Catfish Lake Weather Forecast
- 58
- 81
Mostly Cloudy
- 59
- 82
Partly Sunny
- 62
- 83
Partly Sunny
- 65
- 83
Chance Thunderstorms
- 64
- 85
Chance Thunderstorms
- 67
- 86
Chance Thunderstorms
Today 21 Apr Northern St. Tammany
Mostly sunny this Morning, then becoming mostly cloudy. Highs around 80. East Winds 5 to 10 Mph, becoming southeast with Gusts up to 20 Mph this afternoon.
Tonight 21 Apr Northern St. Tammany
Mostly cloudy. Not as cool with Lows around 60. Southeast Winds 5 to 10 Mph in the Evening, becoming light and variable.
Catfish Lake Temperature Statistics
April Temperature
Slidell, Slidell Airport (12.4 miles)
Lowest 7 April, 2026
39.7 °FAverage April
69 °FHighest 4 April, 2026
84.7 °F
Climate (2021–Present)
Slidell, Slidell Airport (12.4 miles)
Average Low 2021–2026
59.9 °FAverage 2021–2026
70.1 °FAverage High 2021–2026
80.8 °F