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Trinity, LA Weather Forecast
Trinity, LA Weather Forecast Dated: 1157 PM Fri Sep 18 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Friday, September 18, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
89°F 32°C
Sunny
Very hot with temperatures reaching 98°F 37°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the E to the SE at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
91°F 33°C
Sunny
Hot and sweltering around 99°F 37°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the W to the S at 9 mph 15 km/h.
Sunday, September 20, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
100°F 38°C
Partly Cloudy
Early-Evening
92°F 33°C
Cloudy
Dangerously hot with a high of 100°F 38°C (heat index near 103°F 39°C), sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds moving from the WSW to the SSW at 7 mph 11 km/h.
Monday, September 21, 2026
Mid-Morning
84°F 29°C
Overcast
Mid-Afternoon
96°F 35°C
Overcast
Early-Evening
86°F 30°C
Scattered Showers
Sizzling hot near 96°F 35°C with a heat index reaching 99°F 37°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the W to the NE at 6 mph 9 km/h.
Tuesday, September 22, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
99°F 37°C
Partly Cloudy
Early-Evening
86°F 30°C
Scattered Showers
Hot and sweltering around 99°F 37°C (heat index 102°F 39°C), scattered downpours possible, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
90°F 32°C
Partly Cloudy
Very hot with temperatures reaching 98°F 37°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds blowing from the NE at 11 mph 18 km/h.
Thursday, September 24, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Partly Cloudy
Early-Evening
85°F 30°C
Sunny
Hot and sweltering around 96°F 36°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds turning from the NE to the NNE at 8 mph 13 km/h.
Friday, September 25, 2026
Mid-Morning
78°F 26°C
Overcast
Mid-Afternoon
96°F 35°C
Cloudy
Early-Evening
85°F 30°C
Partly Cloudy
Sizzling hot with 96°F 35°C, cloudy through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds out of the NE at 10 mph 16 km/h.
Saturday, September 26, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
85°F 30°C
Sunny
Hot temperatures near 95°F 35°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the NE at 9 mph 15 km/h.
Sunday, September 27, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
88°F 31°C
Partly Cloudy
Very hot with a high of 96°F 36°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds swinging from the E to the SE at 9 mph 14 km/h.
Monday, September 28, 2026
Mid-Morning
80°F 26°C
Overcast
Mid-Afternoon
93°F 34°C
Scattered Showers
Early-Evening
80°F 26°C
Overcast
Very hot with temperatures reaching 93°F 34°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds shifting from the S to the WNW at 10 mph 15 km/h.
Tuesday, September 29, 2026
Mid-Morning
69°F 20°C
Overcast
Mid-Afternoon
79°F 26°C
Cloudy
Early-Evening
72°F 23°C
Sunny
Comfortable with temperatures reaching 79°F 26°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds turning from the ESE to the NNE at 7 mph 10 km/h.
Wednesday, September 30, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
72°F 22°C
Sunny
Quite warm around 82°F 28°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the NNE to the ENE at 8 mph 12 km/h.
Thursday, October 1, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
73°F 23°C
Sunny
Warm temperatures up to 84°F 29°C, sunny throughout the day, with steady humidity and steady pressure. Winds out of the NE at 10 mph 17 km/h.
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