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5-day forecast / Richardson, TX

TuesdaySunny101° / 81°
WednesdaySunny102° / 82°
ThursdayMostly Sunny102° / 83°
FridaySunny103° / 83° 4%
SaturdaySunny101° / 78° 9%

Richardson Heat and Humidity Rise: Highs Near 96°F Expected - Jul 17, 8 AM

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

Oppressive humidity lingers in Richardson with a dew point of 75°F. Temperatures will climb to near 92°F today and 96°F tomorrow, with heat indices reaching 103°F.

Reese Janssen

July 17, 20262 min read

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

*As of Jul 17, 8 AM local time.*

Oppressive Humidity and Rising Temperatures

Richardson is currently experiencing oppressively humid conditions this Friday morning. The air temperature stands at 79°F, but the high relative humidity of 89% and a dew point of 75°F make it feel like 82°F. Winds are blowing from the south at 9 mph, with gusts reaching 21 mph, while the sky remains cloudy.

As the day progresses, the heat will intensify significantly. Today is forecast to be mostly sunny with a high near 92°F. The National Weather Service indicates heat index values will climb as high as 99°F.

South winds will continue at 5 to 10 mph, with gusts potentially reaching 25 mph. The chance of precipitation is low at 10%. Temperatures will drop to a low near 77°F tonight.

Tomorrow’s Intense Heat

The heat will ramp up further tomorrow. Expect mostly sunny skies with a high near 96°F. Conditions will become even more uncomfortable, with heat index values soaring as high as 103°F.

South southwest winds will average around 10 mph, with gusts up to 20 mph. The chance of rain is minimal at 2%. Overnight, temperatures will settle near 77°F, though they may rise to around 79°F later in the night.

Heat indices will remain elevated, reaching up to 102°F, with south winds of 5 to 10 mph.

There are no active National Weather Service or NOAA weather alerts in effect for Richardson at this time. However, the combination of high temperatures and extreme humidity poses health risks. Residents should prioritize hydration by drinking plenty of water and limiting outdoor exertion during the hottest parts of the day.

Wearing lightweight, light-colored clothing and seeking air-conditioned environments during peak heat hours is strongly advised to prevent heat-related illnesses. Keep an eye on how the heat index feels rather than just the air temperature, as the latter can be misleading in such humid conditions.

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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Reese Janssen

Reese Janssen covers weather, storms, and seasonal life around Richardson.

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