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5-day forecast / Denton, TX

SaturdayMostly Sunny98° / 78° 4%
SundaySunny99° / 78° 3%
MondaySunny103° / 80° 1%
TuesdaySunny105° / 82°
WednesdaySunny105° / 82° 1%

Denton Heat Index Hits 103 Today as Temperatures Climb - Jul 18, 12 PM

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

Denton faces very hot conditions this afternoon with a heat index near 103. Highs near 97F today, rising to 99F tomorrow with no active weather alerts.

Cody Underwood

July 18, 20262 min read

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

*As of Jul 18, 12 PM local time.*

Current Conditions and Heat Index

Denton is experiencing very hot conditions this Saturday afternoon. The air temperature is currently 90F, but the heat index makes it feel like 96F. Humidity levels are notable, with a dew point of 72F and relative humidity at 56%. Winds are blowing from the south southwest at 16 mph, with gusts reaching 17 mph. The sky remains mostly clear overhead.

Forecast for Today and Tonight

The National Weather Service indicates mostly sunny skies for the rest of today, with a high near 97F. The heat index is expected to reach as high as 103 during the day. South southwest winds will decrease to around 10 mph, though gusts may still hit 20 mph. The chance of precipitation is minimal at 5%.

As evening approaches, skies will turn mostly clear. Temperatures will drop to a low near 78F, though they may rise to around 80F overnight. The heat index will remain elevated, reaching up to 100. South winds will lighten to 5 to 10 mph. Residents should note that the heat will persist through the night, keeping conditions uncomfortable.

Outlook for Tomorrow

Tomorrow will be sunny with a high near 99F. The heat index is forecast to climb to 104, making it feel even hotter than the actual air temperature. South winds will continue at 5 to 10 mph.

The chance of rain is very low at 3%. Overnight, skies will clear with a low around 79F, and temperatures may rise to 81F. The heat index will stay high at 104.

Safety Reminder

With heat index values reaching 103 today and 104 tomorrow, it is crucial to stay hydrated and limit midday exertion. Check on neighbors who may be vulnerable to extreme heat. While there are no active weather alerts, the persistent humidity and high temperatures require caution. Keep cool indoors during the peak heat hours and seek air-conditioned spaces when possible.

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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