TODAY MAY13
TEMPERATURE67
HUMIDITY47
PRESSURE29.94
WIND COND.160 18.4
  • 9254Thu
  • 8853Fri
  • 8258Sat
  • 8954Sun
  • 8652Mon
daynightWeather update from Marysville, Yuba County Airport at

Key findings

  • The highest monthly average temperature in Grimes for July is 78.4 degrees
  • The lowest monthly average temperature in Grimes for December is 46 degrees
  • The most monthly precipitation in Grimes occurs in December with 3.6 inches
  • The air quality index in Grimes is 12% better than the national average
  • The pollution index in Grimes is 60% better than the national average

Compare Grimes, CA Weather

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      Grimes 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
      January37°F58°F46°F3.5"
      February40°F63°F51°F3.4"
      March44°F68°F55°F3.2"
      April47°F75°F60°F1.9"
      May52°F84°F67°F0.7"
      June58°F93°F75°F0.4"
      July61°F98°F78°F0.0"
      August59°F96°F76°F0.0"
      September56°F92°F72°F0.2"
      October49°F80°F63°F1.2"
      November42°F66°F53°F2.1"
      December37°F57°F46°F3.6"

      Grimes 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.
      IndexGrimesCaliforniaNational
      Air quality index445550
      Pollution index2,024,69018,106,7265,066,862

      Grimes air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality239
      Days with moderate air quality124
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Grimes air quality information

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

      Average monthly Grimes temperature with heat index

      Grimes monthly precipitation with daily maximum

      Grimes monthly snow depth with daily maximum

      Grimes monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Colusa, CA5,9354412%
      Yuba City, CA66,1474412%
      Robbins, CA3224412%
      Meridian, CA4034412%
      Arbuckle, CA3,2444412%
      Grimes, CA2844412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Gillham, AR2843922%
      Inger, MN2842942%
      Pulaski, GA2843922%
      Macdona, TX284492%
      Morgan City, MS2844314%
      Grimes, CA2844412%
      Source: The Grimes, 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.