TODAY NOV19
TEMPERATURE53
HUMIDITY98
PRESSURE
WIND COND.104 2.3
  • 5434Tue40%
  • 5230Wed
  • 5231Thu
  • 5132Fri
  • 5236Sat
daynightWeather update from FOREST GROVE at
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Forest Grove 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
January32°F47°F38°F4.1"
February33°F53°F42°F3.0"
March38°F60°F48°F4.8"
April39°F61°F50°F2.9"
May45°F70°F57°F4.8"
June48°F72°F59°F2.1"
July53°F83°F68°F1.3"
August51°F84°F67°F1.2"
September44°F75°F59°F2.8"
October42°F61°F50°F3.8"
November33°F52°F42°F7.5"
December33°F45°F39°F11.3"

Did you know?

  • The highest monthly average temperature in Forest Grove for July is 68 degrees.
  • The lowest monthly average temperature in Forest Grove for January is 38 degrees.
  • The most monthly precipitation in Forest Grove occurs in December with 11.3 inches.
  • The air quality index in Forest Grove is 24% better than the national average.
  • The pollution index in Forest Grove is 199% worse than the national average.

Compare Forest Grove, OR Weather To Other Cities

Forest Grove 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.
IndexForest GroveOregonNational
Air quality index383250
Pollution index15,149,9005,374,5275,066,862

Forest Grove air quality information

MeasurementTotal
Days measured365
Days with good air quality241
Days with moderate air quality108
Days w/ poor A.Q. for sensitive groups12
Days with unhealthy air quality4

Forest Grove air quality information

PollutantTotal
Arsenic0.010%
Benzene0.160%
Carbon Tetrachloride0.030%
Lead0.080%
Mercury0.010%

Average monthly Forest Grove temperature with heat index

Forest Grove monthly precipitation with daily maximum

Forest Grove monthly snow depth with daily maximum

Forest Grove monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Aloha, OR54,9083824%
Bull Mountain, OR9,6843824%
Hillsboro, OR100,4623824%
Oak Hills, OR11,6783824%
Banks, OR1,6883824%
Forest Grove, OR23,2143824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Avon Lake, OH23,2215510%
Laguna Beach, CA23,2048570%
Belton, MO23,2365816%
Duncan, OK23,2404216%
Brandon, MS23,1864216%
Forest Grove, OR23,2143824%
Source: The Forest Grove, OR 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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