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Sebastian, TX Weather Forecast for 5-Days

Updated: Mon May 18th 2026 4:00 AM CDT

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Sebastian, TX Weather – 5-18 – Scattered Showers
97° / 76°
Scattered Showers
Sebastian is set for scattered showers with temperatures peaking at 97°F and dipping to 76°F. The chance of rain is 89% with an estimated 0.06in. Winds will be strong at speeds peaking at 23mph and gusts of 29mph at 5 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 86% at 7 AM and 46% being its lowest at 5 PM. Barometric pressure is its highest of 29.86inHg at 10 PM, a lowest point of 29.7inHg at 5 PM with an avg 29.76inHg.
Sebastian, TX Weather – 5-19 – Scattered Showers
95° / 74°

Weather Tomorrow

Scattered Showers
Sebastian could see scattered showers with daytime highs of 95°F and nighttime lows near 74°F. The chance of rain is 88% with an estimated 0.19in. Winds will be strong at speeds peaking at 23mph and gusts of 40.4mph at 1 AM. The humidity will be on the higher side, averaging about 63%, the maximum being 83% at 12 AM and 45% being its lowest at 2 PM. Barometric pressure is its highest of 29.91inHg at 10 PM, a lowest point of 29.76inHg at 7 PM with an avg 29.85inHg.
Sebastian, TX Weather – 5-20 – Scattered Showers
94° / 75°
Scattered Showers
In Sebastian, passing showers are likely with a high near 94°F and a low around 75°F. The chance of rain is 87% with an estimated 0in. Wind will be moderate, blowing around 17mph on average and gusts of 20mph at 10 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 95% at 7 AM and 39% being its lowest at 5 PM. Barometric pressure is its highest of 29.94inHg at 1 AM, a lowest point of 29.81inHg at 7 PM with an avg 29.88inHg.
Sebastian, TX Weather – 5-21 – Scattered Showers
92° / 78°
Scattered Showers
Sebastian is set for passing showers with temperatures peaking at 92°F and dipping to 78°F. The chance of rain is 89% with an estimated 0.18in. Wind will be moderate, blowing around 20mph on average and gusts of 27.9mph at 8 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 89% at 7 AM and 49% being its lowest at 4 PM. Barometric pressure is its highest of 29.86inHg at 10 PM, a lowest point of 29.74inHg at 6 PM with an avg 29.8inHg.
Sebastian, TX Weather – 5-22 – Sunny
94° / 72°
Sunny
Daytime highs will reach 94°F with lows dropping to 72°F in Sebastian, where bright and sunny conditions. Wind will be moderate, blowing around 18mph on average and gusts of 22.5mph at 7 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 88% at 6 AM and 43% being its lowest at 4 PM. Barometric pressure is its highest of 29.85inHg at 7 AM, a lowest point of 29.73inHg at 7 PM with an avg 29.8inHg.
Sebastian, TX Weather – 5-23 – Scattered Showers
93° / 76°
Scattered Showers
In Sebastian, showers likely at times with highs near 93°F and lows around 76°F. Rainfall predicted to have a 73% chance with an estimated 0.01in. Wind will be moderate, blowing around 18mph on average and gusts of 25.2mph at 10 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 96% at 7 AM and 48% being its lowest at 4 PM. Barometric pressure is its highest of 29.87inHg at 10 AM, a lowest point of 29.77inHg at 7 PM with an avg 29.82inHg.

Currently

Cloudy 82°F
29.81 inHg.
Barometer
82%
Humidity
S 19.8 mph
Wind
Cloudy

5 Day Forecast Nearby

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