Ossun Weather Forecast
- 75
- 94
Chance Thunderstorms
- 75
- 95
Partly Sunny
- 73
- 94
Chance Thunderstorms
- 68
- 93
Mostly Sunny
- 72
- 94
Mostly Sunny
- 73
- 94
Chance Thunderstorms
Today 14 Sep Lafayette
Sunny. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Temperature falling into the upper 80s this afternoon. Northwest Winds around 5 Mph, becoming south around 5 Mph this afternoon. Chance of rain 40 percent. Heat index Values up to 106.
Tonight 14 Sep Lafayette
Partly cloudy in the Evening, then becoming mostly clear. Humid with Lows in the mid 70s. South Winds around 5 Mph in the Evening, becoming light and variable.
Ossun Temperature Statistics
September Temperature
Lafayette, Lafayette Regional Airport (8.7 miles)
Lowest 6 September, 2026
74.6 °FAverage September
83.6 °FHighest 7 September, 2026
95.6 °F
Climate (2021–2026)
Lafayette, Lafayette Regional Airport (8.7 miles)
Average Low 2021–2026
62.1 °FAverage 2021–2026
71.4 °FAverage High 2021–2026
81.1 °F