January Weather in Cotulla, United States

Last updated: June 24, 2025

In January, the average temperature in Cotulla, United States hovers around 14°C (57°F). Expect a minimum chill of -5°C (24°F) and occasional peaks reaching 33°C (91°F). With 22 mm (0.9 in) of precipitation spread over 4 days, you'll experience a relatively humid atmosphere with an average humidity of 79%.

January Temperature in Cotulla

In January in Cotulla, the average temperature is 14°C (57°F). Maximum temperatures can reach 33°C (91°F), while the minimum can drop as low as -5°C (24°F). Travelers should be prepared for a wide range of temperatures, making it essential to pack accordingly.

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

The chart illustrates January temperature patterns in Cotulla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cotulla, January typically has an average temperature of 14°C (57°F), with highs reaching up to 33°C (91°F) and lows dropping to around -5°C (24°F).

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

January Precipitation in Cotulla

In Cotulla in January, the precipitation amount is 22 mm (0.9 in) over a duration of 4 days.

January Precipitation Trends in Cotulla

The chart displays monthly precipitation patterns in Cotulla, 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 Cotulla, January typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 4 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 Cotulla

In Cotulla in January humidity is 79%. With an average temperature of 14°C (57°F), this humidity feels like a warm, sticky embrace that can make even short strolls feel exhausting, creating a sense of heaviness in the air that might dampen your adventurous spirit while exploring.

January Average Humidity in Cotulla

This chart illustrates the average monthly humidity levels in Cotulla, 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 Cotulla is approximately 79%, 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 Cotulla

In Cotulla in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Cotulla.

Maximum UV Index Levels in Cotulla for January

The chart shows the monthly maximum UV Index (UVI) for Cotulla 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 Cotulla typically reaches 5, which falls under the moderate exposure category.

Data source: Cotulla 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 Cotulla Compares to Other Months

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

This table compares monthly weather conditions in Cotulla, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	22 mm (0.9 inches)	79%	moderate
February Weather	16°C (60°F)	29 mm (1.1 inches)	79%	very high
March Weather	21°C (70°F)	33 mm (1.3 inches)	74%	very high
April Weather	24°C (75°F)	46 mm (1.8 inches)	76%	extreme
May Weather	27°C (82°F)	108 mm (4.2 inches)	81%	extreme
June Weather	30°C (87°F)	45 mm (1.8 inches)	76%	extreme
July Weather	31°C (89°F)	48 mm (1.9 inches)	66%	extreme
August Weather	32°C (90°F)	31 mm (1.2 inches)	58%	extreme
September Weather	29°C (84°F)	116 mm (4.6 inches)	65%	extreme
October Weather	24°C (76°F)	52 mm (2.0 inches)	74%	very high
November Weather	18°C (65°F)	30 mm (1.2 inches)	81%	high
December Weather	15°C (60°F)	23 mm (0.9 inches)	86%	moderate