Gueydan Weather Forecast
- 76
- 92
Chance Thunderstorms
- 76
- 93
Chance Thunderstorms
- 75
- 94
Slight Chance Thunderstorms
- 75
- 93
Slight Chance Thunderstorms
- 72
- 93
Mostly Sunny
- 73
- 93
Slight Chance Thunderstorms
Today 13 Sep Upper Vermilion
Mostly sunny. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 90s. Temperature falling into the upper 80s in the afternoon. North Winds around 5 Mph, becoming south in the afternoon. Chance of rain 40 percent. Heat index Values up to 108.
Tonight 13 Sep Upper Vermilion
Mostly clear. Humid with Lows in the mid 70s. South Winds around 5 Mph in the Evening, becoming light and variable.
Gueydan Temperature Statistics
September Temperature
Jennings Airport (17.4 miles)
Lowest 4 September, 2026
73.8 °FAverage September
81.5 °FHighest 7 September, 2026
95 °F
Climate (2021–2026)
Jennings Airport (17.4 miles)
Average Low 2021–2026
60.9 °FAverage 2021–2026
69.1 °FAverage High 2021–2026
78.5 °F