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October Weather in Slidell, United States

Last updated: June 24, 2025

In Slidell, United States, the average temperature in October reaches a comfortable 23°C (74°F). Expect a minimum of 7°C (45°F) and a maximum of 32°C (89°F), making it a month of varying warmth. With a total precipitation of 126 mm (5.0 in) spread over 12 days, you might want to keep an umbrella handy. It’s also worth noting the average humidity sits at a steamy 76%, adding to the overall atmosphere of this delightful destination.

October Temperature in Slidell

In October in Slidell, the average temperature is 23°C (74°F). Maximums can reach 32°C (89°F) while minimums can drop to as low as 7°C (45°F). It's a great time for travelers to enjoy mild weather and experience the local culture comfortably.

October Weather in Slidell: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Slidell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slidell, October typically has an average temperature of 23°C (74°F), with highs reaching up to 32°C (89°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec545964697781838380746157
Data source: Temperature data for Slidell generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Slidell

In Slidell in October, the precipitation amount is 126 mm (5.0 in) over the course of 12 days.

October Precipitation Trends in Slidell

The chart displays monthly precipitation patterns in Slidell, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Slidell, October typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec981078012614022318922413012760103
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Slidell

In Slidell in October humidity is 76%. With an average temperature of 23°C (74°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor exploration feel a bit sluggish and requiring frequent breaks for hydration and respite from the heat.

October Average Humidity in Slidell

This chart illustrates the average monthly humidity levels in Slidell, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Slidell is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Slidell

In Slidell in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Slidell.

Maximum UV Index Levels in Slidell for October

The chart shows the monthly maximum UV Index (UVI) for Slidell in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Slidell typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121110864
Data source: Slidell October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Slidell Compares to Other Months

Weather in Slidell varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Slidell, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Slidell, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)98 mm (3.9 inches)82%moderate
February Weather15°C (59°F)107 mm (4.2 inches)80%very high
March Weather18°C (65°F)80 mm (3.1 inches)80%very high
April Weather20°C (69°F)126 mm (5.0 inches)78%extreme
May Weather25°C (77°F)140 mm (5.5 inches)73%extreme
June Weather27°C (81°F)223 mm (8.8 inches)71%extreme
July Weather28°C (83°F)189 mm (7.4 inches)79%extreme
August Weather28°C (83°F)224 mm (8.8 inches)78%extreme
September Weather27°C (80°F)130 mm (5.1 inches)80%very high
October Weather23°C (74°F)126 mm (5.0 inches)76%very high
November Weather16°C (61°F)60 mm (2.3 inches)83%high
December Weather14°C (57°F)103 mm (4.1 inches)87%moderate

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