TODAY AUG20
TEMPERATURE63
HUMIDITY68
PRESSURE30.03
WIND COND.230 6.9
  • 7852Tue
  • 8353Wed
  • 8449Thu
  • 7646Fri
  • 7747Sat
daynightWeather update from Grangeville - Idaho County Airport at

Grangeville 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
January24°F40°F31°F1.0"
February26°F44°F34°F1.4"
March31°F53°F40°F3.4"
April33°F57°F44°F1.9"
May39°F67°F52°F2.8"
June44°F72°F57°F5.3"
July52°F87°F69°F1.2"
August50°F88°F69°F2.8"
September45°F80°F61°F3.8"
October36°F60°F47°F2.4"
November29°F47°F37°F2.0"
December24°F37°F30°F1.6"

Did you know?

  • The highest monthly average temperature in Grangeville for August is 69 degrees.
  • The lowest monthly average temperature in Grangeville for December is 30 degrees.
  • The most monthly precipitation in Grangeville occurs in June with 5.3 inches.
  • The air quality index in Grangeville is 37% better than the national average.
  • The pollution index in Grangeville is 33% better than the national average.

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Compare Grangeville, ID Weather To Other Cities

Grangeville 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.
IndexGrangevilleIdahoNational
Air quality index313250
Pollution index3,385,4102,232,2855,066,862

Grangeville air quality information

MeasurementTotal
Days measured323
Days with good air quality252
Days with moderate air quality71
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Grangeville air quality information

PollutantTotal
Arsenic0.030%
Benzene0.030%
Carbon Tetrachloride0.020%
Lead0.040%
Mercury0.001%

Average monthly Grangeville temperature with heat index

Grangeville monthly precipitation with daily maximum

Grangeville monthly snow depth with daily maximum

Grangeville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Cottonwood, ID9443138%
Kooskia, ID6913138%
Stites, ID2253138%
White Bird, ID463138%
Grangeville, ID3,1533138%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Canyon Creek, WA3,1533138%
Helena Valley Northeast, MT3,1543530%
Ellenton, FL3,1543824%
Georgetown, IN3,1525510%
North Hartsville, SC3,1524020%
Grangeville, ID3,1533138%
Source: The Grangeville, ID 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.