.4 60.8 88% NA NA 29.95 1014.2
08:55 AM PST 3.4 10.00 Clear -- 62.6 60.8 94% NA NA 29.95 1014.2
08:35 AM PST SE 4.7 10.00 Clear -- NULL % NA NA 29.94 1013.9
08:15 AM PST 3.4 10.00 Clear -- 59.0 59.0 100% NA NA 29.94 1013.9
07:55 AM PST E 4.7 10.00 Clear -- NULL % NA NA 29.94 1013.9
07:35 AM PST SW 3.4 10.00 Clear -- 53.6 53.6 100% NA NA 29.94 1013.9

Regional Weather Observation

PETALUMA (KO69)

Clear
NULL F

NOVATO/GNOSS FLD (KDVO)

Clear
62.6 F

SANTA ROSA (KSTS)

Clear
60.8 F

NAPA (KAPC)

Clear
60.8 F

CONCORD (KCCR)

Clear
66.2 F

OAKLAND (KOAK)

Clear
59.0 F

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