TODAY DEC22
TEMPERATURE36
HUMIDITY67
PRESSURE102780
WIND COND.150 13
  • 5140Mon30%
  • 4738Tue20%30%
  • 504220%
  • 5646Thu30%50%
  • 5845Fri20%20%
daynightWeather update from Jefferson City, Jefferson City Memorial Airport at
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Weather Quick Facts

  • The highest monthly average temperature in St. Martins for July is 78.9 degrees
  • The lowest monthly average temperature in St. Martins for January is 32.3 degrees
  • The most monthly precipitation in St. Martins occurs in April with 5.4 inches
  • The air quality index in St. Martins is 7% better than the national average
  • The pollution index in St. Martins is 46% better than the national average

Compare St. Martins, MO Weather

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      St. Martins 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
      January23°F44°F32°F1.3"
      February25°F47°F35°F1.8"
      March38°F61°F48°F3.5"
      April47°F71°F58°F5.4"
      May56°F78°F67°F4.9"
      June66°F87°F76°F4.2"
      July69°F90°F79°F4.5"
      August67°F88°F77°F2.9"
      September58°F81°F69°F4.2"
      October47°F71°F58°F3.4"
      November37°F59°F47°F2.4"
      December27°F46°F36°F2.6"

      St. Martins 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.
      IndexSt. MartinsMissouriNational
      Air quality index399742
      Pollution index1,482,5601,630,2552,726,193

      St. Martins air quality

      MeasurementTotal
      Days measured245
      Days with good air quality238
      Days with moderate air quality7
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.030%
      Carbon Tetrachloride0.002%
      Lead0.010%
      Mercury0.000%

      Average monthly St. Martins temperature with heat index

      St. Martins monthly precipitation with daily maximum

      St. Martins monthly snow depth with daily maximum

      St. Martins monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Ashland, MO3,9563824.0%
      Prairie Home, MO2433824.0%
      Jamestown, MO3823824.0%
      Holts Summit, MO4,7903922.0%
      Lake Mykee Town, MO4803922.0%
      St. Martins, MO1,1613922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Limon, CO1,1614510.0%
      Verdi, NV1,161468.0%
      Linden, TN1,1612746.0%
      Hart, TX1,1612550.0%
      Saint-Siméon, QC1,161n/a 
      St. Martins, MO1,1613922.0%
      Source: The St. Martins, MO 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.