January Weather in Lawrenceville, United States

Last updated: June 24, 2025

In Lawrenceville, United States, the average temperature in January hovers around 5°C (42°F). Be prepared for a wide range of temperatures, as the minimum can drop to -21°C (-5°F), while the maximum can reach a pleasant 24°C (75°F). Expect precipitation totaling 86 mm (3.4 in) over about 8 days, with an average humidity of 84% adding to the overall chilliness of the season.

January Temperature in Lawrenceville

In January in Lawrenceville, the average temperature is 5°C (42°F). Maximums can reach 24°C (75°F) and minimums can drop as low as -21°C (-5°F). Travelers should be prepared for a wide range of temperatures, so layering is essential for comfort during their stay.

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

The chart illustrates January temperature patterns in Lawrenceville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lawrenceville, January typically has an average temperature of 5°C (42°F), with highs reaching up to 24°C (75°F) and lows dropping to around -21°C (-5°F).

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

January Precipitation in Lawrenceville

In Lawrenceville in January, the precipitation amount reaches 86 mm (3.4 in) over the course of 8 days.

January Precipitation Trends in Lawrenceville

The chart displays monthly precipitation patterns in Lawrenceville, 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 Lawrenceville, January typically receives around 86 mm (3.4 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 Lawrenceville

In Lawrenceville in January, humidity is 84%. With an average temperature of 5°C (42°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier while traveling.

January Average Humidity in Lawrenceville

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

In Lawrenceville 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 Lawrenceville, you can check the information here.

Maximum UV Index Levels in Lawrenceville for January

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

Data source: Lawrenceville 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 Lawrenceville Compares to Other Months

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

This table compares monthly weather conditions in Lawrenceville, 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)	86 mm (3.4 inches)	84%	moderate
February Weather	8°C (47°F)	106 mm (4.2 inches)	84%	high
March Weather	11°C (51°F)	84 mm (3.3 inches)	84%	very high
April Weather	16°C (61°F)	106 mm (4.2 inches)	82%	very high
May Weather	21°C (69°F)	119 mm (4.7 inches)	82%	very high
June Weather	24°C (76°F)	129 mm (5.1 inches)	83%	extreme
July Weather	27°C (80°F)	113 mm (4.4 inches)	79%	extreme
August Weather	26°C (78°F)	144 mm (5.7 inches)	77%	very high
September Weather	23°C (74°F)	111 mm (4.4 inches)	75%	very high
October Weather	18°C (65°F)	100 mm (3.9 inches)	81%	very high
November Weather	10°C (51°F)	80 mm (3.2 inches)	87%	moderate
December Weather	7°C (46°F)	95 mm (3.7 inches)	85%	moderate