San Luis Obispo, CA Weather Forecast & Monthly Average Temperatures

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Current weather Weather poll Average temperature Did you know? City comparison Air quality / pollution Heat index Montly precipitation Best nearby cities

TEMPERATURE	54
HUMIDITY	83
PRESSURE	30.11
WIND COND.	3.4

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San Luis Obispo 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	41°F	68°F	53°F	3.9"
February	43°F	67°F	54°F	2.6"
March	45°F	69°F	55°F	2.2"
April	47°F	71°F	57°F	1.4"
May	49°F	73°F	59°F	0.3"
June	52°F	77°F	62°F	0.1"
July	55°F	79°F	64°F	0.1"
August	56°F	80°F	64°F	0.0"
September	55°F	82°F	65°F	0.0"
October	52°F	80°F	63°F	0.9"
November	46°F	73°F	57°F	1.1"
December	41°F	66°F	52°F	3.1"

Did you know?

The highest monthly average temperature in San Luis Obispo for September is 65 degrees.
The lowest monthly average temperature in San Luis Obispo for December is 52 degrees.
The most monthly precipitation in San Luis Obispo occurs in January with 3.9 inches.
The air quality index in San Luis Obispo is 13% worse than the national average.
The pollution index in San Luis Obispo is 11% worse than the national average.

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Compare San Luis Obispo, CA Weather To Other Cities

San Luis Obispo 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 Luis Obispo	California	National
Air quality index	56	55	50
Pollution index	5,611,110	18,106,726	5,066,862

San Luis Obispo air quality information

Measurement	Total
Days measured	365
Days with good air quality	129
Days with moderate air quality	227
Days w/ poor A.Q. for sensitive groups	8
Days with unhealthy air quality

San Luis Obispo air quality information

Pollutant	Total
Arsenic	0.020%
Benzene	0.060%
Carbon Tetrachloride	0.000%
Lead	0.060%
Mercury	0.010%

Average monthly San Luis Obispo temperature with heat index

San Luis Obispo monthly precipitation with daily maximum

San Luis Obispo monthly snow depth with daily maximum

San Luis Obispo monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Callender, CA	1,814	56	12%
Grover Beach, CA	13,484	56	12%
Morro Bay, CA	10,519	56	12%
Arroyo Grande, CA	17,842	56	12%
Cayucos, CA	2,987	56	12%
San Luis Obispo, CA	46,716	56	12%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Palm Springs, CA	46,714	85	70%
Twin Falls, ID	46,623	13	74%
Texas City, TX	46,811	52	4%
North Highlands, CA	46,841	55	10%
Hattiesburg, MS	46,846	39	22%
San Luis Obispo, CA	46,716	56	12%

Source: The San Luis Obispo, 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.