TODAY MAR29
TEMPERATURE43
HUMIDITY97
PRESSURE100710
WIND COND. 7.6
  • 4633Fri90%50%
  • 4830Sat
  • 4928Sun
  • 5130Mon
  • 4634Tue40%60%
daynightWeather update from Wiscasset Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Topsham for July is 67.7 degrees
  • The lowest monthly average temperature in Topsham for January is 22.2 degrees
  • The most monthly precipitation in Topsham occurs in October with 7.1 inches
  • The air quality index in Topsham is 26% better than the national average
  • The pollution index in Topsham is 25% better than the national average

Compare Topsham, ME Weather

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      Topsham 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
      January13°F31°F22°F2.8"
      February14°F33°F23°F3.6"
      March23°F40°F31°F2.6"
      April35°F54°F44°F5.5"
      May44°F63°F53°F5.6"
      June54°F72°F62°F5.5"
      July59°F78°F68°F4.3"
      August58°F77°F67°F3.7"
      September51°F70°F60°F3.4"
      October40°F59°F49°F7.1"
      November32°F49°F40°F6.1"
      December20°F37°F28°F4.3"

      Topsham 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.
      IndexTopshamMaineNational
      Air quality index313342
      Pollution index2,043,7003,417,5212,726,193

      Topsham air quality information

      MeasurementTotal
      Days measured361
      Days with good air quality345
      Days with moderate air quality16
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Topsham air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.020%
      Carbon Tetrachloride0.003%
      Lead0.030%
      Mercury0.002%

      Average monthly Topsham temperature with heat index

      Topsham monthly precipitation with daily maximum

      Topsham monthly snow depth with daily maximum

      Topsham monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Wiscasset, ME1,2932844.0%
      Richmond, ME1,7402844.0%
      Auburn, ME23,2673138.0%
      Bowdoinham, ME7483138.0%
      Brunswick, ME15,9743138.0%
      Topsham, ME6,2463138.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Aptos, CA6,2453530.0%
      Blue Bell, PA6,245512.0%
      Pigeon Forge, TN6,2474412.0%
      Plymouth Meeting, PA6,244512.0%
      Wailea, HI6,2391570.0%
      Topsham, ME6,2463138.0%
      Source: The Topsham, ME 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.