Houston · July
Run in the pre-dawn.
Average high is 91°F with a 76°F overnight low. Humidity averages 78% — the limiting factor on most runs. Expect 20 rain days — plan around the radar. Humid heat punishes mid-morning — get out before sunrise for the only truly comfortable window.
Avg high / low
91° / 76°F
Humidity
78%
Rain days
20/mo
Wind
10 mph
What July feels like in Houston
Sunrise
06:32
Mid-month average
Sunset
20:22
Mid-month average
Time-of-day breakdown
Morning
Cool relative to the day's peak, but heat builds fast. By 10 AM you're already chasing comfort.
Midday
Heat peaks here. Skip unless you've got shade and pace tolerance.
Evening
Cools off after sunset but still warm. Good for easy efforts; avoid hard intervals if you're chasing pace.
What to wear running in Houston in July
The kit for July in Houston: light, breathable, and moisture-wicking — singlet or short-sleeve only, a water-resistant cap or jacket on standby.
July vs the surrounding months
vs June
+2° avg high
+1 rain days
Houston in June →
July
91°F avg high
20 rain days
Best: pre-dawn
vs August
-1° avg high
0 rain days
Houston in August →
Frequently Asked Questions
What is the best time of day to run in Houston in July?+
Pre-dawn. Humid heat punishes mid-morning — get out before sunrise for the only truly comfortable window.
What's the average temperature in Houston in July?+
Average high 91°F, average low 76°F.
How does July compare to surrounding months in Houston?+
Compared to June (avg high 89°F), July is warmer. Compared to August (avg high 92°F), July is cooler.
Does it rain often in Houston in July?+
Expect about 20 measurable rain days in July, on average.