January Weather in Guilford, United States

Last updated: June 24, 2025

In January, the average temperature in Guilford, United States hovers around 0°C (33°F), showcasing the region's chilly climate. Expect temperatures to dip as low as -19°C (-1°F) and occasionally reach a warm 19°C (67°F). During this month, the area receives an average precipitation of 63 mm (2.5 in) over 8 days, complemented by high humidity levels of 86%, making it a notably damp time of year.

January Temperature in Guilford

In January in Guilford, the average temperature is 0°C (33°F), with maximums reaching 19°C (67°F) and minimums dropping as low as -19°C (-1°F). Be sure to pack warm layers, as conditions can vary significantly throughout the day.

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

The chart illustrates January temperature patterns in Guilford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guilford, January typically has an average temperature of 0°C (33°F), with highs reaching up to 19°C (67°F) and lows dropping to around -19°C (-1°F).

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

January Precipitation in Guilford

In Guilford in January, the precipitation amount is 63 mm (2.5 in) spread over 8 days.

January Precipitation Trends in Guilford

The chart displays monthly precipitation patterns in Guilford, 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 Guilford, January typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 8 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 Guilford

In Guilford in January humidity is 86%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that permeates your clothes, making traveling uncomfortable and necessitating warm, layered clothing to stay dry and cozy.

January Average Humidity in Guilford

This chart illustrates the average monthly humidity levels in Guilford, 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 Guilford 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 Guilford

In Guilford 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 Guilford, you can check the information here.

Maximum UV Index Levels in Guilford for January

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

Data source: Guilford 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 Guilford Compares to Other Months

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

This table compares monthly weather conditions in Guilford, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	63 mm (2.5 inches)	86%	moderate
February Weather	2°C (36°F)	101 mm (4.0 inches)	86%	moderate
March Weather	6°C (42°F)	93 mm (3.7 inches)	86%	high
April Weather	11°C (53°F)	106 mm (4.2 inches)	84%	very high
May Weather	17°C (63°F)	124 mm (4.9 inches)	78%	very high
June Weather	22°C (72°F)	95 mm (3.7 inches)	79%	very high
July Weather	25°C (77°F)	136 mm (5.4 inches)	70%	very high
August Weather	24°C (75°F)	100 mm (3.9 inches)	59%	very high
September Weather	20°C (69°F)	126 mm (5.0 inches)	68%	very high
October Weather	14°C (58°F)	107 mm (4.2 inches)	80%	high
November Weather	6°C (43°F)	84 mm (3.3 inches)	86%	moderate
December Weather	3°C (37°F)	92 mm (3.6 inches)	85%	low