TODAY AUG17
TEMPERATURE66
HUMIDITY43
PRESSURE
WIND COND.275 2
  • 8450Sat20%
  • 8547Sun20%
  • 8050Mon
  • 8754Tue
  • 8554Wed
daynightWeather update from NINE MILE at

Ravalli 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
January16°F34°F25°F0.9"
February21°F40°F30°F1.0"
March26°F51°F38°F1.0"
April31°F60°F44°F1.1"
May38°F69°F53°F1.4"
June45°F78°F61°F2.0"
July51°F91°F71°F0.6"
August49°F88°F68°F0.7"
September42°F77°F58°F1.0"
October33°F59°F45°F1.2"
November24°F44°F33°F1.4"
December15°F32°F24°F1.2"

Did you know?

  • The highest monthly average temperature in Ravalli for July is 71 degrees.
  • The lowest monthly average temperature in Ravalli for December is 24 degrees.
  • The most monthly precipitation in Ravalli occurs in June with 2 inches.
  • The air quality index in Ravalli is 10% worse than the national average.
  • The pollution index in Ravalli is 83% better than the national average.

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Compare Ravalli, MT Weather To Other Cities

Ravalli 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.
IndexRavalliMontanaNational
Air quality index553450
Pollution index848,303685,9255,066,862

Ravalli air quality information

MeasurementTotal
Days measured365
Days with good air quality160
Days with moderate air quality181
Days w/ poor A.Q. for sensitive groups18
Days with unhealthy air quality6

Ravalli air quality information

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

Average monthly Ravalli temperature with heat index

Ravalli monthly precipitation with daily maximum

Ravalli monthly snow depth with daily maximum

Ravalli monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Arlee, MT6225510%
Old Agency, MT1155510%
Charlo, MT4505510%
St. Ignatius, MT9235510%
Dixon, MT1985510%
Ravalli, MT405510%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Virginia, NE403432%
East Amana, IA404216%
Bagnell, MO403726%
Elmira, MO405816%
Atlantic, PA404510%
Ravalli, MT405510%
Source: The Ravalli, MT 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.