TODAY MAY14
TEMPERATURE50
HUMIDITY80
PRESSURE29.94
WIND COND.
  • 8250
  • 8252Sat20%20%
  • 8250Sun
  • 8248Mon
  • 7947Tue
daynightWeather update from Ukiah, Ukiah Municipal Airport at

Key findings

  • The highest monthly average temperature in Ukiah for July is 74.1 degrees
  • The lowest monthly average temperature in Ukiah for December is 44.4 degrees
  • The most monthly precipitation in Ukiah occurs in December with 7.1 inches
  • The air quality index in Ukiah is 34% better than the national average
  • The pollution index in Ukiah is 40% better than the national average

Compare Ukiah, CA Weather

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      Ukiah 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
      January35°F60°F45°F6.2"
      February38°F63°F48°F5.5"
      March40°F66°F51°F5.5"
      April42°F71°F55°F2.8"
      May47°F80°F62°F0.9"
      June52°F87°F68°F0.4"
      July56°F96°F74°F0.0"
      August54°F95°F72°F0.0"
      September50°F90°F68°F0.2"
      October45°F79°F59°F2.1"
      November40°F65°F51°F3.8"
      December35°F57°F44°F7.1"

      Ukiah 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.
      IndexUkiahCaliforniaNational
      Air quality index335550
      Pollution index3,041,84018,106,7265,066,862

      Ukiah air quality information

      MeasurementTotal
      Days measured361
      Days with good air quality334
      Days with moderate air quality27
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Ukiah air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.040%
      Mercury0.005%

      Average monthly Ukiah temperature with heat index

      Ukiah monthly precipitation with daily maximum

      Ukiah monthly snow depth with daily maximum

      Ukiah monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Potter Valley, CA4133334%
      Talmage, CA1,3343334%
      Redwood Valley, CA2,1023334%
      Hopland, CA8553334%
      Boonville, CA8603334%
      Ukiah, CA15,8843334%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      East Rancho Dominguez, CA15,8877244%
      Ham Lake, MN15,878468%
      Rossville, MD15,891468%
      Seaford, NY15,891512%
      Sulphur Springs, TX15,8963628%
      Ukiah, CA15,8843334%
      Source: The Ukiah, 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.