January Weather in Sterling, United States

Last updated: June 24, 2025

In January, the average temperature in Sterling, United States hovers around -7°C (19°F), with a notable range that sees minimums drop to -28°C (-18°F) and maximums climb to 8°C (46°F). Expect a fair share of precipitation, averaging 53 mm (2.1 in) over 10 days, paired with a high average humidity of 95%, making it a particularly chilly and damp time of year.

January Temperature in Sterling

In January in Sterling, the average temperature is -7°C (19°F). The maximum can reach 8°C (46°F), while the minimum can drop as low as -28°C (-18°F). It's advisable to pack warm clothing and be prepared for cold conditions when traveling during this time.

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 -7°C (19°F), with highs reaching up to 8°C (46°F) and lows dropping to around -28°C (-18°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 53 mm (2.1 in) spread over a duration of 10 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 53 mm (2.1 inches) of precipitation spread over approximately 10 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 95%. With an average temperature of -7°C (19°F), this humidity feels like a biting chill that seeps into your bones, making travel quite uncomfortable and urging you to seek the warmth of indoor spaces.

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 95%, 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 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Sterling.

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 1, which falls under the low 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	-7°C (19°F)	53 mm (2.1 inches)	95%	low
February Weather	-5°C (23°F)	50 mm (1.9 inches)	95%	low
March Weather	-3°C (27°F)	39 mm (1.5 inches)	90%	moderate
April Weather	4°C (39°F)	36 mm (1.4 inches)	82%	moderate
May Weather	10°C (49°F)	67 mm (2.6 inches)	85%	high
June Weather	13°C (56°F)	66 mm (2.6 inches)	95%	high
July Weather	16°C (61°F)	75 mm (2.9 inches)	100%	high
August Weather	15°C (59°F)	98 mm (3.9 inches)	99%	high
September Weather	11°C (51°F)	113 mm (4.4 inches)	97%	moderate
October Weather	5°C (42°F)	127 mm (5.0 inches)	93%	low
November Weather	-2°C (28°F)	91 mm (3.6 inches)	97%	low
December Weather	-3°C (26°F)	110 mm (4.3 inches)	98%	low