TODAY AUG20
TEMPERATURE81
HUMIDITY74
PRESSURE29.95
WIND COND.
  • 8672Mon40%50%
  • 8973Tue40%50%
  • 8868Wed40%40%
  • 8463Thu
  • 8464Fri
daynightWeather update from Raleigh / Durham, Raleigh-Durham International Airport at

Cary Average Weather

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
January31°F55°F42°F2.7"
February31°F58°F44°F2.6"
March39°F67°F52°F4.3"
April48°F76°F62°F4.1"
May56°F82°F68°F4.1"
June65°F90°F77°F4.8"
July69°F93°F80°F5.2"
August69°F91°F79°F4.9"
September62°F85°F72°F5.5"
October49°F75°F61°F3.4"
November38°F66°F51°F3.8"
December34°F58°F45°F4.1"

Did you know?

  • The highest monthly average temperature in Cary for July is 80 degrees.
  • The lowest monthly average temperature in Cary for January is 42 degrees.
  • The most monthly precipitation in Cary occurs in September with 5.5 inches.
  • The air quality index in Cary is 13% better than the national average.
  • The pollution index in Cary is 60% better than the national average.

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Compare Cary, NC Weather To Other Cities

Cary 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.
IndexCaryNorth CarolinaNational
Air quality index433550
Pollution index2,015,1403,848,9885,066,862

Cary air quality information

MeasurementTotal
Days measured365
Days with good air quality251
Days with moderate air quality114
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Cary air quality information

PollutantTotal
Arsenic0.002%
Benzene0.030%
Carbon Tetrachloride0.010%
Lead0.000%
Mercury0.020%

Average monthly Cary temperature with heat index

Cary monthly precipitation with daily maximum

Cary monthly snow depth with daily maximum

Cary monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Moncure, NC5522942%
Morrisville, NC22,6003530%
Chapel Hill, NC59,0053530%
Durham, NC251,7613530%
Fearrington Village, NC2,9843530%
Cary, NC155,8224314%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Salinas, CA155,8893628%
McKinney, TX156,821548%
Palmdale, CA156,8237448%
Hayward, CA154,507484%
Fort Collins, CO157,251468%
Cary, NC155,8224314%
Source: The Cary, NC 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.