HOUSTON, Texas (KIAH) The average first 100 degree day in Houston is July 19, and the last day that the city saw triple digits was back on August 29th, 2020. Houston typically sees on average about seven 100 degree days throughout the year. The last year the city went without any 100 degree days was back in 2014.
NO WAIT WEATHER + TRAFFIC
Countdown to end of hurricane season