Houston Weather in January
January in Houston brings moderate temperatures, with highs of 17°C (63°F) and nights dropping to 7°C (45°F). Rainfall is on the higher side this month, averaging around 101 mm (4 in), so keep a rain jacket handy.
Rainfall in Houston in January
Past climate data indicates that roughly 10 days will see rain, totalling around 101 mm (4 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Houston in January
Daytime highs in Houston in January reach 17°C (63°F), with nights around 7°C (45°F). January is part of the winter season. Conditions are often most pleasant around the middle of the day. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. Expect mild temperatures during this month, but it stays comfortably warm and inviting. It is the coolest month of the year.
Sunshine in Houston in January
The area enjoys a moderate level of sunlight, with around 142 hours. It's a good balance between sunny and cloudy days.
Wind Speed in Houston in January
January has wind speeds averaging 4 m/s (8 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.For Houston itself, March generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Houston's climate page.
Houston Temperature in January
Min Temperature
7°C (45°F)
Max Temperature
17°C (63°F)
Chance of Rain
32%
Precipitation
101 mm (4 in)
Rainy days
10 days
Humidity
75%
Windspeed
4 m/s (8 knots)
Sunshine
142 hours
Percentage Sunshine
44%
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Houston typically stay consistent throughout January, with daily highs averaging around 17°C (63°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 8°C (46°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Houston in January
Browse day-by-day weather records for Houston spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Houston historical weather extremes in January
The extremes listed below come from historical weather data collected in Houston from 1976 through 2025.
- The warmest day in January was on January 3, 1989, with a maximum of 28°C (82°F).
- Nighttime temperatures dropped to -10°C (14°F) on January 11, 1982, marking the coldest January night on record.
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Houston in January
Pleasant temperatures in January mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Houston in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Houston's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Houston climate overview or explore weather in the United States of America.
