January Weather in Crofton, United States

Last updated: June 24, 2025

In January, the average temperature in Crofton, United States hovers around 3°C (38°F). Visitors should be prepared for a temperature range that can drop to a brisk -19°C (-2°F) at its coldest and soar to a pleasant 21°C (70°F) at its warmest. During this month, expect 96 mm (3.8 in) of precipitation spread over approximately 9 days, coupled with a high average humidity of 86%.

January Temperature in Crofton

In January in Crofton, the average temperature is 3°C (38°F), with maximums reaching up to 21°C (70°F) and minimums dropping as low as -19°C (-2°F). Travelers should be prepared for a wide range of temperatures during this month.

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

The chart illustrates January temperature patterns in Crofton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Crofton, January typically has an average temperature of 3°C (38°F), with highs reaching up to 21°C (70°F) and lows dropping to around -19°C (-2°F).

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

January Precipitation in Crofton

In Crofton in January, the total precipitation amount is 96 mm (3.8 in) spread over a period of 9 days.

January Precipitation Trends in Crofton

The chart displays monthly precipitation patterns in Crofton, 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 Crofton, January typically receives around 96 mm (3.8 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 Crofton

In Crofton in January humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

January Average Humidity in Crofton

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

In Crofton 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 Crofton, you can check the information here.

Maximum UV Index Levels in Crofton for January

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

Data source: Crofton 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 Crofton Compares to Other Months

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

This table compares monthly weather conditions in Crofton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	96 mm (3.8 inches)	86%	moderate
February Weather	5°C (42°F)	157 mm (6.2 inches)	84%	high
March Weather	10°C (51°F)	136 mm (5.4 inches)	84%	high
April Weather	14°C (58°F)	151 mm (6.0 inches)	80%	very high
May Weather	21°C (69°F)	124 mm (4.9 inches)	82%	very high
June Weather	25°C (77°F)	124 mm (4.9 inches)	83%	extreme
July Weather	27°C (80°F)	107 mm (4.2 inches)	79%	very high
August Weather	25°C (78°F)	120 mm (4.7 inches)	76%	very high
September Weather	23°C (74°F)	100 mm (3.9 inches)	75%	very high
October Weather	17°C (62°F)	112 mm (4.4 inches)	74%	high
November Weather	8°C (47°F)	92 mm (3.6 inches)	85%	moderate
December Weather	6°C (43°F)	121 mm (4.8 inches)	88%	moderate