January Weather in Tyler, United States

Last updated: June 24, 2025

In January, the average temperature in Tyler, United States hovers around 9°C (49°F). Expect a chilly atmosphere, with lows dipping to -12°C (11°F) and highs reaching up to 26°C (79°F). You'll likely encounter about 109 mm (4.3 in) of precipitation over 8 days, accompanied by average humidity levels of 80%. Prepare for a mix of cool weather and occasional rain!

January Temperature in Tyler

In January in Tyler, the average temperature is 9°C (49°F), with maximums reaching as high as 26°C (79°F) and minimums dropping to a chilly -12°C (11°F). It's advisable to pack layers when traveling during this time to be prepared for varying temperatures.

January Weather in Tyler: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Tyler, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tyler, January typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (79°F) and lows dropping to around -12°C (11°F).

Data source: Temperature data for Tyler generated using information from the Copernicus Climate Change Service.

January Precipitation in Tyler

In Tyler in January, the total precipitation amount is 109 mm (4.3 in) spread over 8 days.

January Precipitation Trends in Tyler

The chart displays monthly precipitation patterns in Tyler, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Tyler, January typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Tyler

In Tyler in January, humidity is 80%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting a need for layered clothing to stay comfortable while traveling.

January Average Humidity in Tyler

This chart illustrates the average monthly humidity levels in Tyler, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Tyler is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Tyler

In Tyler in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Tyler for better planning.

Maximum UV Index Levels in Tyler for January

The chart shows the monthly maximum UV Index (UVI) for Tyler in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Tyler typically reaches 4, which falls under the moderate exposure category.

Data source: Tyler January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Tyler Compares to Other Months

Weather in Tyler varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Tyler, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Tyler, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	109 mm (4.3 inches)	80%	moderate
February Weather	11°C (51°F)	147 mm (5.8 inches)	79%	high
March Weather	16°C (61°F)	127 mm (5.0 inches)	78%	very high
April Weather	18°C (66°F)	132 mm (5.2 inches)	78%	very high
May Weather	23°C (74°F)	154 mm (6.1 inches)	81%	extreme
June Weather	27°C (81°F)	107 mm (4.2 inches)	78%	extreme
July Weather	29°C (84°F)	83 mm (3.3 inches)	73%	extreme
August Weather	29°C (85°F)	71 mm (2.8 inches)	66%	extreme
September Weather	26°C (80°F)	88 mm (3.5 inches)	65%	very high
October Weather	21°C (69°F)	100 mm (3.9 inches)	72%	very high
November Weather	14°C (58°F)	64 mm (2.5 inches)	82%	high
December Weather	12°C (53°F)	118 mm (4.7 inches)	87%	moderate