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5-day forecast / Richardson, TX

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

Humidity and Heat Define Richardson Weather This Weekend - Jul 18, 8 AM

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

Richardson faces high humidity with a dew point of 73F today. Temperatures will climb near 96F with heat indices reaching 100. No severe weather alerts are in effect.

Reese Janssen

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, 8 AM local time.*

Current Conditions and Humidity

Residents in Richardson are experiencing a notably humid start to the day. As of this Saturday morning, the air temperature stands at 79F, but the heat index makes it feel like 82F. The relative humidity is sitting at 84%, with a dew point of 73F indicating significant moisture in the air.

Winds are blowing from the south southwest at 14 mph, with gusts reaching up to 23 mph. The sky remains clear overhead.

Today and Tonight Forecast

The day ahead will be mostly sunny with a high near 96F. The National Weather Service indicates that heat index values could reach as high as 100 during the afternoon hours. Winds will shift to a south southwest direction at around 10 mph, with gusts potentially hitting 20 mph. The chance of precipitation is minimal at just 2%.

As evening approaches, skies will turn mostly clear. Temperatures will drop to a low near 78F, though they may rise slightly to around 80F overnight. Heat index values will remain elevated, staying as high as 100. Winds will ease to a south direction at 5 to 10 mph, with gusts up to 20 mph. The low chance of rain persists at 2%.

Tomorrow Outlook

Sunday will bring sunny skies with a high near 97F. Conditions will remain hot and humid, with heat index values climbing as high as 102. Winds will continue from the south southwest at 5 to 10 mph.

Overnight, skies will clear with a low around 79F, rising to about 81F later in the night. Heat indices will drop slightly to around 99, with south winds maintaining 5 to 10 mph speeds.

Safety Reminder

With heat indices reaching into the low 100s, it is crucial to stay hydrated and limit prolonged outdoor exertion during the hottest parts of the day. Check on elderly neighbors and ensure pets have access to cool, shaded areas. No severe weather alerts are currently active for this area.

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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