TODAY DEC07
TEMPERATURE
HUMIDITY
PRESSURE30.17
WIND COND.
  • 288
  • 3229Sun
  • 4745Mon60%100%
  • 5228Tue60%60%
  • 3214Wed60%40%
daynightWeather update from Jaffrey Airport-Silver Ranch at
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Hillsborough 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°F35°F23°F2.8"
February12°F37°F25°F3.3"
March21°F46°F33°F3.3"
April32°F62°F47°F3.8"
May43°F73°F57°F4.1"
June52°F80°F66°F5.0"
July58°F85°F71°F4.4"
August55°F84°F69°F4.1"
September48°F77°F62°F3.8"
October38°F64°F50°F6.5"
November28°F52°F39°F3.3"
December18°F40°F29°F4.4"

Did you know?

  • The highest monthly average temperature in Hillsborough for July is 71 degrees.
  • The lowest monthly average temperature in Hillsborough for January is 23 degrees.
  • The most monthly precipitation in Hillsborough occurs in October with 6.5 inches.
  • The air quality index in Hillsborough is 48% better than the national average.
  • The pollution index in Hillsborough is 30% worse than the national average.

Compare Hillsborough, NH Weather To Other Cities

Hillsborough 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.
IndexHillsboroughNew HampshireNational
Air quality index263450
Pollution index6,602,8103,853,7475,066,862

Hillsborough air quality information

MeasurementTotal
Days measured365
Days with good air quality338
Days with moderate air quality27
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Hillsborough air quality information

PollutantTotal
Arsenic0.010%
Benzene0.070%
Carbon Tetrachloride0.020%
Lead0.060%
Mercury0.010%

Average monthly Hillsborough temperature with heat index

Hillsborough monthly precipitation with daily maximum

Hillsborough monthly snow depth with daily maximum

Hillsborough monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Henniker, NH1,5982648%
Bradford, NH3262648%
Warner, NH4732648%
Contoocook, NH1,7732648%
Antrim, NH1,3453628%
Hillsborough, NH2,0372648%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Trail Creek, IN2,0373138%
St. Bonaventure, NY2,0371962%
Oak Grove, VA2,037492%
Southern View, IL2,0363530%
Crow Agency, MT2,0382452%
Hillsborough, NH2,0372648%
Source: The Hillsborough, 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.
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