TODAY APR16
TEMPERATURE75
HUMIDITY83
PRESSURE100710
WIND COND.140 27.7
  • 9672Tue
  • 9472Wed
  • 9471Thu
  • 9571Fri
  • 9167Sat40%
daynightWeather update from Edinburg, Edinburg International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in San Isidro for August is 86.6 degrees
  • The lowest monthly average temperature in San Isidro for January is 59.9 degrees
  • The most monthly precipitation in San Isidro occurs in August with 9.5 inches
  • The air quality index in San Isidro is equal to the national average
  • The pollution index in San Isidro is 162% worse than the national average

Compare San Isidro, TX Weather

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      San Isidro 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
      January50°F73°F60°F2.4"
      February55°F78°F65°F2.8"
      March61°F84°F71°F4.3"
      April67°F90°F77°F2.4"
      May72°F93°F81°F6.3"
      June76°F98°F85°F7.0"
      July77°F98°F86°F7.3"
      August77°F100°F87°F9.5"
      September73°F94°F82°F8.4"
      October66°F90°F77°F6.6"
      November58°F82°F69°F4.4"
      December53°F75°F63°F2.2"

      San Isidro 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 IsidroTexasNational
      Air quality index425242
      Pollution index7,136,5302,009,3002,726,193

      San Isidro air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality243
      Days with moderate air quality120
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      San Isidro air quality information

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

      Average monthly San Isidro temperature with heat index

      San Isidro monthly precipitation with daily maximum

      San Isidro monthly snow depth with daily maximum

      San Isidro monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Delmita, TX1454216.0%
      San Isidro, TX1034216.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Broomtown, AL1033922.0%
      Fargo, AR1034510.0%
      Sedalia, CO1035816.0%
      Manassas, GA1033922.0%
      Matthews, GA103476.0%
      San Isidro, TX1034216.0%
      Source: The San Isidro, 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.