TODAY APR26
TEMPERATURE72
HUMIDITY100
PRESSURE101150
WIND COND.160 16.6
  • 8468Sat
  • 8365Sun40%
  • 8165Mon70%50%
  • 8165Tue40%60%
  • 8565Wed30%
daynightWeather update from Nacogdoches, A L Mangham Jr. Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in San Augustine for August is 82.8 degrees
  • The lowest monthly average temperature in San Augustine for January is 47.6 degrees
  • The most monthly precipitation in San Augustine occurs in May with 12.5 inches
  • The air quality index in San Augustine is 7% better than the national average
  • The pollution index in San Augustine is equal to the national average

Compare San Augustine, TX Weather

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      San Augustine 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
      January37°F61°F48°F10.8"
      February41°F64°F51°F8.1"
      March48°F73°F59°F10.5"
      April55°F79°F66°F9.1"
      May62°F85°F73°F12.5"
      June70°F92°F80°F11.3"
      July73°F94°F82°F8.6"
      August72°F96°F83°F10.3"
      September66°F90°F77°F7.2"
      October55°F81°F66°F9.1"
      November46°F70°F57°F8.2"
      December40°F62°F50°F7.9"

      San Augustine 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 AugustineTexasNational
      Air quality index395242
      Pollution index2,736,1702,009,3002,726,193

      San Augustine air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality291
      Days with moderate air quality74
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      San Augustine air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.020%
      Carbon Tetrachloride0.030%
      Lead0.010%
      Mercury0.000%

      Average monthly San Augustine temperature with heat index

      San Augustine monthly precipitation with daily maximum

      San Augustine monthly snow depth with daily maximum

      San Augustine monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Chireno, TX5703824.0%
      San Augustine, TX1,8573922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Hopewell, NJ1,8574118.0%
      Waterbury, VT1,8573726.0%
      Fairlea, WV1,8574118.0%
      Notre-Dame-des-Pins, QC1,857n/a 
      Fraser Valley D, BC1,857n/a 
      San Augustine, TX1,8573922.0%
      Source: The San Augustine, 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.