TODAY APR21
TEMPERATURE68
HUMIDITY31
PRESSURE30.11
WIND COND. 7.6
  • 6845Wed
  • 6345Thu
  • 6047Fri30%80%
  • 5544Sat
  • 5844Sun
daynightWeather update from Bellingham, Bellingham International Airport at

Key findings

  • The highest monthly average temperature in Lynden for July is 66 degrees
  • The lowest monthly average temperature in Lynden for December is 36.7 degrees
  • The most monthly precipitation in Lynden occurs in November with 9.5 inches
  • The air quality index in Lynden is 32% better than the national average
  • The pollution index in Lynden is 91% better than the national average

Compare Lynden, WA Weather

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      Lynden 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°F45°F38°F9.1"
      February35°F50°F41°F4.8"
      March37°F54°F45°F7.6"
      April41°F60°F49°F4.4"
      May47°F68°F56°F3.5"
      June51°F72°F61°F2.2"
      July55°F79°F66°F1.0"
      August55°F79°F66°F1.5"
      September50°F72°F59°F3.9"
      October44°F61°F51°F6.4"
      November37°F50°F43°F9.5"
      December32°F43°F37°F7.3"

      Lynden 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.
      IndexLyndenWashingtonNational
      Air quality index343650
      Pollution index480,9258,596,9895,066,862

      Lynden air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality277
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups10
      Days with unhealthy air quality0

      Lynden air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.040%
      Mercury0.000%

      Average monthly Lynden temperature with heat index

      Lynden monthly precipitation with daily maximum

      Lynden monthly snow depth with daily maximum

      Lynden monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Marietta-Alderwood, WA4,4923432%
      Everson, WA2,5553432%
      Deming, WA2463432%
      Birch Bay, WA8,1073432%
      Geneva, WA2,6303432%
      Lynden, WA13,2043432%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Mount Dora, FL13,2043726%
      Connersville, IN13,202688%
      Beeville, TX13,2093138%
      Bellefontaine, OH13,2114510%
      McPherson, KS13,2124020%
      Lynden, WA13,2043432%
      Source: The Lynden, 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.