TODAY NOV25
TEMPERATURE1
HUMIDITY87
PRESSURE102300
WIND COND.290 5.4
  • 2514Mon20%
  • 2910Tue80%40%
  • 28-2Wed
  • 20-5
  • 22-2Fri
daynightWeather update from Big Piney - Marbleton Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Fontenelle for July is 64.5 degrees
  • The lowest monthly average temperature in Fontenelle for January is 11.8 degrees
  • The most monthly precipitation in Fontenelle occurs in May with 1.5 inches
  • The air quality index in Fontenelle is 9% worse than the national average
  • The pollution index in Fontenelle is 106% worse than the national average

Compare Fontenelle, WY Weather

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      Fontenelle 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
      January-1°F27°F12°F0.3"
      February3°F31°F16°F0.3"
      March14°F43°F28°F0.5"
      April22°F54°F37°F0.6"
      May30°F63°F46°F1.5"
      June37°F75°F57°F0.6"
      July44°F84°F64°F0.8"
      August41°F81°F61°F0.7"
      September33°F72°F52°F0.9"
      October24°F57°F39°F0.7"
      November12°F43°F26°F0.2"
      December0°F29°F14°F0.3"

      Fontenelle 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.
      IndexFontenelleWyomingNational
      Air quality index463942
      Pollution index5,619,2201,779,9752,726,193

      Fontenelle air quality

      MeasurementTotal
      Days measured365
      Days with good air quality262
      Days with moderate air quality100
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.460%
      Benzene0.070%
      Carbon Tetrachloride0.002%
      Lead0.120%
      Mercury0.270%

      Average monthly Fontenelle temperature with heat index

      Fontenelle monthly precipitation with daily maximum

      Fontenelle monthly snow depth with daily maximum

      Fontenelle monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Fontenelle, WY35468.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Chignik Lagoon, AK353138.0%
      Summerhaven, AZ35476.0%
      Taylorsville, CA35468.0%
      Buck Grove, IA354020.0%
      Galt, IA351570.0%
      Fontenelle, WY35468.0%
      Source: The Fontenelle, WY 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.