2026 Climate Averages

Weather: Houston — September

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

👍 Climate Overview

September is a good time to visit Houston. Hot conditions with temperatures reaching 32°C—stay hydrated and seek shade. Rain is common, so pack an umbrella. Temperatures vary significantly between day and night—layering is recommended. Being off-peak, you'll find better deals and fewer crowds.

7.4
GoTripzi Score Great

Based on weather comfort, crowds, prices, and activity options

Avg High

32°C

Avg Low

22°C

Rainy days

11days

Daylight

12.4h

Feels like 36°C / 25°C — humidity makes it feel warmer

Rainfall

114mm

Sunshine

9.8h/day

Humidity

76%

Muggy
Sun Strength

7.3

Very High
Wind

14 km/h (gusts 29)

Is September a good time to visit Houston?

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

Now

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Feels like --
Wind --
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Local time —

Air Quality

Travel Context

  • Crowds
    Moderate
  • Travel Costs Shoulder Rates

Daylight

Sunrise

07:06

Sunset

19:30

12.4h daylight

Visiting Houston in September: Pros & Cons

Pros

  • Abundant sunshine for beach and outdoor fun
  • Fewer crowds and better hotel deals

Things to Do in September

Events & Festivals

🍽️
Houston Restaurant Weeks (Summer)
August–early September Food & Drink

Recommended for This Weather

🌅 Early morning sightseeing (before the heat)
🥾 Hiking & nature trails
🏛️ Museums & galleries
🍳 Cooking classes & food tours
🎭 Cultural tours & local experiences

Houston Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 17°C 7°C 10d (135mm) 6.3h
72% Humid
4.1 Moderate
Good
Feb 19°C 9°C 9d (62mm) 6.7h
75% Humid
4.8 Moderate
Good
Mar 24°C 14°C 11d (70mm) 8.4h
73% Humid
6.4 High
Excellent
Apr 26°C 17°C 11d (101mm) 9.1h
74% Humid
7.5 Very High
Excellent
May 30°C 21°C 14d (180mm) 10.3h
78% Muggy
8.1 Very High
Wet
Jun 32°C 24°C 14d (106mm) 11.7h
77% Muggy
9 Very High
Wet
Jul 33°C 25°C 15d (162mm) 11h
78% Muggy
8.4 Very High
Wet
Aug 34°C 25°C 16d (114mm) 11h
76% Muggy
8.4 Very High
Wet
Sep Current 32°C 22°C 11d (114mm) 9.8h
76% Muggy
7.3 Very High
Good
Oct 28°C 17°C 7d (74mm) 9.2h
72% Humid
6.3 High
Excellent
Nov 23°C 13°C 9d (110mm) 7.7h
76% Humid
4.5 Moderate
Excellent
Dec 20°C 11°C 9d (90mm) 7.1h
77% Humid
3.9 Moderate
Good

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Where to Stay

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Houston

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What to Pack for September

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Warm Moderate

🎒Personalized Packing List

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Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Houston?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is September a good time to visit Houston?
September is typically good for visiting Houston, with average highs of 32°C and around 11 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Houston in September?
Nights stay pleasantly warm in Houston during September, around 22°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.
What should I pack for Houston in September?
With highs of 32°C and lows of 22°C in September, we recommend: Compact umbrella, Waterproof jacket/shell, Lightweight breathable clothes, Sunscreen SPF 30+. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Houston in September?
Houston typically sees around 11 rainy days in September. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Houston in September?
In September, Houston gets approximately 12.4 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is September peak season in Houston?
No, September is not peak season in Houston. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: America/Chicago)

Last Updated: February 2026

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