Houston weather in September
Hot and humid, with regular rainfall. Average highs of 31°C and lows of 23°C, with around 15 rainy days expected throughout the month.
While September isn't our top-rated month for Houston, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
31°C
Average low
23°C
Rainy days
15 days
Best months to visit
April, October
What to do in Houston in September
Whatever the weather, Houston rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.
Browse other months
January
17C
Cool, with some rainy days.
February
19C
Mild and comfortable, with some rainy days.
March
22C
Mild and comfortable, with some rainy days.
Recommended
April
25C
Warm and pleasant, with some rainy days.
May
29C
Warm and pleasant, with regular rainfall.
June
32C
Hot and humid, with regular rainfall.
July
33C
Hot and humid, with regular rainfall.
August
33C
Hot and humid, with regular rainfall.
September (you are here)
31C
Hot and humid, with regular rainfall.
Recommended
October
27C
Warm and pleasant, with some rainy days.
November
21C
Mild and comfortable, with some rainy days.
December
19C
Mild and comfortable, with some rainy days.
Book your September trip to Houston
Find hotels, tours and experiences for the perfect escape.
