Tuesday, July 21, 2026 · Hour-by-hour forecast updated 8:26 AM CDT
76°F and partly cloudy at peak. Wind 5 mph from the WSW, dew point 71°F.
FitCast texts you tomorrow's hour-by-hour forecast every evening so you know exactly what to expect before your alarm goes off.
Based on today's FitScore analysis, the best time to run is 5 AM with a peak FitScore of 52/100. Check the hourly breakdown above for detailed conditions throughout the day.
The best months for running in Houston are November, December, February, March. The most challenging months are typically June, July, August. Humidity is brutal — dew points above 70°F are routine. Pre-dawn only.
FitScore rates each hour from 0–100 for outdoor exercise based on temperature, humidity, dew point, wind, precipitation probability, UV index, and air quality. Higher scores mean better conditions.