TODAY JUL16
TEMPERATURE66
HUMIDITY81
PRESSURE30.02
WIND COND.290 5.8
  • 7560Tue20%
  • 7361Wed30%80%
  • 7356Thu80%
  • 7356Fri
  • 7757Sat
daynightWeather update from Portland, Portland International Airport at
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Cascade Southeast 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
January34°F48°F40°F5.4"
February36°F52°F43°F3.7"
March39°F57°F47°F4.9"
April42°F63°F52°F2.9"
May48°F71°F58°F2.6"
June53°F76°F63°F1.7"
July57°F84°F69°F0.5"
August57°F84°F69°F0.4"
September52°F79°F64°F1.5"
October46°F66°F55°F3.7"
November40°F54°F47°F6.2"
December34°F47°F40°F6.2"

Did you know?

  • The highest monthly average temperature in Cascade Southeast for August is 69 degrees.
  • The lowest monthly average temperature in Cascade Southeast for December is 40 degrees.
  • The most monthly precipitation in Cascade Southeast occurs in November with 6.2 inches.
  • The air quality index in Cascade Southeast is 24% better than the national average.
  • The pollution index in Cascade Southeast is 63% better than the national average.

Compare Vancouver, WA Weather To Other Cities

Cascade Southeast 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.
IndexCascade SoutheastVancouverWashington
Air quality index383836
Pollution index1,899,4101,899,4108,596,989

Cascade Southeast 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

Cascade Southeast air quality information

PollutantTotal
Arsenic0.003%
Benzene0.020%
Carbon Tetrachloride0.010%
Lead0.010%
Mercury0.002%

Average monthly Cascade Southeast temperature with heat index

Cascade Southeast monthly precipitation with daily maximum

Cascade Southeast monthly snow depth with daily maximum

Cascade Southeast monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Damascus, OR10,8423824%
Gladstone, OR11,8503824%
Johnson City, OR5473824%
Metzger, OR3,9673824%
Portland, OR620,5893824%
Vancouver, WA169,9823824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Cape Coral, FL170,0633334%
Ontario, CA169,3898570%
Jackson, MS172,0394216%
Sioux Falls, SD167,8844020%
Santa Rosa, CA173,1653530%
Vancouver, WA169,9823824%
Source: The Cascade Southeast, Vancouver, WA 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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