February Weather in Dorchester, United States

Last updated: June 24, 2025

In Dorchester, United States, the average temperature in February hovers around -3°C (27°F), with extremes ranging from a chilly -33°C (-26°F) to a surprisingly warm 24°C (75°F). Expect about 26 mm (1.0 in) of precipitation over the course of 5 days, accompanied by a fairly high average humidity of 80%.

February Temperature in Dorchester

In February in Dorchester, the average temperature is -3°C (27°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -33°C (-26°F). Travelers should be prepared for a wide range of temperatures during this time, ensuring they pack accordingly for both warm and extremely cold conditions.

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

The chart illustrates February temperature patterns in Dorchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dorchester, February typically has an average temperature of -3°C (27°F), with highs reaching up to 24°C (75°F) and lows dropping to around -33°C (-26°F).

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

February Precipitation in Dorchester

In Dorchester in February, the precipitation amount is 26 mm (1.0 in) over the course of 5 days.

February Precipitation Trends in Dorchester

The chart displays monthly precipitation patterns in Dorchester, 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 Dorchester, February typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 5 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 Dorchester

In Dorchester in February humidity is 80%. With an average temperature of -3°C (27°F), this humidity feels like an uncomfortable chill that penetrates your clothing, making every step outside feel like a battle against the cold.

February Average Humidity in Dorchester

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

In Dorchester 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 Dorchester.

Maximum UV Index Levels in Dorchester for February

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

Data source: Dorchester 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 Dorchester Compares to Other Months

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

This table compares monthly weather conditions in Dorchester, 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)	32 mm (1.3 inches)	76%	moderate
February Weather	-3°C (27°F)	26 mm (1.0 inches)	80%	moderate
March Weather	6°C (42°F)	95 mm (3.7 inches)	73%	high
April Weather	11°C (51°F)	47 mm (1.8 inches)	74%	very high
May Weather	17°C (63°F)	145 mm (5.7 inches)	78%	very high
June Weather	25°C (77°F)	97 mm (3.8 inches)	82%	extreme
July Weather	26°C (79°F)	64 mm (2.5 inches)	83%	very high
August Weather	24°C (76°F)	82 mm (3.2 inches)	80%	very high
September Weather	21°C (70°F)	81 mm (3.2 inches)	75%	very high
October Weather	12°C (53°F)	110 mm (4.3 inches)	75%	high
November Weather	5°C (41°F)	27 mm (1.1 inches)	82%	moderate
December Weather	0°C (33°F)	40 mm (1.6 inches)	83%	moderate