TODAY NOV24
TEMPERATURE31
HUMIDITY84
PRESSURE101220
WIND COND.60 9.4
  • 2414Mon30%
  • 2315Tue
  • 2513Wed
  • 206
  • 134Fri
daynightWeather update from Walker Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Cass Lake for July is 68.2 degrees
  • The lowest monthly average temperature in Cass Lake for January is 9.5 degrees
  • The most monthly precipitation in Cass Lake occurs in July with 18.1 inches
  • The air quality index in Cass Lake is 31% better than the national average
  • The pollution index in Cass Lake is 15% better than the national average

Compare Cass Lake, MN Weather

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      Cass Lake 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
      January1°F19°F9°F0.3"
      February1°F22°F11°F1.2"
      March18°F38°F27°F5.4"
      April30°F52°F40°F3.6"
      May42°F65°F53°F3.7"
      June52°F74°F63°F9.0"
      July57°F80°F68°F18.1"
      August54°F77°F65°F1.7"
      September47°F68°F57°F13.9"
      October36°F53°F44°F4.1"
      November22°F38°F29°F5.0"
      December6°F21°F13°F2.4"

      Cass Lake 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.
      IndexCass LakeMinnesotaNational
      Air quality index293542
      Pollution index2,321,3701,854,5192,726,193

      Cass Lake air quality

      MeasurementTotal
      Days measured359
      Days with good air quality328
      Days with moderate air quality29
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.030%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.010%

      Average monthly Cass Lake temperature with heat index

      Cass Lake monthly precipitation with daily maximum

      Cass Lake monthly snow depth with daily maximum

      Cass Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Bemidji, MN15,2772942.0%
      Laporte, MN1052942.0%
      Turtle River, MN852942.0%
      Cass Lake, MN8962942.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Courtland, AL8964118.0%
      Clay City, IL8964020.0%
      Buras, LA8964510.0%
      Cankton, LA8964118.0%
      Walhalla, ND8963334.0%
      Cass Lake, MN8962942.0%
      Source: The Cass Lake, MN 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.