Houston weather

Our guide to the weather in Houston during December

18

Average high

4

UV Index

113mm

Monthly rainfall

74%

Humidity

We've looked at the most up-to-date weather data for Houston, covering the last 12 years up to 2026, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Houston weather in December.

What's the temperature like in Houston during December?

The temperature reaches around 18℃ during the daytime in December, falling away to 11℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Houston during December?

On average, there will be 6 rainy days during the month, amounting to 113.2mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Houston during December?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in December. With moderate air temperatures, any breeze will feel cool.

Join the club...

Be the first to hear about discounted holidays, flash sales and amazing travel competitions to Houston!

Houston Blog posts

From the UK's most popular travel bloggers

...

10 fun things to do in Houston, Texas

7th December 2022 by Two Monkey's Travel

Houston, Texas, is among the top 4 most populated cities in the US, having approximately 2.3 million inhabitants. Its unique historical value, diversity of attractions, remarkable architecture, and state-of-the-art museums make it one of the top tourist hotspots. NASA’s Space Center and Astronaut Training Complex in Houston also draw the attention of visitors....

Weather in Houston

Our month-by-month guide to the weather and climate in Houston

16.5

Houston weather in

January
18.1

Houston weather in

February
22.5

Houston weather in

March
26.1

Houston weather in

April
30.1

Houston weather in

May
33.3

Houston weather in

June
34.2

Houston weather in

July
34.7

Houston weather in

August
31.9

Houston weather in

September
28.3

Houston weather in

October
21.8

Houston weather in

November
18.1

Houston weather in

December