Chula Vista, CA Weather Forecast & Monthly Average Temperatures

TEMPERATURE	75
HUMIDITY	74
PRESSURE	29.91
WIND COND.	217 2

Chula Vista Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	48°F	64°F	55°F	2.8"
February	49°F	64°F	56°F	3.8"
March	51°F	65°F	58°F	0.1"
April	53°F	66°F	59°F	0.0"
May	57°F	67°F	62°F	1.5"
June	60°F	68°F	63°F	0.0"
July	63°F	72°F	67°F	0.0"
August	64°F	73°F	68°F	0.0"
September	63°F	74°F	68°F	0.3"
October	58°F	72°F	64°F	0.0"
November	53°F	69°F	60°F	0.1"
December	48°F	64°F	55°F	1.5"

Did you know?

The highest monthly average temperature in Chula Vista for September is 68 degrees.
The lowest monthly average temperature in Chula Vista for December is 55 degrees.
The most monthly precipitation in Chula Vista occurs in February with 3.8 inches.
The air quality index in Chula Vista is 22% worse than the national average.
The pollution index in Chula Vista is 804% worse than the national average.

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Chula 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.
Index	Chula Vista	California	National
Air quality index	61	55	50
Pollution index	45,820,500	18,106,726	5,066,862

Chula Vista air quality information

Measurement	Total
Days measured	365
Days with good air quality	69
Days with moderate air quality	277
Days w/ poor A.Q. for sensitive groups	17
Days with unhealthy air quality	1

Chula Vista air quality information

Pollutant	Total
Arsenic	1.130%
Benzene	0.410%
Carbon Tetrachloride	0.030%
Lead	0.600%
Mercury	0.080%

Average monthly Chula Vista temperature with heat index

Chula Vista monthly precipitation with daily maximum

Chula Vista monthly snow depth with daily maximum

Chula Vista monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Bostonia, CA	16,295	61	22%
El Cajon, CA	102,894	61	22%
Jamul, CA	5,640	61	22%
Lemon Grove, CA	26,421	61	22%
Santee, CA	56,839	61	22%
Chula Vista, CA	260,598	61	22%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Fort Wayne, IN	260,954	47	6%
Jersey City, NJ	261,666	53	6%
Buffalo, NY	258,989	41	18%
Orlando, FL	263,306	36	28%
St. Petersburg, FL	253,585	43	14%
Chula Vista, CA	260,598	61	22%

Source: The Chula 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.