January Weather in Washington Boro, United States

Last updated: June 24, 2025

In January, the average temperature in Washington Boro, United States hovers around 1°C (35°F), with a chilly minimum of -15°C (5°F) and a warm maximum of 20°C (68°F). Expect about 60 mm (2.4 in) of precipitation spread over 8 days, which contributes to an average humidity of 84%. Be ready for a blend of crisp air and occasional dampness!

January Temperature in Washington Boro

In January in Washington Boro, the average temperature is 1°C (35°F). The maximum can reach 20°C (68°F), while the minimum can dip as low as -15°C (5°F). Be prepared for a wide range of temperatures, so ensure to pack both warm and light clothing for your travels.

January Weather in Washington Boro: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Washington Boro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Washington Boro, January typically has an average temperature of 1°C (35°F), with highs reaching up to 20°C (68°F) and lows dropping to around -15°C (5°F).

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

January Precipitation in Washington Boro

In Washington Boro in January, the total precipitation amount is 60 mm (2.4 in) spread over the course of 8 days.

January Precipitation Trends in Washington Boro

The chart displays monthly precipitation patterns in Washington Boro, 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 Washington Boro, January typically receives around 60 mm (2.4 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 Washington Boro

In Washington Boro in January humidity is 84%. With an average temperature of 1°C (35°F), this humidity feels like a cold, damp chill that seeps into your bones, making it feel much colder than the thermometer suggests, which can be quite uncomfortable for traveling.

January Average Humidity in Washington Boro

This chart illustrates the average monthly humidity levels in Washington Boro, 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 Washington Boro 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 Washington Boro

In Washington Boro 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 Washington Boro, you can check the information here.

Maximum UV Index Levels in Washington Boro for January

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

Data source: Washington Boro 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 Washington Boro Compares to Other Months

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

This table compares monthly weather conditions in Washington Boro, 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 (35°F)	60 mm (2.4 inches)	84%	moderate
February Weather	3°C (38°F)	101 mm (4.0 inches)	83%	moderate
March Weather	6°C (44°F)	99 mm (3.9 inches)	83%	high
April Weather	12°C (54°F)	98 mm (3.9 inches)	81%	very high
May Weather	18°C (64°F)	125 mm (4.9 inches)	78%	very high
June Weather	23°C (73°F)	97 mm (3.8 inches)	79%	very high
July Weather	26°C (79°F)	130 mm (5.1 inches)	74%	very high
August Weather	24°C (76°F)	130 mm (5.1 inches)	72%	very high
September Weather	21°C (70°F)	108 mm (4.2 inches)	75%	very high
October Weather	16°C (60°F)	101 mm (4.0 inches)	81%	high
November Weather	7°C (45°F)	88 mm (3.5 inches)	85%	moderate
December Weather	4°C (39°F)	93 mm (3.7 inches)	84%	low