January Weather in Fallston, United States

Last updated: June 24, 2025

In January, the average temperature in Fallston, United States hovers around 5°C (42°F). However, be prepared for a temperature range that can dip as low as -12°C (10°F) or soar to 24°C (76°F). Expect some wet days, with 92 mm (3.6 in) of precipitation over about 9 days, and keep in mind the average humidity sits at a humid 86%.

January Temperature in Fallston

In January in Fallston, the average temperature is 5°C (42°F). Maximums can reach 24°C (76°F) and minimums can drop as low as -12°C (10°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates January temperature patterns in Fallston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fallston, January typically has an average temperature of 5°C (42°F), with highs reaching up to 24°C (76°F) and lows dropping to around -12°C (10°F).

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

January Precipitation in Fallston

In Fallston in January, the precipitation amount is 92 mm (3.6 in) during 9 days, indicating a relatively wet period for the region.

January Precipitation Trends in Fallston

The chart displays monthly precipitation patterns in Fallston, 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 Fallston, January typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 9 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 Fallston

In Fallston in January, humidity is 86%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that penetrates your layers, making outdoor activities quite uncomfortable and prompting you to seek warmth indoors more often.

January Average Humidity in Fallston

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

In Fallston 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 Fallston for better planning.

Maximum UV Index Levels in Fallston for January

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

Data source: Fallston 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 Fallston Compares to Other Months

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

This table compares monthly weather conditions in Fallston, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	92 mm (3.6 inches)	86%	moderate
February Weather	8°C (47°F)	130 mm (5.1 inches)	85%	high
March Weather	11°C (52°F)	103 mm (4.1 inches)	84%	very high
April Weather	16°C (60°F)	120 mm (4.7 inches)	82%	very high
May Weather	20°C (69°F)	124 mm (4.9 inches)	83%	very high
June Weather	24°C (75°F)	93 mm (3.7 inches)	82%	extreme
July Weather	26°C (79°F)	91 mm (3.6 inches)	80%	extreme
August Weather	25°C (77°F)	126 mm (5.0 inches)	74%	very high
September Weather	23°C (73°F)	135 mm (5.3 inches)	75%	very high
October Weather	17°C (64°F)	123 mm (4.8 inches)	79%	very high
November Weather	10°C (50°F)	91 mm (3.6 inches)	87%	moderate
December Weather	7°C (45°F)	122 mm (4.8 inches)	87%	moderate