Slidell in august: average Weather, Temperature and Climate
Weather in Slidell in august 2025
The weather in Slidell in the month of august comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
tolerable weather UV index: 8
Weather at 6am
79°F
Clear/Sunny
40% of time
33%
19%
8%
Weather at 12pm
92°F
Clear/Sunny
35% of time
24%
21%
19%
Weather at 6pm
86°F
Clear/Sunny
35% of time
22%
22%
17%
Weather at 3am
79°F
46%
33%
14%
6%
Evolution of daily average temperature and precipitation in Slidell in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Slidell in august.
The climate of Slidell in august is tolerable
The weather in august in Slidell is wet (with 11.6in of precipitation over 16 days). The weather's not getting better compared to the previous month since in july there is an average of 9.5in of precipitation over 14 days.
The climate is very hot in this city in august. The high seasonal norm is 92°F. The seasonal minimum is 79°F. Thus, the mean temperature average on this month of august in Slidell is 85°F. Note that seasonal normals in contrast with those observed in Slidell in august with a maximum record of 103°F in 2010 and a minimum record of 67°F in 2021. You can plan to have about 29 days with temperatures above 86°F, or 94 of the month.
On average, in Slidell, the days of august last 13:13. Sunrise is at 05:27 and sets at 18:40.
With a correct climate, the month of august is okay (but not the best) to go in that area.
Slidell: another month?
If you can push back the dates of your trip, we advise you to go in september to Slidell. more information
August: another location in Louisiana?
If you want to go to Louisiana in august, there are destinations with better weather than Slidell:
In august, Shreveport, Alexandria (Louisiane), Marksville, Marsh Island, Monroe and Natchitoches have good weather.
Seasonal average climate and temperature of Slidell in august
Check below seasonal norms These datas are compiled from the weather statements of the past years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 85°F | ||||
| Highest temperature | 92°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 103°F (2010) | ||||
| Lowest record temperature | 67°F (2021) | ||||
| Number of days at +86°F | 29 day(s) (94%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 87°F | ||||
| Lowest sea temperature | 84°F | ||||
| Highest sea temperature | 90°F | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 79°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 11.6in | ||||
| Number of days with rainfall | 16 day(s) (51%) | ||||
| Record daily rainfall | 9.1in (2012) | ||||
| Other climate data | |||||
| Humidity | 87% | ||||
| Visibility | 9.22km | ||||
| Cloud cover | 27% | ||||
| UV index | 8 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:27 | ||||
| Time of sunset | 18:40 | ||||
| Length of day | 13:13 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last august?
Here is the day by day recorded weather in Slidell in august 2024:
79°F to 97°F
77°F to 95°F
79°F to 97°F
74°F to 99°F
76°F to 97°F
79°F to 103°F
77°F to 104°F
77°F to 101°F
74°F to 103°F
74°F to 99°F
76°F to 103°F
77°F to 99°F
77°F to 99°F
77°F to 103°F
77°F to 99°F
76°F to 95°F
77°F to 95°F
76°F to 101°F
77°F to 97°F
74°F to 99°F
74°F to 99°F
74°F to 95°F
74°F to 92°F
72°F to 94°F
72°F to 94°F
74°F to 95°F
76°F to 94°F
76°F to 90°F
76°F to 92°F
76°F to 79°F
74°F to 77°F
Map: other cities in Louisiana in august
Cities near Slidell:
| New Orleans in august | tolerable weather |
| Port Sulphur in august | tolerable weather |
| Grand Isle in august | tolerable weather |
| Houma in august | tolerable weather |
| Baton Rouge in august | tolerable weather |
| Morgan City in august | tolerable weather |
| New Iberia in august | good weather |
| Marsh Island in august | good weather |
| Opelousas in august | good weather |
| Marksville in august | good weather |
| Pecan Island in august | good weather |
| Alexandria (Louisiane) in august | good weather |
Click over cities on the map for information about the weather in august.
Slidell
perfect weather
good
tolerable
bad
very bad
Weather data for Slidell in august:
Weather data for Slidell for august are derived from an average of the weather forecast since 2009 in Slidell. There is a margin of error and these forecasts are to be considered as general information only. The weather in Slidell can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Slidell.