January Weather in Sterling, United States

Last updated: June 24, 2025

In January, the average temperature in Sterling, United States hovers around 2°C (36°F). Variations can be dramatic, with minimums dipping to -16°C (4°F) and maximums reaching up to 21°C (70°F). Expect 59 mm (2.3 in) of precipitation over 7 days, contributing to a relatively high average humidity of 86%. Prepare accordingly for a mix of winter chill and occasional warmth!

January Temperature in Sterling

In January in Sterling, the average temperature is 2°C (36°F). Maximums can reach 21°C (70°F), while minimums can drop as low as -16°C (4°F). Be prepared for a wide range of temperatures during your travels, so pack accordingly!

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

The chart illustrates January temperature patterns in Sterling, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sterling, January typically has an average temperature of 2°C (36°F), with highs reaching up to 21°C (70°F) and lows dropping to around -16°C (4°F).

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

January Precipitation in Sterling

In Sterling in January, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.

January Precipitation Trends in Sterling

The chart displays monthly precipitation patterns in Sterling, 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 Sterling, January typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 7 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 Sterling

In Sterling in January, humidity is 86%. With an average temperature of 2°C (36°F), this humidity feels like a biting chill that clings to your skin, making outdoor exploration uncomfortable and dampening any enthusiasm for travel.

January Average Humidity in Sterling

This chart illustrates the average monthly humidity levels in Sterling, 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 Sterling is approximately 86%, 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 Sterling

In Sterling 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 Sterling, you can check the information here.

Maximum UV Index Levels in Sterling for January

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

Data source: Sterling 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 Sterling Compares to Other Months

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

This table compares monthly weather conditions in Sterling, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	59 mm (2.3 inches)	86%	moderate
February Weather	5°C (41°F)	97 mm (3.8 inches)	86%	moderate
March Weather	8°C (46°F)	83 mm (3.3 inches)	86%	high
April Weather	13°C (56°F)	100 mm (3.9 inches)	84%	very high
May Weather	19°C (66°F)	131 mm (5.2 inches)	78%	very high
June Weather	24°C (75°F)	110 mm (4.3 inches)	79%	very high
July Weather	27°C (80°F)	126 mm (5.0 inches)	70%	very high
August Weather	25°C (77°F)	137 mm (5.4 inches)	59%	very high
September Weather	22°C (71°F)	102 mm (4.0 inches)	68%	very high
October Weather	16°C (62°F)	105 mm (4.1 inches)	80%	high
November Weather	8°C (47°F)	87 mm (3.4 inches)	86%	moderate
December Weather	4°C (40°F)	92 mm (3.6 inches)	85%	moderate