February Weather in Hyannis, United States

Last updated: June 24, 2025

In Hyannis, United States during February, the average temperature is a chilly -4°C (25°F), with extremes ranging from a frosty -33°C (-28°F) to a surprisingly warm 23°C (74°F). Rainfall is modest, with 24 mm (0.9 in) expected over 6 days, and the air remains quite humid, averaging 80%.

February Temperature in Hyannis

In February in Hyannis, the average temperature is -4°C (25°F). Maximums can reach 23°C (74°F), while minimums can plunge as low as -33°C (-28°F). When planning your travels, be prepared for extreme temperature fluctuations and dress accordingly to ensure a comfortable experience.

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

The chart illustrates February temperature patterns in Hyannis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hyannis, February typically has an average temperature of -4°C (25°F), with highs reaching up to 23°C (74°F) and lows dropping to around -33°C (-28°F).

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

February Precipitation in Hyannis

In Hyannis in February, the total precipitation amount is 24 mm (0.9 in) over a span of 6 days.

February Precipitation Trends in Hyannis

The chart displays monthly precipitation patterns in Hyannis, 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 Hyannis, February typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 6 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 Hyannis

In Hyannis in February humidity is 80%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill, making traveling outdoors quite uncomfortable as the damp air clings to your skin, intensifying the cold and sapping your warmth with every gust of wind.

February Average Humidity in Hyannis

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

In Hyannis 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 Hyannis.

Maximum UV Index Levels in Hyannis for February

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

Data source: Hyannis 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 Hyannis Compares to Other Months

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

This table compares monthly weather conditions in Hyannis, 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)	14 mm (0.5 inches)	73%	moderate
February Weather	-4°C (25°F)	24 mm (0.9 inches)	80%	moderate
March Weather	3°C (38°F)	63 mm (2.5 inches)	64%	high
April Weather	7°C (44°F)	49 mm (1.9 inches)	64%	very high
May Weather	13°C (55°F)	136 mm (5.4 inches)	76%	very high
June Weather	21°C (70°F)	56 mm (2.2 inches)	79%	extreme
July Weather	23°C (74°F)	63 mm (2.5 inches)	77%	extreme
August Weather	21°C (71°F)	58 mm (2.3 inches)	79%	very high
September Weather	18°C (65°F)	46 mm (1.8 inches)	70%	very high
October Weather	8°C (46°F)	36 mm (1.4 inches)	64%	high
November Weather	3°C (38°F)	22 mm (0.9 inches)	75%	moderate
December Weather	-1°C (30°F)	21 mm (0.8 inches)	78%	moderate