Best year time to visit City of Gretna

General weather information about City of Gretna

Average annual temperature is 20.5 °C

Absolute maximum temperature: 39.2 °C

Absolute minimum temperature: 0.0 °C

Number of sunny days: 159 days

Number of rainy days: 206 days

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* Weather data for City of Gretna United States is based on climate observations for 2026 year

City of Gretna air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)25.728.129.430.535.336.737.339.232.731.528.524.5
Average daytime temperature (°C)19.422.524.426.929.331.433.835.630.426.120.916.9
Average temperature (°C)13.616.418.020.422.925.427.828.924.620.315.312.2
Average night temperature (°C)9.212.213.015.317.621.023.624.220.315.310.98.3
Absolute minimum temperature (°C)0.01.31.09.611.817.721.222.316.28.61.70.9

City of Gretna monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.013.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.411.112.012.913.714.113.913.212.411.410.610.2
Daylight minimum duration (h)10.010.011.012.013.013.013.012.011.010.010.010.0
Sunshine mean duration (h)7.48.28.99.710.210.511.111.19.69.37.36.5
Precipitation (mm)17578931089914017013611830101227
Sunny days181313111152714252020
Rainy days13151819202529241661011
Snow days000000000000

City of Gretna - weather forecast by months

City of Gretna weather in januaryCity of Gretna weather in februaryCity of Gretna weather in marchCity of Gretna weather in aprilCity of Gretna weather in mayCity of Gretna weather in juneCity of Gretna weather in julyCity of Gretna weather in augustCity of Gretna weather in septemberCity of Gretna weather in octoberCity of Gretna weather in novemberCity of Gretna weather in december

Best time to visit City of Gretna:

The largest precipitation sum in City of Gretna is at

  • January — 175(mm)
  • July — 170(mm)
  • December — 227(mm)

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    Frequently asked questions

    When is the best time to visit City of Gretna?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit City of Gretna.
    What is the weather like in City of Gretna?
    See average temperature, rainfall and daylight hours for City of Gretna by month in the table above.
    How many sunny days does City of Gretna have?
    The monthly weather statistics above show sunshine and rainfall patterns for City of Gretna throughout the year.