February Weather in Chelsea, United States

Last updated: June 24, 2025

In February, the average temperature in Chelsea, United States hovers around -2°C (28°F), but it can dramatically swing between a chilling -28°C (-18°F) and a surprisingly warm 19°C (67°F). Expect 67 mm (2.6 in) of precipitation over approximately 11 days, contributing to an average humidity of 87%. Be prepared for a mix of cold and damp conditions during your stay!

February Temperature in Chelsea

In February in Chelsea, the average temperature is -2°C (28°F), with maximums reaching 19°C (67°F) and minimums dropping as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures, ensuring to pack accordingly for both chilly and warmer days.

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

The chart illustrates February temperature patterns in Chelsea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chelsea, February typically has an average temperature of -2°C (28°F), with highs reaching up to 19°C (67°F) and lows dropping to around -28°C (-18°F).

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

February Precipitation in Chelsea

In Chelsea in February, the total precipitation amount is 67 mm (2.6 in) over the course of 11 days.

February Precipitation Trends in Chelsea

The chart displays monthly precipitation patterns in Chelsea, 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 Chelsea, February typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 11 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 Chelsea

In Chelsea in February, humidity is 87%. With an average temperature of -2°C (28°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

February Average Humidity in Chelsea

This chart illustrates the average monthly humidity levels in Chelsea, 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 Chelsea is approximately 87%, 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 Chelsea

In Chelsea in February, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Chelsea for better planning.

Maximum UV Index Levels in Chelsea for February

The chart shows the monthly maximum UV Index (UVI) for Chelsea 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 Chelsea typically reaches 4, which falls under the moderate exposure category.

Data source: Chelsea 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 Chelsea Compares to Other Months

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

This table compares monthly weather conditions in Chelsea, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	64 mm (2.5 inches)	88%	low
February Weather	-2°C (28°F)	67 mm (2.6 inches)	87%	moderate
March Weather	3°C (37°F)	77 mm (3.0 inches)	85%	moderate
April Weather	8°C (47°F)	90 mm (3.6 inches)	86%	very high
May Weather	15°C (60°F)	120 mm (4.7 inches)	80%	very high
June Weather	21°C (70°F)	82 mm (3.2 inches)	80%	very high
July Weather	24°C (75°F)	95 mm (3.8 inches)	80%	very high
August Weather	22°C (72°F)	65 mm (2.5 inches)	80%	very high
September Weather	19°C (66°F)	69 mm (2.7 inches)	80%	high
October Weather	12°C (54°F)	104 mm (4.1 inches)	84%	moderate
November Weather	4°C (39°F)	76 mm (3.0 inches)	89%	moderate
December Weather	0°C (33°F)	53 mm (2.1 inches)	86%	low