TODAY DEC29
TEMPERATURE40
HUMIDITY93
PRESSURE100580
WIND COND.310 7.6
  • 4128Mon
  • 3630Tue40%
  • 363050%30%
  • 3732Thu30%60%
  • 3931Fri80%40%
daynightWeather update from Grant County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Moses Lake for July is 76.1 degrees
  • The lowest monthly average temperature in Moses Lake for December is 27.9 degrees
  • The most monthly precipitation in Moses Lake occurs in December with 1.2 inches
  • The air quality index in Moses Lake is 57% better than the national average
  • The pollution index in Moses Lake is 2% better than the national average

Compare Moses Lake, WA Weather

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      Moses 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
      January22°F36°F29°F0.9"
      February26°F46°F35°F0.6"
      March32°F57°F44°F0.9"
      April37°F65°F51°F0.6"
      May45°F76°F61°F0.7"
      June52°F82°F68°F0.9"
      July58°F92°F76°F0.2"
      August55°F91°F74°F0.1"
      September47°F81°F64°F0.3"
      October38°F65°F50°F0.9"
      November29°F48°F38°F0.9"
      December21°F36°F28°F1.2"

      Moses 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.
      IndexMoses LakeWashingtonNational
      Air quality index183642
      Pollution index2,683,4104,541,8502,726,193

      Moses Lake air quality

      MeasurementTotal
      Days measured365
      Days with good air quality339
      Days with moderate air quality26
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.040%
      Carbon Tetrachloride0.004%
      Lead0.030%
      Mercury0.000%

      Average monthly Moses Lake temperature with heat index

      Moses Lake monthly precipitation with daily maximum

      Moses Lake monthly snow depth with daily maximum

      Moses Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Cascade Valley, WA3,2341864.0%
      Moses Lake North, WA4,6641864.0%
      Warden, WA2,7731864.0%
      Ephrata, WA8,0811864.0%
      Moses Lake, WA23,4421864.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      West Melbourne, FL23,4543628.0%
      Bailey's Crossroads, VA23,459476.0%
      Apollo Beach, FL23,4874314.0%
      Wilmington, MA23,3904314.0%
      Tumwater, WA23,3903040.0%
      Moses Lake, WA23,4421864.0%
      Source: The Moses Lake, 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.