TODAY NOV21
TEMPERATURE69
HUMIDITY24
PRESSURE102031.89
WIND COND.280 13
  • 6338Fri
  • 6746Sat
  • 7761Sun
  • 7964Mon
  • 7862Tue
daynightWeather update from Louisiana Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Donaldsonville for July is 80.8 degrees
  • The lowest monthly average temperature in Donaldsonville for January is 52 degrees
  • The most monthly precipitation in Donaldsonville occurs in May with 18.2 inches
  • The air quality index in Donaldsonville is 7% worse than the national average
  • The pollution index in Donaldsonville is 14% better than the national average

Compare Donaldsonville, LA Weather

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      Donaldsonville 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
      January42°F64°F52°F10.7"
      February46°F69°F56°F9.6"
      March52°F74°F62°F9.5"
      April59°F80°F69°F12.2"
      May63°F84°F73°F18.2"
      June72°F89°F80°F8.0"
      July73°F91°F81°F7.0"
      August73°F91°F80°F13.6"
      September70°F89°F78°F8.0"
      October59°F82°F69°F9.8"
      November49°F73°F60°F6.0"
      December47°F68°F56°F6.6"

      Donaldsonville 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.
      IndexDonaldsonvilleLouisianaNational
      Air quality index4510642
      Pollution index2,337,9902,526,4752,726,193

      Donaldsonville air quality

      MeasurementTotal
      Days measured365
      Days with good air quality224
      Days with moderate air quality132
      Days w/ poor A.Q. for sensitive groups9
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.030%
      Carbon Tetrachloride0.004%
      Lead0.002%
      Mercury0.000%

      Average monthly Donaldsonville temperature with heat index

      Donaldsonville monthly precipitation with daily maximum

      Donaldsonville monthly snow depth with daily maximum

      Donaldsonville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Hester, LA5984118.0%
      Convent, LA4154118.0%
      Moonshine, LA1274118.0%
      Napoleonville, LA6204118.0%
      St. James, LA5964118.0%
      Donaldsonville, LA8,4244510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Seneca, SC8,4244118.0%
      Perry Heights, OH8,423468.0%
      North Haledon, NJ8,425512.0%
      Dalhart, TX8,4224412.0%
      Virginia, MN8,4213530.0%
      Donaldsonville, LA8,4244510.0%
      Source: The Donaldsonville, LA 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.