Simi, CA
Unincorporated community in Sonoma County, California
Simi is a small unincorporated community in Sonoma County, California. It is 1.3 miles S of Healdsburg, the nearest town. Its ZIP code is 95448.
Simi at a glance
- State
- California
- County
- Sonoma County
- ZIP code
- 95448
- Nearest town
- Healdsburg (1.3 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 38.6400, -122.8733
Weather in Simi now
Loading the National Weather Service forecast…
Simi weather by the hour
Simi weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Simi.
This week in Simi
Sunrise, sunset and moon in Simi
What is the weather usually like in Simi?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Decembercoldest month · 39°F average low
- 42.8 inprecipitation per year · 1,087 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Simi: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station HEALDSBURG, CA US (USC00043875), adjusted for the elevation of Simi.
Simi weather month by month
Sunrise and sunset in Simi through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:26 AM | 5:15 PM | 9 h 49 min |
| February | 7:00 AM | 5:50 PM | 10 h 50 min |
| March | 7:20 AM | 7:19 PM | 11 h 59 min |
| April | 6:33 AM | 7:49 PM | 13 h 16 min |
| May | 5:57 AM | 8:18 PM | 14 h 20 min |
| June | 5:44 AM | 8:39 PM | 14 h 54 min |
| July | 5:58 AM | 8:37 PM | 14 h 38 min |
| August | 6:24 AM | 8:07 PM | 13 h 42 min |
| September | 6:52 AM | 7:21 PM | 12 h 29 min |
| October | 7:19 AM | 6:34 PM | 11 h 14 min |
| November | 6:52 AM | 4:59 PM | 10 h 7 min |
| December | 7:20 AM | 4:52 PM | 9 h 32 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Simi?
Simi has a warm-summer mediterranean climate. The warmest month is July, with an average high of 89°F (32°C), and the coldest is December, with average lows of 39°F (4°C).
It gets about 42.8 inches (1,087 mm) of precipitation a year. The wettest month is December and the driest is July.
The best time to visit Simi is May–June and September–October. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Simi
The closest live webcam is Windsor › North: TV152 - US-101 : AT SHILOH RD, 9.0 miles SE of Simi.
Webcams: Windy.com · Traffic cameras: Caltrans. Distances in a straight line from Simi.
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Map of Simi, CA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Simi Street View
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Questions about Simi
Where is Simi, CA?
Simi is an unincorporated community in Sonoma County, California, 1.3 miles S of Healdsburg.
What county is Simi in?
Simi is in Sonoma County, California.
What is the ZIP code of Simi, CA?
The ZIP code for Simi is 95448.
What is the nearest town to Simi?
Healdsburg, 1.3 miles away.
Are there webcams near Simi?
Yes. The closest is Windsor › North: TV152 - US-101 : AT SHILOH RD, 9.0 miles away.
What is the hottest month in Simi?
July, with an average high of 89°F (32°C).
What is the coldest month in Simi?
December, with an average low of 39°F (4°C).
How much does it rain in Simi?
About 42.8 inches (1,087 mm) a year; the wettest month is December.
Does it snow in Simi?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Simi?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Simi have?
Warm-summer mediterranean (Köppen Csb).
Last updated: