February Weather in Princeton, United States

Last updated: June 24, 2025

In Princeton, United States, the average temperature for February is a chilly -2°C (28°F). While the temperatures can dip to a frigid -26°C (-15°F), they can also soar to a surprisingly warm 23°C (73°F). Expect 44 mm (1.7 in) of precipitation over 8 days, with an average humidity of 80%, creating a brisk yet intriguing atmosphere!

February Temperature in Princeton

In February in Princeton, the average temperature is -2°C (28°F), with maximums reaching 23°C (73°F) and minimums dropping to as low as -26°C (-15°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack for both warmth and potential mild weather.

February Weather in Princeton: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Princeton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Princeton, February typically has an average temperature of -2°C (28°F), with highs reaching up to 23°C (73°F) and lows dropping to around -26°C (-15°F).

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

February Precipitation in Princeton

In Princeton in February, the total precipitation amount is 44 mm (1.7 in) over a duration of 8 days.

February Precipitation Trends in Princeton

The chart displays monthly precipitation patterns in Princeton, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Princeton, February typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

February Humidity in Princeton

In Princeton in February, humidity is 80%. With an average temperature of -2°C (28°F), this humidity feels like a sharp, biting chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers to ward off the damp cold.

February Average Humidity in Princeton

This chart illustrates the average monthly humidity levels in Princeton, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Princeton is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Princeton

In Princeton in February, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Princeton.

Maximum UV Index Levels in Princeton for February

The chart shows the monthly maximum UV Index (UVI) for Princeton in February, 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 February, the maximum UV index in Princeton typically reaches 5, which falls under the moderate exposure category.

Data source: Princeton February 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 February Weather in Princeton Compares to Other Months

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

This table compares monthly weather conditions in Princeton, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	48 mm (1.9 inches)	78%	moderate
February Weather	-2°C (28°F)	44 mm (1.7 inches)	80%	moderate
March Weather	6°C (42°F)	103 mm (4.0 inches)	77%	high
April Weather	10°C (51°F)	78 mm (3.1 inches)	77%	very high
May Weather	18°C (64°F)	158 mm (6.2 inches)	77%	very high
June Weather	24°C (76°F)	124 mm (4.9 inches)	81%	extreme
July Weather	26°C (78°F)	106 mm (4.2 inches)	81%	extreme
August Weather	24°C (75°F)	88 mm (3.5 inches)	77%	very high
September Weather	21°C (70°F)	119 mm (4.7 inches)	73%	very high
October Weather	12°C (54°F)	154 mm (6.1 inches)	75%	high
November Weather	5°C (40°F)	55 mm (2.2 inches)	85%	moderate
December Weather	1°C (34°F)	34 mm (1.4 inches)	83%	moderate