Weather World
Trinity Trail, TX 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Trinity Trail, TX Weather Forecast
Trinity Trail, TX Weather Forecast Date: 207 AM CDT Mon Sep 14 2026
The area/counties/county of: Collin, including the cities of: Plano, Mckinney, Allen, and Frisco.or toggle through each period.
Today... Sunny, hot with highs around 100. South winds 5 to 10 mph. Heat index values up to 105.
Tonight... Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph.
Tuesday... Sunny, hot with highs around 100. South winds 5 to 10 mph. Heat index values up to 108 in the afternoon.
Tuesday Night... Clear. Lows in the upper 70s. South winds 5 to 10 mph.
Wednesday... Sunny, hot with highs in the upper 90s. South winds 5 to 10 mph. Heat index values up to 107.
Wednesday Night... Mostly clear. Lows in the upper 70s.
Thursday... Sunny. Highs in the upper 90s. Heat index values up to 105.
Thursday Night... Mostly clear. Lows in the mid 70s.
Friday... Sunny. Highs in the upper 90s.
Friday Night... Mostly clear. Lows in the mid 70s.
Saturday... Sunny. Highs in the upper 90s.
Saturday Night... Mostly clear. Lows in the mid 70s.
POP = Probability of Precipitation
Trinity Trail Radar Loop
Use the map search tool if you want to place a location marker on the radar map...