Best year time to visit Slidell

General weather information about Slidell

Average annual temperature is 13.6 °C

Absolute maximum temperature: 36.8 °C

Absolute minimum temperature: -10.1 °C

Number of sunny days: 181 days

Number of rainy days: 183 days

Number of snow days: 1 day

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* Weather data for Slidell United States is based on climate observations for 2026 year

Slidell air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)16.922.424.629.829.333.736.833.636.127.722.916.1
Average daytime temperature (°C)8.911.212.321.322.727.131.329.826.020.212.69.6
Average temperature (°C)4.85.66.314.316.020.624.923.720.214.56.95.2
Average night temperature (°C)1.41.11.48.59.814.820.018.815.59.92.51.8
Absolute minimum temperature (°C)-3.8-10.1-5.70.54.810.017.714.49.64.5-6.0-4.2

Slidell monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.712.013.214.314.914.613.712.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.06.67.69.410.610.711.810.98.98.67.75.5
Precipitation (mm)65517010832124112421313356140
Sunny days12171216171361415172319
Rainy days18111914141725171514712
Snow days100000000000

Slidell - weather forecast by months

Slidell weather in januarySlidell weather in februarySlidell weather in marchSlidell weather in aprilSlidell weather in maySlidell weather in juneSlidell weather in julySlidell weather in augustSlidell weather in septemberSlidell weather in octoberSlidell weather in novemberSlidell weather in december

Best time to visit Slidell:

The best time to visit Slidell during the most sunny months:

  • July — 11.8(h)
  • August — 10.9(h)

The largest precipitation sum in Slidell is at

  • April — 108(mm)
  • June — 124(mm)
  • July — 112(mm)
  • September — 131(mm)
  • December — 140(mm)

    • Weather forecast in the closest to Slidell admin centers

    Weather forecast in the closest towns to Slidell

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    Frequently asked questions

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