TODAY MAR29
TEMPERATURE35
HUMIDITY89
PRESSURE
WIND COND.303 2
  • 4925Mon100%30%
  • 4826Tue40%
  • 4925Wed
  • 5127Thu
  • 5228Fri
daynightWeather update from NCSB at
How would you rate the weather in Winthrop?
Write a review to give others more information about this area.
How would you rate the air quality in Winthrop?
Write a review to give others more information about this area.

Winthrop 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
January18°F30°F24°F1.2"
February25°F44°F33°F2.4"
March31°F57°F43°F1.8"
April35°F65°F50°F1.5"
May42°F75°F59°F2.6"
June49°F80°F64°F4.2"
July58°F92°F75°F1.6"
August54°F91°F73°F0.8"
September45°F78°F61°F2.2"
October37°F61°F48°F2.3"
November27°F41°F34°F3.6"
December18°F30°F25°F4.0"

Did you know?

  • The highest monthly average temperature in Winthrop for July is 75 degrees.
  • The lowest monthly average temperature in Winthrop for January is 24 degrees.
  • The most monthly precipitation in Winthrop occurs in June with 4.2 inches.
  • The air quality index in Winthrop is 46% better than the national average.
  • The pollution index in Winthrop is 92% better than the national average.

Compare Winthrop, WA Weather To Other Cities

      vs

      Winthrop 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.
      IndexWinthropWashingtonNational
      Air quality index273650
      Pollution index422,6268,596,9895,066,862

      Winthrop air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality275
      Days with moderate air quality90
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Winthrop air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.000%
      Mercury0.000%

      Average monthly Winthrop temperature with heat index

      Winthrop monthly precipitation with daily maximum

      Winthrop monthly snow depth with daily maximum

      Winthrop monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Twisp, WA1,0332746%
      Winthrop, WA3852746%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Duncan, MS3853726%
      Midwest, WY3853922%
      Rock Springs, WI3853628%
      Cumberland Gap, TN3853628%
      Frankford, MO3853432%
      Winthrop, WA3852746%
      Source: The Winthrop, 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.