January Weather in Farmington, United States

Last updated: June 24, 2025

In January, the average temperature in Farmington, United States hovers around -1°C (30°F). While the minimum can dip as low as -24°C (-10°F), you might also experience a maximum of 15°C (59°F). Be prepared for some precipitation, as 27 mm (1.1 in) may fall over approximately 6 days. With an average humidity of 85%, expect a chilly and damp atmosphere throughout the month!

January Temperature in Farmington

In January in Farmington, the average temperature is -1°C (30°F), with maximums reaching 15°C (59°F) and minimums dropping as low as -24°C (-10°F). Be prepared for a wide range of temperatures while traveling, and dress in layers to stay comfortable during your visit.

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

The chart illustrates January temperature patterns in Farmington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Farmington, January typically has an average temperature of -1°C (30°F), with highs reaching up to 15°C (59°F) and lows dropping to around -24°C (-10°F).

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

January Precipitation in Farmington

In Farmington in January, the precipitation amount is 27 mm (1.1 in) over a period of 6 days.

January Precipitation Trends in Farmington

The chart displays monthly precipitation patterns in Farmington, 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 Farmington, January typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 6 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 Farmington

In Farmington in January humidity is 85%. With an average temperature of -1°C (30°F), this humidity feels like a heavy, damp blanket that envelops you, making even short excursions outside feel chilling and uncomfortable.

January Average Humidity in Farmington

This chart illustrates the average monthly humidity levels in Farmington, 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 Farmington is approximately 85%, 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 Farmington

In Farmington 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 Farmington for better planning.

Maximum UV Index Levels in Farmington for January

The chart shows the monthly maximum UV Index (UVI) for Farmington 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 Farmington typically reaches 4, which falls under the moderate exposure category.

Data source: Farmington 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 Farmington Compares to Other Months

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

This table compares monthly weather conditions in Farmington, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	27 mm (1.1 inches)	85%	moderate
February Weather	2°C (36°F)	29 mm (1.1 inches)	86%	high
March Weather	7°C (45°F)	37 mm (1.5 inches)	76%	very high
April Weather	13°C (55°F)	12 mm (0.5 inches)	69%	extreme
May Weather	17°C (64°F)	21 mm (0.8 inches)	53%	extreme
June Weather	24°C (76°F)	7 mm (0.3 inches)	40%	extreme
July Weather	26°C (80°F)	21 mm (0.8 inches)	36%	extreme
August Weather	25°C (78°F)	7 mm (0.3 inches)	44%	extreme
September Weather	21°C (69°F)	25 mm (1.0 inches)	59%	very high
October Weather	12°C (54°F)	20 mm (0.8 inches)	74%	very high
November Weather	6°C (43°F)	15 mm (0.6 inches)	83%	moderate
December Weather	0°C (32°F)	25 mm (1.0 inches)	85%	moderate