February Weather in New Castle, United States

Last updated: June 24, 2025

In February, the average temperature in New Castle, United States hovers around -4°C (25°F), with extremes ranging from a brisk -23°C (-9°F) to a milder 14°C (58°F). Expect 73 mm (2.9 in) of precipitation over approximately 13 days, coupled with high average humidity at 89%.

February Temperature in New Castle

In February in New Castle, the average temperature is -4°C (25°F), with a maximum reaching 14°C (58°F) and a minimum dropping as low as -23°C (-9°F). Travelers should be prepared for a wide range of temperatures and dress in layers to ensure comfort during their visit.

February Weather in New Castle: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in New Castle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Castle, February typically has an average temperature of -4°C (25°F), with highs reaching up to 14°C (58°F) and lows dropping to around -23°C (-9°F).

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

February Precipitation in New Castle

In New Castle in February, the precipitation amount is 73 mm (2.9 in) over the course of 13 days.

February Precipitation Trends in New Castle

The chart displays monthly precipitation patterns in New Castle, 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 New Castle, February typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 13 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 New Castle

In New Castle in February humidity is 89%. With an average temperature of -4°C (25°F), this humidity feels like an intense chill that seeps into your bones, making traveling uncomfortable as you navigate through the damp, cold air.

February Average Humidity in New Castle

This chart illustrates the average monthly humidity levels in New Castle, 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 New Castle is approximately 89%, 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 New Castle

In New Castle in February, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in New Castle, you can refer to this Hourly UV Index in New Castle.

Maximum UV Index Levels in New Castle for February

The chart shows the monthly maximum UV Index (UVI) for New Castle 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 New Castle typically reaches 6, which falls under the high exposure category.

Data source: New Castle 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 New Castle Compares to Other Months

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

This table compares monthly weather conditions in New Castle, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	55 mm (2.2 inches)	90%	moderate
February Weather	-4°C (25°F)	73 mm (2.9 inches)	89%	high
March Weather	1°C (33°F)	61 mm (2.4 inches)	81%	very high
April Weather	4°C (39°F)	48 mm (1.9 inches)	74%	extreme
May Weather	10°C (50°F)	43 mm (1.7 inches)	58%	extreme
June Weather	17°C (63°F)	18 mm (0.7 inches)	47%	extreme
July Weather	21°C (70°F)	13 mm (0.5 inches)	39%	extreme
August Weather	20°C (68°F)	13 mm (0.5 inches)	39%	extreme
September Weather	16°C (60°F)	18 mm (0.7 inches)	53%	very high
October Weather	6°C (43°F)	60 mm (2.4 inches)	72%	high
November Weather	0°C (32°F)	39 mm (1.6 inches)	84%	moderate
December Weather	-6°C (22°F)	55 mm (2.2 inches)	90%	moderate