TODAY MAY07
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 5740Sat70%
  • 5737Sun40%20%
  • 5936Mon
  • 6341Tue
  • 6343Wed
daynightWeather update from Charles City at

Key findings

  • The highest monthly average temperature in Bristow for July is 72.5 degrees
  • The lowest monthly average temperature in Bristow for January is 18.5 degrees
  • The most monthly precipitation in Bristow occurs in June with 6 inches
  • The air quality index in Bristow is 70% better than the national average
  • The pollution index in Bristow is 80% better than the national average

Compare Bristow, IA Weather

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      Bristow 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
      January12°F26°F18°F0.5"
      February13°F29°F20°F0.6"
      March29°F44°F35°F1.4"
      April40°F60°F48°F3.0"
      May50°F71°F60°F3.0"
      June60°F80°F69°F6.0"
      July63°F82°F72°F4.7"
      August61°F80°F70°F4.2"
      September53°F75°F63°F5.0"
      October42°F61°F50°F2.3"
      November30°F46°F37°F1.1"
      December16°F30°F23°F1.4"

      Bristow 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.
      IndexBristowIowaNational
      Air quality index153950
      Pollution index1,013,9601,643,8365,066,862

      Bristow air quality information

      MeasurementTotal
      Days measured118
      Days with good air quality118
      Days with moderate air quality0
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Bristow air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.001%
      Mercury0.000%

      Average monthly Bristow temperature with heat index

      Bristow monthly precipitation with daily maximum

      Bristow monthly snow depth with daily maximum

      Bristow monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Marble Rock, IA3161570%
      Hansell, IA931570%
      Aredale, IA581570%
      Rockwell, IA1,1001570%
      Dougherty, IA641570%
      Bristow, IA1531570%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Jackson, NE1533530%
      Yellow Bluff, AL153524%
      McNary, LA1533040%
      Melrose, IA1533922%
      Rowena, OR1532354%
      Bristow, IA1531570%
      Source: The Bristow, IA 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.