TODAY OCT21
TEMPERATURE52
HUMIDITY24
PRESSURE30
WIND COND.
  • 5940Tue
  • 5628Wed70%
  • 4026Thu20%
  • 5938Fri
  • 6833Sat
daynightWeather update from Boulder Municipal Airport at
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South 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"

Did you know?

  • The highest monthly average temperature in South Boulder for July is 75 degrees.
  • The lowest monthly average temperature in South Boulder for December is 30 degrees.
  • The most monthly precipitation in South Boulder occurs in November with 2.6 inches.
  • The air quality index in South Boulder is 16% better than the national average.
  • The pollution index in South Boulder is 18% worse than the national average.

Compare Boulder, CO Weather To Other Cities

South 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.
IndexSouth BoulderBoulderColorado
Air quality index424238
Pollution index6,002,4901,028,8502,034,619

South Boulder air quality information

MeasurementTotal
Days measured363
Days with good air quality296
Days with moderate air quality63
Days w/ poor A.Q. for sensitive groups4
Days with unhealthy air quality

South Boulder air quality information

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

Average monthly South Boulder temperature with heat index

South Boulder monthly precipitation with daily maximum

South Boulder monthly snow depth with daily maximum

South Boulder monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Allenspark, CO5754216%
Central City, CO6994216%
Dakota Ridge, CO34,1334216%
Gold Hill, CO1484216%
Lafayette, CO27,0534216%
Boulder, CO105,4204216%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Daly City, CA105,5434314%
Wichita Falls, TX105,0132648%
West Palm Beach, FL104,9782942%
Green Bay, WI104,9514020%
Broken Arrow, OK104,869484%
Boulder, CO105,4204216%
Source: The South 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.
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