January Weather in Truro, United States

Last updated: June 24, 2025

In January, the average temperature in Truro, United States is a brisk 2°C (37°F). Expect a chill, with minimums dipping to -12°C (11°F) and maximums reaching 12°C (54°F). During this time, 95 mm (3.7 in) of precipitation falls over approximately 11 days, contributing to an average humidity of 84%. Prepare accordingly for a refreshing, albeit damp, atmosphere!

January Temperature in Truro

In January in Truro, the average temperature is 2°C (37°F), with maximum temperatures reaching up to 12°C (54°F) and minimums dropping as low as -12°C (11°F). It’s essential to pack warm clothing for your travels during this time.

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

The chart illustrates January temperature patterns in Truro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Truro, January typically has an average temperature of 2°C (37°F), with highs reaching up to 12°C (54°F) and lows dropping to around -12°C (11°F).

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

January Precipitation in Truro

In Truro in January, the total precipitation amount is 95 mm (3.7 in) spread over 11 days.

January Precipitation Trends in Truro

The chart displays monthly precipitation patterns in Truro, 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 Truro, January typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 11 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 Truro

In Truro in January, humidity is 84%. With an average temperature of 2°C (37°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and prompting the need for layered clothing to stay warm and dry.

January Average Humidity in Truro

This chart illustrates the average monthly humidity levels in Truro, 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 Truro is approximately 84%, 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 Truro

In Truro 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 Truro, you can visit Hourly UV Index in Truro.

Maximum UV Index Levels in Truro for January

The chart shows the monthly maximum UV Index (UVI) for Truro 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 Truro typically reaches 2, which falls under the low exposure category.

Data source: Truro 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 Truro Compares to Other Months

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

This table compares monthly weather conditions in Truro, 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 (37°F)	95 mm (3.7 inches)	84%	low
February Weather	2°C (37°F)	117 mm (4.6 inches)	84%	moderate
March Weather	3°C (38°F)	119 mm (4.7 inches)	82%	moderate
April Weather	7°C (44°F)	130 mm (5.1 inches)	79%	very high
May Weather	11°C (51°F)	106 mm (4.2 inches)	75%	very high
June Weather	16°C (61°F)	88 mm (3.5 inches)	78%	very high
July Weather	20°C (69°F)	84 mm (3.3 inches)	76%	very high
August Weather	21°C (70°F)	74 mm (2.9 inches)	76%	very high
September Weather	19°C (66°F)	110 mm (4.3 inches)	75%	very high
October Weather	15°C (58°F)	161 mm (6.3 inches)	75%	high
November Weather	9°C (48°F)	105 mm (4.2 inches)	80%	moderate
December Weather	5°C (41°F)	138 mm (5.4 inches)	80%	low