January Weather in Castile, United States

Last updated: June 24, 2025

In January, the average temperature in Castile, United States hovers around -4°C (26°F). Expect chilly conditions, with minimums reaching as low as -24°C (-10°F) and occasional highs of 17°C (64°F). During this month, precipitation averages 77 mm (3.0 in) over approximately 13 days, accompanied by a high humidity level of 91%. Stay warm and prepared for a mix of winter weather!

January Temperature in Castile

In January in Castile, the average temperature is -4°C (26°F). Maximum temperatures can reach 17°C (64°F), while minimum temperatures can drop as low as -24°C (-10°F). Travelers should be prepared for a wide temperature range and pack accordingly for varying conditions.

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

The chart illustrates January temperature patterns in Castile, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castile, January typically has an average temperature of -4°C (26°F), with highs reaching up to 17°C (64°F) and lows dropping to around -24°C (-10°F).

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

January Precipitation in Castile

In Castile in January, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.

January Precipitation Trends in Castile

The chart displays monthly precipitation patterns in Castile, 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 Castile, January typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 13 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Castile

In Castile in January, humidity is 91%. With an average temperature of -4°C (26°F), this humidity feels like you are walking through a thick, icy fog, making it incredibly challenging for traveling as the cold air clings to your skin, and each breath brings a sharp chill.

January Average Humidity in Castile

This chart illustrates the average monthly humidity levels in Castile, 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 Castile is approximately 91%, 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 Castile

In Castile in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Castile, you can check the information here.

Maximum UV Index Levels in Castile for January

The chart shows the monthly maximum UV Index (UVI) for Castile 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 Castile typically reaches 3, which falls under the moderate exposure category.

Data source: Castile 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 Castile Compares to Other Months

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

This table compares monthly weather conditions in Castile, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	77 mm (3.0 inches)	91%	moderate
February Weather	-2°C (28°F)	84 mm (3.3 inches)	91%	moderate
March Weather	1°C (34°F)	76 mm (3.0 inches)	88%	high
April Weather	7°C (45°F)	112 mm (4.4 inches)	88%	very high
May Weather	14°C (58°F)	113 mm (4.4 inches)	82%	very high
June Weather	19°C (67°F)	92 mm (3.6 inches)	79%	very high
July Weather	22°C (71°F)	135 mm (5.3 inches)	77%	very high
August Weather	21°C (70°F)	93 mm (3.7 inches)	72%	very high
September Weather	17°C (63°F)	70 mm (2.8 inches)	76%	very high
October Weather	11°C (53°F)	134 mm (5.3 inches)	83%	high
November Weather	3°C (38°F)	87 mm (3.4 inches)	88%	moderate
December Weather	-1°C (31°F)	90 mm (3.5 inches)	87%	low