San Rafael, CA Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE	101930
WIND COND.

Weather Quick Facts

The highest monthly average temperature in San Rafael for July is 64.6 degrees
The lowest monthly average temperature in San Rafael for December is 46.6 degrees
The most monthly precipitation in San Rafael occurs in January with 3.8 inches
The air quality index in San Rafael is 5% better than the national average
The pollution index in San Rafael is 202% worse than the national average

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San Rafael 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"

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San Rafael 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	San Rafael	California	National
Air quality index	40	55	42
Pollution index	8,232,360	10,473,190	2,726,193

San Rafael air quality

Measurement	Total
Days measured	365
Days with good air quality	290
Days with moderate air quality	74
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.060%
Carbon Tetrachloride	0.000%
Lead	0.010%
Mercury	0.010%

Average monthly San Rafael temperature with heat index

San Rafael monthly precipitation with daily maximum

San Rafael monthly snow depth with daily maximum

San Rafael monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Black Point-Green Point, CA	1,738	40	20.0%
Alto, CA	818	40	20.0%
Kentfield, CA	7,423	40	20.0%
Muir Beach, CA	360	40	20.0%
Strawberry CDP (Tuolumne County), CA	116	40	20.0%
San Rafael, CA	59,178	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Fountainebleau, FL	59,174	41	18.0%
St. Clair Shores, MI	59,184	56	12.0%
Brookline, MA	59,223	43	14.0%
Bartlett, TN	59,252	45	10.0%
Royal Oak, MI	59,256	56	12.0%
San Rafael, CA	59,178	40	20.0%

Source: The San Rafael, 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.