TODAY DEC11
TEMPERATURE51
HUMIDITY92
PRESSURE30.23
WIND COND.
  • 5851Wed40%
  • 6251Thu30%
  • 5947Fri20%20%
  • 5940Sat
  • 5538Sun
daynightWeather update from Vacaville Nut Tree Airport at
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Vacaville 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°F60°F47°F5.6"
February41°F64°F52°F4.8"
March45°F69°F56°F4.6"
April47°F74°F60°F2.5"
May52°F82°F67°F0.7"
June57°F91°F74°F0.3"
July60°F96°F77°F0.0"
August59°F95°F75°F0.0"
September56°F92°F73°F0.1"
October50°F81°F64°F1.9"
November43°F68°F54°F2.3"
December37°F59°F47°F4.6"

Did you know?

  • The highest monthly average temperature in Vacaville for July is 77 degrees.
  • The lowest monthly average temperature in Vacaville for December is 47 degrees.
  • The most monthly precipitation in Vacaville occurs in January with 5.6 inches.
  • The air quality index in Vacaville is 14% better than the national average.
  • The pollution index in Vacaville is 52% better than the national average.

Compare Vacaville, CA Weather To Other Cities

Vacaville 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.
IndexVacavilleCaliforniaNational
Air quality index435550
Pollution index2,457,15018,106,7265,066,862

Vacaville air quality information

MeasurementTotal
Days measured365
Days with good air quality220
Days with moderate air quality143
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Vacaville air quality information

PollutantTotal
Arsenic0.010%
Benzene0.080%
Carbon Tetrachloride0.002%
Lead0.010%
Mercury0.020%

Average monthly Vacaville temperature with heat index

Vacaville monthly precipitation with daily maximum

Vacaville monthly snow depth with daily maximum

Vacaville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Green Valley CDP (Los Angeles County), CA1,0004314%
Moskowite Corner, CA1984314%
Winters, CA6,9744314%
Green Valley, CA1,2244314%
Elmira, CA2084314%
Vacaville, CA95,6074314%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Dearborn, MI95,520524%
South Gate, CA95,2197448%
Portsmouth, VA96,0713922%
Mission Viejo, CA96,1788570%
New Bedford, MA94,9884510%
Vacaville, CA95,6074314%
Source: The Vacaville, 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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