TODAY OCT17
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 7458Fri
  • 7558Sat
  • 7861Sun
  • 8662Mon
  • 8662Tue
daynightWeather update from San Diego City Heights at
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Gateway 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
January49°F68°F58°F1.7"
February51°F68°F59°F1.8"
March54°F69°F60°F1.0"
April56°F70°F62°F0.6"
May60°F70°F64°F0.4"
June62°F72°F66°F0.0"
July66°F76°F70°F0.2"
August67°F78°F71°F0.0"
September66°F78°F71°F0.2"
October61°F77°F68°F0.5"
November55°F73°F63°F0.9"
December49°F67°F58°F2.2"

Did you know?

  • The highest monthly average temperature in Gateway for August is 71 degrees.
  • The lowest monthly average temperature in Gateway for December is 58 degrees.
  • The most monthly precipitation in Gateway occurs in December with 2.2 inches.
  • The air quality index in Gateway is 23% worse than the national average.
  • The pollution index in Gateway is 804% worse than the national average.

Compare San Diego, CA Weather To Other Cities

Gateway 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.
IndexGatewaySan DiegoCalifornia
Air quality index616155
Pollution index45,820,50045,820,50018,106,726

Gateway 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

Gateway air quality information

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

Average monthly Gateway temperature with heat index

Gateway monthly precipitation with daily maximum

Gateway monthly snow depth with daily maximum

Gateway monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Casa de Oro-Mount Helix, CA20,1376122%
El Cajon, CA102,8946122%
Jamul, CA5,6406122%
Lemon Grove, CA26,4216122%
Spring Valley CDP (Lake County), CA1,1546122%
San Diego, CA1,374,8126122%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
San Antonio, TX1,439,3584510%
Dallas, TX1,278,433548%
Phoenix, AZ1,555,3247448%
Philadelphia, PA1,559,9385714%
San Jose, CA1,009,363484%
San Diego, CA1,374,8126122%
Source: The Gateway, San Diego, 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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