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Vista 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
January48°F67°F56°F1.8"
February49°F66°F56°F2.0"
March51°F67°F58°F1.1"
April54°F68°F60°F0.7"
May58°F69°F63°F0.4"
June61°F71°F65°F0.0"
July65°F75°F69°F0.1"
August66°F76°F70°F0.1"
September64°F77°F70°F0.1"
October59°F75°F67°F0.5"
November53°F71°F61°F1.0"
December48°F66°F56°F2.7"

Did you know?

  • The highest monthly average temperature in Vista for August is 70 degrees.
  • The lowest monthly average temperature in Vista for December is 56 degrees.
  • The most monthly precipitation in Vista occurs in December with 2.7 inches.
  • The air quality index in Vista is 23% worse than the national average.
  • The pollution index in Vista is 804% worse than the national average.

Compare Vista, CA Weather To Other Cities

Vista 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.
IndexVistaCaliforniaNational
Air quality index615550
Pollution index45,820,50018,106,7265,066,862

Vista air quality information

MeasurementTotal
Days measured365
Days with good air quality69
Days with moderate air quality277
Days w/ poor A.Q. for sensitive groups17
Days with unhealthy air quality1

Vista air quality information

PollutantTotal
Arsenic1.130%
Benzene0.410%
Carbon Tetrachloride0.030%
Lead0.600%
Mercury0.080%

Average monthly Vista temperature with heat index

Vista monthly precipitation with daily maximum

Vista monthly snow depth with daily maximum

Vista monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Oceanside, CA173,8296122%
San Marcos, CA91,4796122%
Camp Pendleton South, CA12,4916122%
Fairbanks Ranch, CA2,8646122%
Pala, CA1,0066122%
Vista, CA98,5606122%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Renton, WA98,499492%
San Angelo, TX98,6943040%
Albany, NY98,4253628%
Davie, FL98,7174118%
Flint, MI98,9183824%
Vista, CA98,5606122%
Source: The Vista, 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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