February Weather in Charlestown, United States

Last updated: June 24, 2025

In February, the average temperature in Charlestown, United States hovers around 4°C (39°F). Expect minimums to drop as low as -17°C (2°F) and maximums to reach 26°C (79°F). The month brings about 120 mm (4.7 in) of precipitation, typically spread across 13 days, and an average humidity of 85%, creating a chilly yet picturesque atmosphere.

February Temperature in Charlestown

In February in Charlestown, the average temperature is 4°C (39°F), with maximums reaching 26°C (79°F) and minimums dropping as low as -17°C (2°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates February temperature patterns in Charlestown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Charlestown, February typically has an average temperature of 4°C (39°F), with highs reaching up to 26°C (79°F) and lows dropping to around -17°C (2°F).

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

February Precipitation in Charlestown

In Charlestown in February, the precipitation amount is 120 mm (4.7 in) spread over 13 days.

February Precipitation Trends in Charlestown

The chart displays monthly precipitation patterns in Charlestown, 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 Charlestown, February typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

February Humidity in Charlestown

In Charlestown in February, humidity is 85%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to ward off the cold and moisture.

February Average Humidity in Charlestown

This chart illustrates the average monthly humidity levels in Charlestown, 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 Charlestown is approximately 85%, 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 Charlestown

In Charlestown 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 Charlestown.

Maximum UV Index Levels in Charlestown for February

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

Data source: Charlestown 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 Charlestown Compares to Other Months

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

This table compares monthly weather conditions in Charlestown, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	85 mm (3.3 inches)	87%	moderate
February Weather	4°C (39°F)	120 mm (4.7 inches)	85%	moderate
March Weather	8°C (47°F)	134 mm (5.3 inches)	86%	high
April Weather	13°C (56°F)	137 mm (5.4 inches)	84%	very high
May Weather	19°C (67°F)	128 mm (5.1 inches)	79%	very high
June Weather	24°C (75°F)	145 mm (5.7 inches)	82%	extreme
July Weather	26°C (78°F)	95 mm (3.8 inches)	79%	very high
August Weather	24°C (76°F)	96 mm (3.8 inches)	70%	very high
September Weather	22°C (72°F)	104 mm (4.1 inches)	69%	very high
October Weather	16°C (60°F)	99 mm (3.9 inches)	76%	high
November Weather	7°C (45°F)	92 mm (3.6 inches)	88%	moderate
December Weather	5°C (40°F)	104 mm (4.1 inches)	87%	moderate