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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 Persist Through Weekend - Jul 10, 4 AM

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

Temperatures soar near 99F in Richardson with high humidity. No severe weather alerts are active, but heat index values will reach 103F today and tomorrow.

Reese Janssen

July 10, 20261 min read

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

*As of Jul 10, 4 AM local time.*

Current Conditions and Humidity

It is currently Friday overnight in Richardson, TX, with clear skies overhead. The air temperature stands at 84F, but the heat index makes it feel like 88F. Humidity levels are notably high, with a dew point of 70F and relative humidity at 62%. Winds are blowing from the south southwest at 11 mph, with gusts reaching 17 mph.

Today and Tonight Forecast

Today will be sunny with a high near 99F. The heat index is expected to climb as high as 103F. South southwest winds will range from 10 to 15 mph, with gusts up to 25 mph. There is a 0% chance of precipitation.

Tonight, skies will remain mostly clear. Temperatures will drop to a low around 80F, though they may rise slightly to around 82F during the overnight hours. The heat index will remain elevated, with values as high as 101F. Winds will shift to the south, maintaining speeds of 10 to 15 mph, with gusts as high as 25 mph.

Tomorrow Outlook

Tomorrow will also be sunny, with a high near 98F. The heat index will again reach as high as 103F. South winds will be around 10 mph. There is a 0% chance of rain. Tomorrow night will be mostly clear, with a low around 80F and south winds decreasing to 5 to 10 mph.

Safety Reminder

With heat index values reaching 103F, it is crucial to stay hydrated and limit midday exertion. Check on neighbors and elderly relatives who may be vulnerable to extreme heat. No severe weather alerts are currently in effect, but the persistent heat and humidity require 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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Reese Janssen

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

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