TODAY JUN25
TEMPERATURE69
HUMIDITY53
PRESSURE
WIND COND.217 20
  • 8250Tue
  • 8354Wed
  • 8055Thu
  • 8155Fri
  • 8358Sat
daynightWeather update from UMATILLA at

Irrigon 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
January1°F62°F34°F0.9"
February2°F63°F38°F0.4"
March19°F76°F46°F0.6"
April16°F83°F51°F0.7"
May25°F100°F61°F0.6"
June41°F105°F67°F0.6"
July42°F109°F77°F0.1"
August41°F107°F73°F0.1"
September33°F95°F62°F0.1"
October11°F84°F51°F0.6"
November8°F77°F41°F0.9"
December9°F70°F33°F1.0"

Did you know?

  • The highest monthly average temperature in Irrigon for July is 77 degrees.
  • The lowest monthly average temperature in Irrigon for December is 33 degrees.
  • The most monthly precipitation in Irrigon occurs in December with 1 inches.
  • The air quality index in Irrigon is 49% better than the national average.
  • The pollution index in Irrigon is 13% better than the national average.

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Compare Irrigon, OR Weather To Other Cities

Irrigon 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.
IndexIrrigonOregonNational
Air quality index253250
Pollution index4,405,1705,374,5275,066,862

Irrigon air quality information

MeasurementTotal
Days measured365
Days with good air quality304
Days with moderate air quality58
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Irrigon air quality information

PollutantTotal
Arsenic0.002%
Benzene0.130%
Carbon Tetrachloride0.004%
Lead0.010%
Mercury0.002%

Average monthly Irrigon temperature with heat index

Irrigon monthly precipitation with daily maximum

Irrigon monthly snow depth with daily maximum

Irrigon monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Boardman, OR3,3472550%
Umatilla, OR6,9862550%
Echo, OR7513824%
Hermiston, OR17,1503824%
Stanfield, OR2,3953824%
Irrigon, OR2,2492550%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lathrop, MO2,2494510%
Alpha, NJ2,249476%
Lexington, OK2,2483628%
Fairplains, NC2,2482648%
Jenkins, KY2,2504510%
Irrigon, OR2,2492550%
Source: The Irrigon, 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.