TODAY DEC27
TEMPERATURE37
HUMIDITY
PRESSURE100980
WIND COND.180 20.5
  • 4230Fri30%20%
  • 4328Sat
  • 4326Sun
  • 3419Mon40%20%
  • 2514Tue
daynightWeather update from Marshall, Southwest Minnesota Regional Airport - Marshall/Ryan Field at
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Weather Quick Facts

  • The highest monthly average temperature in Walnut Grove for July is 73.1 degrees
  • The lowest monthly average temperature in Walnut Grove for January is 17.7 degrees
  • The most monthly precipitation in Walnut Grove occurs in September with 8.7 inches
  • The air quality index in Walnut Grove is 24% better than the national average
  • The pollution index in Walnut Grove is 61% better than the national average

Compare Walnut Grove, MN Weather

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      Walnut Grove 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
      January10°F26°F18°F0.9"
      February12°F29°F19°F1.6"
      March26°F43°F33°F2.3"
      April37°F58°F46°F3.3"
      May49°F71°F59°F7.4"
      June60°F80°F69°F8.4"
      July64°F84°F73°F6.5"
      August61°F80°F70°F7.5"
      September53°F75°F62°F8.7"
      October41°F61°F50°F4.9"
      November27°F45°F35°F3.3"
      December14°F29°F21°F2.3"

      Walnut Grove 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.
      IndexWalnut GroveMinnesotaNational
      Air quality index323542
      Pollution index1,069,7701,854,5192,726,193

      Walnut Grove air quality

      MeasurementTotal
      Days measured362
      Days with good air quality327
      Days with moderate air quality35
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.003%
      Benzene0.040%
      Carbon Tetrachloride0.001%
      Lead0.020%
      Mercury0.003%

      Average monthly Walnut Grove temperature with heat index

      Walnut Grove monthly precipitation with daily maximum

      Walnut Grove monthly snow depth with daily maximum

      Walnut Grove monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Lamberton, MN8313236.0%
      Wabasso, MN7383236.0%
      Milroy, MN1883236.0%
      Garvin, MN1103236.0%
      Lucan, MN1663236.0%
      Walnut Grove, MN7193236.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Bancroft, IA7191570.0%
      Minneola, KS7191570.0%
      Pray, MT7192550.0%
      Manns Harbor, NC7194020.0%
      Alex, OK719484.0%
      Walnut Grove, MN7193236.0%
      Source: The Walnut Grove, 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.