Glen Ellen, CA Weather - Forecast & Monthly Averages

Get 300+ Local Insights for Any Address in Glen Ellen, CA

Get Access to 300+ Local Data Points

TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Glen Ellen for July is 64.6 degrees
The lowest monthly average temperature in Glen Ellen for December is 46.6 degrees
The most monthly precipitation in Glen Ellen occurs in January with 3.8 inches
The air quality index in Glen Ellen is 19% better than the national average
The pollution index in Glen Ellen is 190% worse than the national average

Compare Glen Ellen, CA Weather

Compare Neighborhoods & Addresses

Why stop at city-to-city? With Local Insights, you can compare neighborhoods, zip codes, or even exact addresses. Access 300+ hyperlocal data points—from schools and crime to housing and amenities—to see which area is the better fit.

UNLOCK FULL COMPARISON →

Write a review to give others more information about this area.

See all Glen Ellen poll results

Glen Ellen Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	36°F	58°F	47°F	3.8"
February	39°F	62°F	50°F	3.4"
March	41°F	66°F	52°F	3.0"
April	42°F	69°F	55°F	1.6"
May	46°F	74°F	59°F	0.5"
June	50°F	80°F	64°F	0.3"
July	53°F	81°F	65°F	0.0"
August	53°F	80°F	64°F	0.0"
September	49°F	82°F	64°F	0.1"
October	45°F	76°F	59°F	1.3"
November	40°F	66°F	52°F	1.8"
December	36°F	58°F	47°F	3.8"

The best places in California

Here are the best places to live in California

These are the 10 cheapest cities in California

These are the largest cities in California

Safest Cities In The US

Glen Ellen air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Glen Ellen	California	National
Air quality index	34	55	42
Pollution index	7,898,290	10,473,190	2,726,193

Glen Ellen air quality

Measurement	Total
Days measured	365
Days with good air quality	346
Days with moderate air quality	18
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	1

Air quality details

Pollutant	Total
Arsenic	0.260%
Benzene	0.080%
Carbon Tetrachloride	0.005%
Lead	0.240%
Mercury	0.270%

Average monthly Glen Ellen temperature with heat index

Glen Ellen monthly precipitation with daily maximum

Glen Ellen monthly snow depth with daily maximum

Glen Ellen monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Larkfield-Wikiup, CA	8,080	34	32.0%
Rohnert Park, CA	42,559	34	32.0%
Santa Rosa, CA	178,391	34	32.0%
Windsor, CA	27,635	34	32.0%
Cotati, CA	7,487	34	32.0%
Glen Ellen, CA	1,214	34	32.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Tok, AK	1,214	38	24.0%
Dunlap, IA	1,214	40	20.0%
Merryville, LA	1,214	45	10.0%
Bangor, WI	1,214	35	30.0%
Saint James, NB	1,214	n/a
Glen Ellen, CA	1,214	34	32.0%

Source: The Glen Ellen, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.