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5-day forecast / Denton, TX

MondaySunny101° / 80° 3%
TuesdaySunny105° / 83° 1%
WednesdaySunny105° / 82° 1%
ThursdaySunny102° / 81° 1%
FridaySunny102° / 83°

Denton Heat Index Hits 105F; Slight Rain Chance Today - Jul 19, 4 PM

Denton weather, updated every four hours — local forecasts you can trust.

Dangerous heat grips Denton with a heat index of 105F. A slight chance of showers and thunderstorms exists today before clearing for a hotter tomorrow.

Cody Underwood

July 19, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 19, 4 PM local time.*

Dangerous Heat and Humidity

Denton is currently under the influence of dangerous heat conditions this Sunday afternoon. The air temperature stands at 97F, but the combination of heat and moisture makes it feel significantly hotter, with a heat index of 105F. Relative humidity is at 44%, with a dew point of 72F, indicating quite humid air.

Winds are blowing from the south at 8 mph, with gusts reaching 10 mph, while the sky remains partly cloudy.

Forecast for Today and Tomorrow

Today, the high will reach near 99F, with temperatures falling to around 97F in the afternoon. There is a slight chance of showers and thunderstorms, with a 15% chance of precipitation. The National Weather Service notes a 20% chance of precipitation today, with mostly sunny skies.

Heat index values are expected to reach as high as 105F. South winds will persist at 5 to 10 mph.

Tonight, conditions will become mostly clear. The low will drop to near 79F, with temperatures rising to around 81F overnight. A slight chance of showers and thunderstorms is possible before 10pm. The heat index may remain as high as 105F. South winds will continue at 5 to 10 mph, with a 20% chance of precipitation.

Tomorrow, the heat will intensify. Skies will be sunny, with a high near 102F. The heat index is forecast to reach as high as 107F.

South southwest winds will blow at 5 to 10 mph. The chance of precipitation drops to just 1%. Temperatures will rise to around 82F overnight, with a low around 80F.

Clear skies are expected tomorrow night, with heat index values remaining high at 107F.

Safety Reminder

Given the dangerous heat index values, it is crucial to stay hydrated and limit midday exertion. Check on neighbors, especially the elderly and those without air conditioning. Avoid prolonged exposure to the sun and seek air-conditioned environments when possible. The humid conditions can make the heat feel even more oppressive, so take extra precautions to prevent heat-related illnesses.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Cody Underwood

Cody Underwood covers weather, storms, and seasonal life around Denton.

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