Simi, California Weather
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Weather Forecast for Simi, California : Sonoma County
Issued: 2:43 am PDT Jul 4, 2025 Latitude: 38.6399099 Longitude: -122.8744391 View on Google Maps

MouseOver for Detail Forecast
Independence Day Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Sunny on Independence Day Mostly Clear on Tonight Sunny on Saturday Sunny on Sunday Morning Fog on Monday Morning Fog on Tuesday Fog on Wednesday Sunny on Thursday
High: 82°F Low: 48°F High: 85°F High: 86°F High: 82°F High: 79°F High: 87°F High: 95°F
  Low: 50°F Low: 51°F Low: 51°F Low: 51°F Low: 55°F  
Sunny Mostly Clear Sunny Sunny Morning Fog Morning Fog Fog Sunny
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Current Conditions at
SANTA ROSA - (KSTS)
54°
Clear
as of 7:53 AM PDST
Rel. Humidity: 81%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
3 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
UKIAH - (KUKI)
61°
Clear
as of 7:56 AM PDST
Rel. Humidity: 59%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
8 MPH
030° Northeast
Cloud Level(s): Clear
Current Conditions at
NAPA - (KAPC)
57°
Clear
as of 7:54 AM PDST
Rel. Humidity: 76%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
8 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
VACAVILLE - (KVCB)
66°
Clear
as of 7:53 AM PDST
Rel. Humidity: 45%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 23 MPH
210° Southwest
Cloud Level(s): Clear
Sunny on Independence Day Independence Day... Sunny, with a high near 82. West northwest wind 13 to 16 mph, with gusts as high as 22 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 48. West northwest wind 12 to 17 mph becoming light west southwest after midnight. Winds could gust as high as 25 mph.

Sunny on Saturday Saturday... Sunny, with a high near 85. Calm wind becoming south 5 to 8 mph in the afternoon.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 50. West northwest wind 6 to 11 mph becoming light and variable.

Sunny on Sunday Sunday... Sunny, with a high near 86. Light south southeast wind becoming south 5 to 10 mph in the morning.

Morning Fog on Sunday Night Sunday Night... Patchy fog after 3am. Otherwise, mostly clear, with a low around 51.

Morning Fog on Monday Monday... Patchy fog before 7am. Otherwise, sunny, with a high near 82.

Morning Fog on Monday Night Monday Night... Patchy fog after 2am. Otherwise, partly cloudy, with a low around 51.

Morning Fog on Tuesday Tuesday... Areas of fog before 9am. Otherwise, mostly sunny, with a high near 79.

Morning Fog on Tuesday Night Tuesday Night... Patchy fog after 2am. Otherwise, mostly clear, with a low around 51.

Fog on Wednesday Wednesday... Areas of fog. Otherwise, sunny, with a high near 87.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 55.

Sunny on Thursday Thursday... Sunny, with a high near 95.

Current Radar Image


Sun Almanac for Simi, California
Sunrise: 05:53 AM
Sunset: 8:40 PM
Civil Sunrise:05:21 AM
Civil Sunset: 9:11 PM
Nautical Sunrise: 04:41 AM
Nautical Sunset: 9:51 PM
Astro Sunrise: 03:56 AM
Astro Sunset: 10:36 PM
California's Current Temperatures
California's Current Temperature Map


California's Satellite ImageCalifornia Satellite Image

California's Current Wind DirectionCalifornia's Current Wind Direction

National Summary
of upper and lower values of current conditions amongst 5530 locations
in the contiguous United States
High
Temp
90° Lake Havasu City, Arizona
and 1 other location
Low
Temp
41° Salida Mountain, Colorado
and 1 other location
Wind
Speed
28mph Plentywood, Montana
Wind
Gust
36mph Dubois Municipal, Wyoming
Wind
Chill
30° Salida Mountain, Colorado
Heat
Index
102° Summerville, South Carolina
and 2 other locations
High
Pressure
30.63Hg Salida Mountain, Colorado
Low
Pressure
29.65Hg Cavalier Municipal A/P, North Dakota
and 1 other location
# Locations Reporting Snow 1
# Locations Reporting Rain 34
# Locations Reporting Thunderstorms / Lightning 7
# Locations Reporting Fog 4
Average Temperature in the Contiguous USA 75°
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