TODAY JUN05
TEMPERATURE62
HUMIDITY90
PRESSURE29.8
WIND COND.
  • 6755Fri20%
  • 6949Sat
  • 7048Sun
  • 7253Mon
  • 8155Tue
daynightWeather update from San Luis Obispo, San Luis Obispo County-Mc Chesney Field at
How would you rate the weather in Arroyo Grande?
Write a review to give others more information about this area.
How would you rate the air quality in Arroyo Grande?
Write a review to give others more information about this area.
See all Arroyo Grande poll results

Arroyo Grande 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
January40°F65°F50°F8.5"
February44°F65°F53°F3.7"
March46°F69°F55°F4.4"
April44°F70°F55°F2.3"
May49°F73°F59°F3.9"
June50°F75°F60°F0.4"
July54°F78°F63°F0.0"
August54°F79°F63°F0.4"
September52°F77°F62°F0.1"
October50°F77°F60°F1.9"
November46°F75°F57°F1.6"
December41°F66°F52°F6.4"

Did you know?

  • The highest monthly average temperature in Arroyo Grande for August is 63 degrees.
  • The lowest monthly average temperature in Arroyo Grande for January is 50 degrees.
  • The most monthly precipitation in Arroyo Grande occurs in January with 8.5 inches.
  • The air quality index in Arroyo Grande is 13% worse than the national average.
  • The pollution index in Arroyo Grande is 11% worse than the national average.

Compare Arroyo Grande, CA Weather To Other Cities

      vs

      Arroyo Grande 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.
      IndexArroyo GrandeCaliforniaNational
      Air quality index565550
      Pollution index5,611,11018,106,7265,066,862

      Arroyo Grande 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

      Arroyo Grande air quality information

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

      Average monthly Arroyo Grande temperature with heat index

      Arroyo Grande monthly precipitation with daily maximum

      Arroyo Grande monthly snow depth with daily maximum

      Arroyo Grande monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Los Osos, CA15,6035612%
      Pismo Beach, CA7,9845612%
      Edna, CA2105612%
      Los Ranchos, CA1,6305612%
      San Luis Obispo, CA46,7165612%
      Arroyo Grande, CA17,8425612%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Newburyport, MA17,8373628%
      Gretna, LA17,8324510%
      St. Marys, GA17,8533138%
      Cherry Hill, VA17,822492%
      Sheridan, WY17,8663628%
      Arroyo Grande, CA17,8425612%
      Source: The Arroyo Grande, 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.