USA Houston Weather in December — Climate Guide
December in Houston is high
December is high for Houston.
Mild Texas Christmas (19°C). Possible Arctic fronts (Winter Storm Uri 2021 precedent). Christmas lights at River Oaks + Memorial Houston neighborhoods + Bayou Bend Gardens. NYE Downtown + Discovery Green.
Travel score
Houston December Weather Stats
Avg High
19°C
Avg Low
9°C
Rainy Days
8
100mm total
Sunshine
6h
Daily avg
Humidity
70%
moderate
UV Index
4
Moderate
Wind
14 km/h
Gusts 40
Sea Temp
18°C
cold
Crowds
Moderate
At attractions
December Sunrise & Sunset
Air Quality
PM2.5
22 μg/m³
PM10
40 μg/m³
Status
moderate
Feels-Like Temperature & Wind
Feels like
Daytime
18°C
Nighttime
7°C
Humidity and wind affect how the actual temperature feels.
Wind
14 km/h
Max gust 40 km/h
Activities Recommended for December
December Travel Pros & Cons
Pros
- Mild 19°C Christmas
- Hotels rates moderate (post-Thanksgiving)
- Christmas lights spectacular
- Texans NFL playoff push
Cons
- NYE Downtown hotels +30%
- Possible Arctic fronts
- Daylight 10h 15min (shortest)
December Events & Festivals
- Christmas lights at Bayou Bend + The Houstonian
- Texans NFL playoff push
- NYE Downtown + Galveston
- Houston Asian American Film Festival
Houston in December — Full Picture
Mild Texas Christmas (19°C). Possible Arctic fronts (Winter Storm Uri 2021 precedent). Christmas lights at River Oaks + Memorial Houston neighborhoods + Bayou Bend Gardens. NYE Downtown + Discovery Green.
What to Wear & What to Pack
Mild winter. Light jacket + sweater + occasional warm coat.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
27.7°C
17°C
8.7/mo
Summer (Jun·Jul·Aug)
34.7°C
24.7°C
8/mo
Autumn (Sep·Oct·Nov)
27.7°C
17°C
8/mo
Winter (Dec·Jan·Feb)
Current19°C
9°C
8/mo
Houston Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 18° | 8° | 8d·90mm | 5h | 70% | 4 | Quiet | Low season | |
| 20° | 10° | 8d·80mm | 6h | 70% | 5 | Busy | Peak | |
| March (Best) | 24° | 13° | 8d·80mm | 7h | 70% | 7 | Busy | Peak |
| April (Best) | 28° | 17° | 9d·95mm | 8h | 70% | 9 | Moderate | Shoulder |
| 31° | 21° | 9d·130mm | 9h | 72% | 10 | Busy | Peak | |
| 34° | 24° | 9d·120mm | 10h | 73% | 11 | Busy | Shoulder | |
| 35° | 25° | 7d·95mm | 10h | 73% | 11 | Moderate | Shoulder | |
| 35° | 25° | 8d·105mm | 9h | 74% | 10 | Quiet | Low season | |
| 32° | 22° | 8d·130mm | 9h | 73% | 9 | Moderate | Shoulder | |
| October (Best) | 28° | 17° | 8d·110mm | 9h | 70% | 7 | Busy | Peak |
| November (Best) | 23° | 12° | 8d·90mm | 7h | 70% | 5 | Busy | Shoulder |
| 19° | 9° | 8d·100mm | 6h | 70% | 4 | Moderate | Shoulder |
View Other Months
Houston December Hotel Picks
Frequently Asked Questions
Is December a good time to visit Houston?
Houston in December is high. Tourist crowds are moderate and flight/hotel prices are shoulder.
What's the average temperature in Houston in December?
Houston December averages a high of 19°C and a low of 9°C.
Does it rain much in Houston in December?
Houston December averages 100mm of rainfall over about 8 rainy days.
What should I wear in Houston in December?
Mild winter. Light jacket + sweater + occasional warm coat.
What time are sunrise and sunset in Houston in December?
Houston December sunrise is 07:10 and sunset is 17:25, with 10h 15min of daylight.
What's the air quality like in Houston in December?
Houston December air quality (AQI) averages 65, rated Moderate. PM2.5 averages 22μg/m³.
What activities are recommended in Houston in December?
In December, Houston is great for NASA Space Center, Museum District, Christmas lights River Oaks.
Is December peak season in Houston?
Houston December crowds are moderate and prices are shoulder. You can travel relatively comfortably without long queues.
Best Months to Visit Houston
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.