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5-day forecast / Denison, TX

WednesdaySlight Chance Showers And Thunderstorms97° / 79° 20%
ThursdaySunny99° / 78° 1%
FridaySunny98° / 79°
SaturdaySunny96° / 75° 6%
SundayChance Showers And Thunderstorms94° / 76° 38%

Humidity Clings to Denison as Temps Climb Toward 99 - Jul 8, 4 AM

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

Denison faces a humid overnight with a dew point of 72F. Highs near 97 today and 99 tomorrow bring heat index values up to 102.

Briar Iverson

July 8, 20262 min read

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

*As of Jul 8, 4 AM local time.*

Current Conditions and Humidity

It is currently Wednesday overnight in Denison, and the air feels heavy with moisture. The air temperature sits at 78F, but the feels-like temperature is 79F due to the high relative humidity of 83%. The dew point is 72F, indicating a significant amount of moisture in the atmosphere. Winds are light at 7 mph with gusts reaching 10 mph, and the sky remains mostly clear.

Today and Tonight Forecast

Temperatures will rise significantly during the day. Today, expect a high near 97F with a low near 75F. The National Weather Service indicates a slight chance of showers and thunderstorms, with a 20% chance of precipitation. Heat index values are expected to reach as high as 101. Winds will be from the south southwest around 5 mph.

As evening approaches, the slight chance of showers and thunderstorms continues before 7pm. The sky will remain mostly clear with a low around 79. Heat index values may climb to 100. South winds will pick up slightly to 5 to 10 mph. The 20% chance of precipitation remains in effect for this period.

Tomorrow Outlook

Conditions will become even hotter and drier by tomorrow. The forecast calls for sunny skies with a high near 99F and a low near 78F. The chance of precipitation drops to just 1%. Heat index values are projected to reach as high as 102. Winds will shift to the south southwest around 10 mph.

Tomorrow night, skies will clear completely. Temperatures will drop to a low around 78, though they may rise to around 80 overnight. South winds will continue around 10 mph, with gusts as high as 20 mph.

Safety Reminder

With heat index values approaching 102, it is crucial to stay hydrated and limit midday exertion. Check on elderly neighbors and ensure pets have access to cool water. While there are no active weather alerts, the combination of high heat and humidity requires caution.

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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Briar Iverson

Briar Iverson covers weather, storms, and seasonal life around Denison.

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