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Portage Valley 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
January9°F24°F16°F0.5"
February12°F29°F21°F0.5"
March15°F35°F25°F0.6"
April30°F48°F39°F0.4"
May41°F60°F50°F0.5"
June49°F66°F57°F1.1"
July54°F69°F60°F1.9"
August51°F66°F58°F2.9"
September43°F58°F50°F3.5"
October31°F45°F37°F1.5"
November14°F29°F22°F0.6"
December11°F26°F19°F0.8"

Did you know?

  • The highest monthly average temperature in Portage Valley for July is 60 degrees.
  • The lowest monthly average temperature in Portage Valley for January is 16 degrees.
  • The most monthly precipitation in Portage Valley occurs in September with 3.5 inches.
  • The air quality index in Portage Valley is 41% better than the national average.
  • The pollution index in Portage Valley is 41% worse than the national average.

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Compare Anchorage, AK Weather To Other Cities

Portage Valley 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.
IndexPortage ValleyAnchorageAlaska
Air quality index292930
Pollution index7,145,4407,145,44011,990,286

Portage Valley air quality information

MeasurementTotal
Days measured365
Days with good air quality284
Days with moderate air quality76
Days w/ poor A.Q. for sensitive groups4
Days with unhealthy air quality1

Portage Valley air quality information

PollutantTotal
Arsenic0.030%
Benzene0.130%
Carbon Tetrachloride0.020%
Lead0.140%
Mercury0.001%

Average monthly Portage Valley temperature with heat index

Portage Valley monthly precipitation with daily maximum

Portage Valley monthly snow depth with daily maximum

Portage Valley monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Whittier, AK3182942%
Anchorage, AK299,3212942%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Cincinnati, OH298,011548%
Stockton, CA301,4435714%
St. Paul, MN297,1604412%
Pittsburgh, PA305,3055612%
Lexington-Fayette, KY311,5294216%
Anchorage, AK299,3212942%
Source: The Portage Valley, Anchorage, AK 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.