TODAY MAR28
TEMPERATURE68
HUMIDITY61
PRESSURE102270
WIND COND.130 16.6
  • 7167Fri
  • 7467Sat
  • 7569Sun
  • 7767Mon
  • 7758Tue
daynightWeather update from Galveston, Scholes Field at
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Weather Quick Facts

  • The highest monthly average temperature in Galveston for August is 85.3 degrees
  • The lowest monthly average temperature in Galveston for January is 55.6 degrees
  • The most monthly precipitation in Galveston occurs in August with 6.2 inches
  • The air quality index in Galveston is 24% worse than the national average
  • The pollution index in Galveston is 229% worse than the national average

Compare Galveston, TX Weather

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      Galveston 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°F63°F56°F3.7"
      February52°F66°F58°F2.2"
      March59°F72°F65°F3.2"
      April66°F78°F71°F2.8"
      May72°F83°F77°F2.7"
      June79°F89°F83°F3.8"
      July80°F90°F85°F4.0"
      August80°F91°F85°F6.2"
      September77°F88°F82°F5.0"
      October69°F82°F75°F4.5"
      November60°F73°F66°F3.0"
      December52°F65°F58°F4.2"

      Galveston 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.
      IndexGalvestonTexasNational
      Air quality index525242
      Pollution index8,978,9902,009,3002,726,193

      Galveston air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality171
      Days with moderate air quality163
      Days w/ poor A.Q. for sensitive groups26
      Days with unhealthy air quality4

      Galveston air quality information

      PollutantTotal
      Arsenic0.020%
      Benzene0.070%
      Carbon Tetrachloride0.150%
      Lead0.040%
      Mercury0.050%

      Average monthly Galveston temperature with heat index

      Galveston monthly precipitation with daily maximum

      Galveston monthly snow depth with daily maximum

      Galveston monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Bolivar Peninsula, TX2,6114510.0%
      Bayou Vista, TX1,967524.0%
      Texas City, TX49,468524.0%
      Jamaica Beach, TX1,299524.0%
      Hitchcock, TX7,831524.0%
      Galveston, TX50,307524.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Maricopa, AZ50,3587448.0%
      Plainfield, NJ50,252512.0%
      Aliso Viejo, CA50,3858978.0%
      Georgina, ON50,195n/a 
      Stillwater, OK50,1834020.0%
      Galveston, TX50,307524.0%
      Source: The Galveston, 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.