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Plano, TX Weather Tomorrow

Know what to expect with tomorrow's Plano weather and the next 5 days of forecasts covering precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Plano area and around Denton county, Texas.
Updated: Tue Sep 29th 2026 4:30 PM CDT
Plano, TX Weather – 9-29 – Overcast
93° / 78°
Overcast
In Plano, it will be overcast with highs near 93°F and lows around 78°F. There might be light rainfall having a 17% chance with an estimated 0.01in. Wind will be moderate, blowing around 18mph on average and gusts of 27.3mph at 10 PM. Humidity levels should be comfortable, sitting around 44% on average, the maximum being 42% at 11 PM and 28% being its lowest at 6 PM. Barometric pressure is its highest of 29.77inHg at 11 PM, a lowest point of 29.72inHg at 6 PM with an avg 29.74inHg.
Plano, TX Weather – 9-30 – Overcast
92° / 77°

Weather Tomorrow

Overcast
Skies will be overcast in Plano, with a high of 92°F and a low of 77°F. Rainfall predicted to have a 64% chance with an estimated 0.11in. Wind will be moderate, blowing around 18mph on average and gusts of 29.6mph at 11 PM. Humidity levels should be comfortable, sitting around 58% on average, the maximum being 77% at 8 AM and 40% being its lowest at 3 PM. Barometric pressure is its highest of 29.81inHg at 8 AM, a lowest point of 29.65inHg at 5 PM with an avg 29.74inHg.
Plano, TX Weather – 10-1 – Moderate Or Heavy Rain Shower
78° / 70°
Moderate Or Heavy Rain Shower
Daytime highs will reach 78°F with lows dropping to 70°F in Plano, where it will rain at times. The chance of rain is 92% with an estimated 3.89in. Wind will be moderate, blowing around 13mph on average and gusts of 28.9mph at 12 AM. High humidity with average of 90% is anticipated, the maximum being 98% at 10 AM and 77% being its lowest at 12 AM. Barometric pressure is its highest of 29.88inHg at 11 PM, a lowest point of 29.74inHg at 4 AM with an avg 29.79inHg.
Plano, TX Weather – 10-2 – Scattered Showers
80° / 70°
Scattered Showers
Daytime highs will reach 80°F with lows dropping to 70°F in Plano, where showers likely at times. The chance of rain is 84% with an estimated 0.46in. Winds will be light at 10mph and gusts of 17.4mph at 3 PM. High humidity with average of 83% is anticipated, the maximum being 90% at 11 PM and 67% being its lowest at 5 PM. Barometric pressure is its highest of 30.03inHg at 11 PM, a lowest point of 29.87inHg at 12 AM with an avg 29.95inHg.
Plano, TX Weather – 10-3 – Overcast
78° / 70°
Overcast
Plano could see cloud-filled skies with daytime highs of 78°F and nighttime lows near 70°F. Rainfall predicted to have a 64% chance with an estimated 0.03in. Winds will be light at 9mph and gusts of 16.4mph at 1 AM. High humidity with average of 82% is anticipated, the maximum being 92% at 3 AM and 67% being its lowest at 5 PM. Barometric pressure is its highest of 30.06inHg at 10 AM, a lowest point of 29.97inHg at 5 PM with an avg 30.02inHg.
Plano, TX Weather – 10-4 – Sunny
83° / 69°
Sunny
In Plano, sunshine is likely with a high near 83°F and a low around 69°F. There's a very small chance of rainfall, only about 8% with an estimated 0in. Wind will be moderate, blowing around 13mph on average and gusts of 24.4mph at 10 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 80% at 3 AM and 42% being its lowest at 4 PM. Barometric pressure is its highest of 30.13inHg at 10 AM, a lowest point of 30.04inHg at 4 PM with an avg 30.08inHg.

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