January Weather in Farmington, United States

Last updated: June 24, 2025

In January, the average temperature in Farmington, United States hovers around -8°C (17°F). Expect chilly extremes, with minimums plummeting to -34°C (-28°F) and maximums reaching a mild 7°C (45°F). Additionally, anticipate 30 mm (1.2 in) of precipitation spread over 5 days, all while navigating a high average humidity of 87%. Prepare for a brisk and damp experience!

January Temperature in Farmington

In January in Farmington, the average temperature is -8°C (17°F), with maximums reaching 7°C (45°F) and minimums dropping as low as -34°C (-28°F). Travelers should prepare for extreme cold and dress accordingly to fully enjoy their 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 -8°C (17°F), with highs reaching up to 7°C (45°F) and lows dropping to around -34°C (-28°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 30 mm (1.2 in) over the course of 5 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 30 mm (1.2 inches) of precipitation spread over approximately 5 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 Farmington

In Farmington in January, humidity is 87%. With an average temperature of -8°C (17°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and every breath feel heavy.

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 87%, 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 is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Farmington, you can visit Hourly UV Index in Farmington.

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 2, which falls under the low 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	-8°C (17°F)	30 mm (1.2 inches)	87%	low
February Weather	-8°C (17°F)	36 mm (1.4 inches)	90%	moderate
March Weather	1°C (34°F)	60 mm (2.4 inches)	85%	moderate
April Weather	6°C (44°F)	84 mm (3.3 inches)	84%	high
May Weather	15°C (59°F)	137 mm (5.4 inches)	78%	very high
June Weather	22°C (72°F)	97 mm (3.8 inches)	80%	very high
July Weather	24°C (75°F)	106 mm (4.2 inches)	81%	very high
August Weather	22°C (71°F)	134 mm (5.3 inches)	81%	very high
September Weather	18°C (65°F)	120 mm (4.7 inches)	81%	high
October Weather	9°C (49°F)	92 mm (3.6 inches)	84%	moderate
November Weather	1°C (34°F)	36 mm (1.4 inches)	88%	moderate
December Weather	-5°C (24°F)	49 mm (1.9 inches)	84%	low