TODAY NOV20
TEMPERATURE61
HUMIDITY62
PRESSURE29.54
WIND COND.220 4.7
  • 6436Thu
  • 6535Fri
  • 6934Sat
  • 7234Sun
  • 7131Mon
daynightWeather update from San Luis Obispo, San Luis Obispo County-Mc Chesney Field at
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Santa Margarita Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January41°F68°F53°F3.9"
February43°F67°F54°F2.6"
March45°F69°F55°F2.2"
April47°F71°F57°F1.4"
May49°F73°F59°F0.3"
June52°F77°F62°F0.1"
July55°F79°F64°F0.1"
August56°F80°F64°F0.0"
September55°F82°F65°F0.0"
October52°F80°F63°F0.9"
November46°F73°F57°F1.1"
December41°F66°F52°F3.1"

Did you know?

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

Compare Santa Margarita, CA Weather To Other Cities

Santa Margarita 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.
IndexSanta MargaritaCaliforniaNational
Air quality index565550
Pollution index5,611,11018,106,7265,066,862

Santa Margarita air quality information

MeasurementTotal
Days measured365
Days with good air quality129
Days with moderate air quality227
Days w/ poor A.Q. for sensitive groups8
Days with unhealthy air quality

Santa Margarita air quality information

PollutantTotal
Arsenic0.020%
Benzene0.060%
Carbon Tetrachloride0.000%
Lead0.060%
Mercury0.010%

Average monthly Santa Margarita temperature with heat index

Santa Margarita monthly precipitation with daily maximum

Santa Margarita monthly snow depth with daily maximum

Santa Margarita monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Atascadero, CA29,5165612%
Garden Farms, CA3125612%
San Luis Obispo, CA46,7165612%
Avila Beach, CA1,2425612%
Los Osos, CA15,6035612%
Santa Margarita, CA1,3465612%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Siesta Shores, TX1,3463824%
Fish Lake, IN1,346512%
Wauregan, CT1,3463334%
Williamsville, IL1,3463530%
West Easton, PA1,347476%
Santa Margarita, CA1,3465612%
Source: The Santa Margarita, 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.
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