TODAY NOV24
TEMPERATURE59
HUMIDITY53
PRESSURE102270
WIND COND. 5.4
  • 7459Sun
  • 7863Mon
  • 7554Tue
  • 7663Wed
  • 7543
daynightWeather update from Moss Point - Trent Lott International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Helena for August is 80.4 degrees
  • The lowest monthly average temperature in Helena for January is 51.5 degrees
  • The most monthly precipitation in Helena occurs in August with 8.9 inches
  • The air quality index in Helena is 24% better than the national average
  • The pollution index in Helena is 84% better than the national average

Compare Helena, MS Weather

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      Helena 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
      January41°F64°F51°F4.4"
      February43°F66°F54°F4.5"
      March50°F73°F61°F4.1"
      April56°F78°F67°F5.7"
      May62°F84°F73°F5.4"
      June70°F90°F79°F6.2"
      July72°F91°F80°F6.6"
      August73°F91°F80°F8.9"
      September68°F88°F77°F5.8"
      October56°F81°F67°F3.7"
      November46°F72°F58°F2.7"
      December44°F66°F54°F5.9"

      Helena 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.
      IndexHelenaMississippiNational
      Air quality index324042
      Pollution index428,3881,514,1092,726,193

      Helena air quality

      MeasurementTotal
      Days measured363
      Days with good air quality330
      Days with moderate air quality33
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Air quality details

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

      Average monthly Helena temperature with heat index

      Helena monthly precipitation with daily maximum

      Helena monthly snow depth with daily maximum

      Helena monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Bayou La Batre, AL2,3323236.0%
      Hurley, MS1,2793236.0%
      Moss Point, MS13,3963236.0%
      Grand Bay, AL3,8293236.0%
      Vancleave, MS4,9343236.0%
      Helena, MS7943236.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      McCammon, ID7942746.0%
      La Belle, MO7944118.0%
      Lancaster, MO7942942.0%
      New Florence, MO7943922.0%
      Ellenboro, NC7943628.0%
      Helena, MS7943236.0%
      Source: The Helena, MS 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.