TODAY FEB25
TEMPERATURE65
HUMIDITY81
PRESSURE29.84
WIND COND.
  • 8451Tue
  • 6437Wed
  • 6640Thu
  • 7447Fri
  • 7957Sat
daynightWeather update from McAllen, Miller International Airport at

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How would you rate the air quality in San Fernando?View resultsWrite a review to give others more information about this area.

San Fernando 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
January51°F74°F61°F1.0"
February56°F78°F65°F0.8"
March62°F84°F71°F1.0"
April68°F89°F77°F1.5"
May73°F93°F81°F2.1"
June77°F97°F85°F1.8"
July78°F98°F86°F3.3"
August78°F99°F87°F1.8"
September75°F95°F83°F4.6"
October68°F90°F78°F1.6"
November60°F82°F70°F1.1"
December54°F75°F63°F1.4"

Did you know?

  • The highest monthly average temperature in San Fernando for August is 87 degrees.
  • The lowest monthly average temperature in San Fernando for January is 61 degrees.
  • The most monthly precipitation in San Fernando occurs in September with 4.6 inches.
  • The air quality index in San Fernando is 28% better than the national average.
  • The pollution index in San Fernando is 41% worse than the national average.

Compare San Fernando, TX Weather To Other Cities

San Fernando 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.
IndexSan FernandoTexasNational
Air quality index365250
Pollution index7,136,5304,642,9165,066,862

San Fernando air quality information

MeasurementTotal
Days measured365
Days with good air quality286
Days with moderate air quality78
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality

San Fernando air quality information

PollutantTotal
Arsenic0.010%
Benzene0.080%
Carbon Tetrachloride0.010%
Lead0.020%
Mercury0.001%

Average monthly San Fernando temperature with heat index

San Fernando monthly precipitation with daily maximum

San Fernando monthly snow depth with daily maximum

San Fernando monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
El Refugio, TX2123628%
Fernando Salinas, TX103628%
Garceno, TX5483628%
J.F. Villareal, TX413628%
La Grulla, TX1,3673628%
San Fernando, TX443628%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Hope, ID443922%
Prescott, OR442256%
Hat Island, WA44492%
Moraida, TX443628%
Tinsman, AR44492%
San Fernando, TX443628%
Source: The San Fernando, TX 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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