TODAY APR18
TEMPERATURE37
HUMIDITY81
PRESSURE102200
WIND COND.60 9.4
  • 4334Thu30%20%
  • 5433Fri20%80%
  • 4936Sat60%
  • 6844Sun
  • 7042Mon
daynightWeather update from Boulder Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in North Boulder for July is 74.7 degrees
  • The lowest monthly average temperature in North Boulder for December is 29.7 degrees
  • The most monthly precipitation in North Boulder occurs in November with 2.6 inches
  • The air quality index in North Boulder is 12% worse than the national average
  • The pollution index in North Boulder is 74% better than the national average

Compare Boulder, CO Weather

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      North Boulder 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
      January18°F48°F32°F1.2"
      February21°F50°F34°F1.5"
      March30°F62°F44°F1.6"
      April36°F66°F49°F0.2"
      May43°F73°F57°F2.4"
      June54°F89°F71°F1.1"
      July59°F92°F75°F2.1"
      August56°F90°F72°F1.1"
      September49°F82°F64°F0.2"
      October38°F69°F52°F2.1"
      November28°F58°F41°F2.6"
      December17°F46°F30°F0.7"

      North Boulder 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.
      IndexNorth BoulderBoulderColorado
      Air quality index474738
      Pollution index703,4601,028,8502,068,342

      North Boulder air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality227
      Days with moderate air quality133
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality0

      North Boulder air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.001%
      Lead0.240%
      Mercury0.010%

      Average monthly North Boulder temperature with heat index

      North Boulder monthly precipitation with daily maximum

      North Boulder monthly snow depth with daily maximum

      North Boulder monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Niwot, CO4,085476.0%
      Rollinsville, CO375476.0%
      Hidden Lake, CO30476.0%
      Altona, CO479476.0%
      Erie, CO27,157476.0%
      Boulder, CO108,777476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Broken Arrow, OK108,8754510.0%
      San Buenaventura (Ventura), CA108,467468.0%
      Inglewood, CA109,3097244.0%
      Sandy Springs, GA108,180524.0%
      Hillsboro, OR108,0263824.0%
      Boulder, CO108,777476.0%
      Source: The North Boulder, Boulder, CO 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.