TODAY MAR28
TEMPERATURE38
HUMIDITY97
PRESSURE101520
WIND COND.
  • 4328Fri20%
  • 4527Sat
  • 4625Sun
  • 5029Mon
  • 4531Tue50%60%
daynightWeather update from Lebanon Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in New London for July is 70.2 degrees
  • The lowest monthly average temperature in New London for January is 21.7 degrees
  • The most monthly precipitation in New London occurs in October with 5.5 inches
  • The air quality index in New London is 19% better than the national average
  • The pollution index in New London is 114% worse than the national average

Compare New London, NH Weather

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      New London 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
      January11°F32°F22°F2.1"
      February12°F35°F23°F2.5"
      March21°F44°F32°F2.7"
      April33°F60°F46°F3.2"
      May44°F71°F57°F4.0"
      June53°F79°F65°F5.0"
      July58°F84°F70°F5.4"
      August56°F82°F68°F4.1"
      September50°F75°F61°F3.4"
      October39°F62°F49°F5.5"
      November28°F49°F38°F2.8"
      December19°F37°F28°F3.3"

      New London 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.
      IndexNew LondonNew HampshireNational
      Air quality index343442
      Pollution index5,847,4703,959,6182,726,193

      New London air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality328
      Days with moderate air quality37
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      New London air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.050%
      Carbon Tetrachloride0.010%
      Lead0.180%
      Mercury0.010%

      Average monthly New London temperature with heat index

      New London monthly precipitation with daily maximum

      New London monthly snow depth with daily maximum

      New London monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Contoocook, NH1,3532746.0%
      Bradford, NH3062746.0%
      Warner, NH6382746.0%
      Bristol, NH1,9703138.0%
      Newport, NH5,5303432.0%
      New London, NH1,3643432.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Parshall, ND1,3643432.0%
      Wisner, NE1,3643530.0%
      Antrim, NH1,3643432.0%
      Francis, UT1,364468.0%
      Pointe-à-la-Croix, QC1,364n/a 
      New London, NH1,3643432.0%
      Source: The New London, NH 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.