Plano Weather: Heat Index Hits 103 Tomorrow - Jul 1, 12 PM

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

Plano sees 86F now with mostly cloudy skies. Today’s high near 99F brings heat index to 102. Tomorrow stays hot with a high near 98F and heat index up to 103.

As of Jul 1, 12 PM local time.

Current Conditions and Today

It is currently Wednesday afternoon in Plano, with the thermometer reading 86F and a feels-like temperature of 89F. Humidity is at 55%, and winds are blowing from the south at 10 mph. The sky is mostly cloudy right now, but conditions are holding steady as we head into the afternoon.

Today, the sky will clear to sunny skies, pushing the high near 99F. The heat index will climb as high as 102. Compared to yesterday, today is 4F warmer, as yesterday’s high was 95F. Rain chances remain very low, with little to no rain expected through this evening.

Tonight and Tomorrow Outlook

Tonight, skies will become mostly clear. The low will drop to around 79F, though temperatures may rise to about 81F overnight. The heat index will stay as high as 100, with south southeast winds between 5 and 15 mph.

Tomorrow, the sun will shine with a high near 98F, which is near today’s high. The heat index will reach as high as 103, with south southeast winds of 5 to 10 mph. Temperatures will settle near 79F for the low. It is a good day for the outdoors if you can handle the heat, but stay hydrated.

Sources

National Weather Service radar

National Weather Service forecast data

Open-Meteo weather data

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5-day forecast / Plano, TX