TODAY JUN24
TEMPERATURE100
HUMIDITY13
PRESSURE29.72
WIND COND.290 5.8
  • 9657Sun
  • 8854Mon
  • 9156Tue
  • 8956Wed
  • 8555Thu
daynightWeather update from Ukiah, Ukiah Municipal Airport at

Ukiah Average Weather

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
January19°F76°F44°F5.5"
February27°F76°F47°F5.8"
March28°F88°F50°F3.8"
April30°F97°F54°F2.8"
May36°F102°F62°F1.3"
June39°F107°F67°F0.3"
July46°F112°F74°F0.0"
August46°F108°F72°Fn/a
September39°F109°F67°F0.1"
October32°F93°F58°F1.4"
November28°F82°F50°F3.1"
December19°F79°F44°F7.3"

Did you know?

  • The highest monthly average temperature in Ukiah for July is 74 degrees.
  • The lowest monthly average temperature in Ukiah for December is 44 degrees.
  • The most monthly precipitation in Ukiah occurs in December with 7.3 inches.
  • The air quality index in Ukiah is 47% better than the national average.
  • The pollution index in Ukiah is 39% better than the national average.

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Compare Ukiah, CA Weather To Other Cities

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 index265550
Pollution index3,041,84018,106,7265,066,862

Ukiah air quality information

MeasurementTotal
Days measured332
Days with good air quality276
Days with moderate air quality56
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

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.
Calpella, CA4722648%
Redwood Valley, CA2,1022648%
Hopland, CA8552648%
Talmage, CA1,3342648%
Philo, CA2602648%
Ukiah, CA15,8842648%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
East Rancho Dominguez, CA15,8877448%
Ham Lake, MN15,8784412%
Rossville, MD15,891468%
Seaford, NY15,891536%
Sulphur Springs, TX15,8963530%
Ukiah, CA15,8842648%
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.