Armstrong, TX 14 Day Weather - 78338 WeatherWorld.com
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Armstrong, TX Weather Forecast


Armstrong, TX Weather Forecast Dated: 100 AM Mon Sep 21 2026
Expect a hot stretch with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Monday, September 21, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
86°F 30°C
Sunny
Sizzling hot near 95°F 35°C with a heat index reaching 102°F 39°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds picking up from SSE at 5 mph 8 km/h to ESE at 16 mph 25 km/h. Gusts up to 20 mph 32 km/h.
Tuesday, September 22, 2026
Mid-Morning
85°F 29°C
Scattered Showers
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
86°F 30°C
Sunny
Hot and sweltering around 94°F 35°C (heat index 100°F 38°C), scattered downpours possible, with steady humidity and steady pressure. Winds building from SE at 5 mph 8 km/h to E at 14 mph 22 km/h. Gusts up to 24 mph 38 km/h.
Wednesday, September 23, 2026
Mid-Morning
83°F 29°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
86°F 30°C
Sunny
Very hot with a high of 93°F 34°C, feeling closer to 99°F 37°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. Winds increasing from the ENE at 4 mph 6 km/h to E at 14 mph 22 km/h. Gusts up to 23 mph 37 km/h.
Thursday, September 24, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
86°F 30°C
Sunny
Sizzling hot near 95°F 35°C with a heat index reaching 101°F 38°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds picking up from ENE at 3 mph 5 km/h to E at 14 mph 22 km/h. Gusts up to 22 mph 35 km/h.
Friday, September 25, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
86°F 30°C
Sunny
Hot and sweltering around 94°F 34°C (heat index 100°F 38°C), scattered downpours possible, with steady humidity and steady pressure. Winds building from ENE at 5 mph 8 km/h to E at 13 mph 20 km/h.
Saturday, September 26, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
85°F 30°C
Sunny
Very hot with a high of 94°F 34°C, feeling closer to 98°F 37°C in the humidity, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds E at 15 mph 24 km/h.
Sunday, September 27, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
95°F 35°C
Partly Cloudy
Early-Evening
86°F 30°C
Sunny
Sizzling hot near 95°F 35°C with a heat index reaching 102°F 39°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds picking up from SE at 5 mph 8 km/h to ESE at 16 mph 25 km/h. Gusts up to 23 mph 37 km/h.
Monday, September 28, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
85°F 30°C
Sunny
Hot and sweltering around 96°F 35°C (heat index 102°F 39°C), cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds building from SE at 7 mph 11 km/h to ESE at 16 mph 25 km/h. Gusts up to 21 mph 34 km/h.
Tuesday, September 29, 2026
Mid-Morning
84°F 29°C
Overcast
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
86°F 30°C
Sunny
Very hot with a high of 96°F 36°C, feeling closer to 104°F 40°C in the humidity, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds increasing from the SSE at 8 mph 13 km/h to SE at 16 mph 26 km/h. Gusts up to 23 mph 37 km/h.
Wednesday, September 30, 2026
Mid-Morning
85°F 29°C
Overcast
Mid-Afternoon
95°F 35°C
Overcast
Early-Evening
85°F 30°C
Overcast
Sizzling hot near 95°F 35°C with a heat index reaching 101°F 38°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds picking up from SE at 8 mph 13 km/h to ESE at 16 mph 26 km/h. Gusts up to 24 mph 38 km/h.
Thursday, October 1, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
94°F 35°C
Scattered Showers
Early-Evening
85°F 30°C
Sunny
Hot and sweltering around 94°F 35°C (heat index 100°F 38°C), scattered downpours possible, with steady humidity and steady pressure. Winds turning from the SE to the E at 15 mph 24 km/h. Gusts up to 23 mph 36 km/h.
Friday, October 2, 2026
Mid-Morning
83°F 28°C
Scattered Showers
Mid-Afternoon
94°F 34°C
Scattered Showers
Early-Evening
84°F 29°C
Sunny
Very hot with a high of 94°F 34°C, feeling closer to 98°F 37°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. Winds E at 15 mph 25 km/h. Gusts up to 20 mph 32 km/h.
Saturday, October 3, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
85°F 29°C
Sunny
Sizzling hot near 95°F 35°C with a heat index reaching 100°F 38°C, sunny throughout the day, with steady humidity and steady pressure. Winds picking up from S at 6 mph 10 km/h to SE at 15 mph 24 km/h. Gusts up to 22 mph 36 km/h.
Sunday, October 4, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
84°F 29°C
Sunny
Hot and sweltering around 95°F 35°C (heat index 101°F 38°C), sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SE to the ENE at 12 mph 18 km/h.
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