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5-day forecast / Richardson, TX

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

Humidity Clings to Richardson as Temps Climb Toward 99 - Jun 30, 8 AM

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

Richardson faces a humid start with a dew point of 73F. Highs near 98F today and 99F tomorrow bring heat index values up to 102F with no severe alerts.

Reese Janssen

June 30, 20262 min read

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

As of Jun 30, 8 AM local time.

Current Conditions and Humidity

Residents in Richardson, TX, are waking up to a notably muggy morning. The air temperature currently sits at 79F, but the high relative humidity of 84% makes it feel like 82F. A dew point of 73F confirms the heavy moisture in the air. Winds are blowing from the south at 8 mph, with gusts reaching 18 mph, while the sky remains partly cloudy.

Today and Tonight Forecast

The sun will break through to create a sunny day today. Temperatures will rise to a high near 98F. While the chance of precipitation is only 1%, the heat index will climb to as high as 101F. Winds will strengthen from the south, ranging between 10 to 15 mph, with gusts as high as 25 mph.

As evening approaches, the sky will become mostly clear. Temperatures will drop to a low near 79F, though they may rise slightly to around 81F overnight. The heat index will remain elevated, reaching up to 99F. South southeast winds will continue at 10 to 15 mph, with gusts up to 25 mph.

Tomorrow Outlook

Tomorrow will be sunny with a high near 99F. The heat index is expected to peak at 102F. South winds will persist around 10 mph, with gusts as high as 20 mph. Overnight, conditions will turn mostly clear with a low around 80F. The heat index will stay near 99F, with south winds slowing to 5 to 10 mph and gusts up to 20 mph.

Safety and Alerts

There are no active National Weather Service or NOAA weather alerts in effect for this area. However, the combination of high temperatures and significant humidity requires caution. Heat index values exceeding 100F can lead to heat exhaustion or heat stroke with prolonged exposure.

It is advisable to stay hydrated and limit strenuous outdoor activities during the hottest parts of the day. Keep an eye on how the heat feels rather than just the air temperature, as the humidity significantly impacts how your body regulates heat.

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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