February Weather in Old Greenwich, United States

Last updated: June 24, 2025

In February, the average temperature in Old Greenwich, United States is a brisk 2°C (36°F). Expect a range of temperatures, with a minimum of -16°C (3°F) and a maximum of 19°C (67°F). Brace for some rain, as the area receives 101 mm (4.0 in) of precipitation over approximately 11 days. With an average humidity of 82%, you can count on a chill in the air!

February Temperature in Old Greenwich

In February in Old Greenwich, the average temperature is 2°C (36°F), with maximums reaching up to 19°C (67°F) and minimums dropping as low as -16°C (3°F). Travelers should be prepared for significant temperature fluctuations, making it essential to dress in layers for comfort during their visit.

February Weather in Old Greenwich: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Old Greenwich, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Old Greenwich, February typically has an average temperature of 2°C (36°F), with highs reaching up to 19°C (67°F) and lows dropping to around -16°C (3°F).

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

February Precipitation in Old Greenwich

In Old Greenwich in February, the precipitation amount is 101 mm (4.0 in) spread over 11 days.

February Precipitation Trends in Old Greenwich

The chart displays monthly precipitation patterns in Old Greenwich, 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 Old Greenwich, February typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 11 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 Old Greenwich

In Old Greenwich in February humidity is 82%. With an average temperature of 2°C (36°F), this humidity feels like a damp chill that clings to your skin, making even brief outings feel uncomfortable and penetrating.

February Average Humidity in Old Greenwich

This chart illustrates the average monthly humidity levels in Old Greenwich, 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 Old Greenwich is approximately 82%, 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 Old Greenwich

In Old Greenwich 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 Old Greenwich.

Maximum UV Index Levels in Old Greenwich for February

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

Data source: Old Greenwich 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 Old Greenwich Compares to Other Months

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

This table compares monthly weather conditions in Old Greenwich, 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 (34°F)	69 mm (2.7 inches)	84%	moderate
February Weather	2°C (36°F)	101 mm (4.0 inches)	82%	moderate
March Weather	5°C (41°F)	93 mm (3.7 inches)	81%	high
April Weather	10°C (50°F)	116 mm (4.6 inches)	78%	very high
May Weather	15°C (60°F)	112 mm (4.4 inches)	69%	very high
June Weather	21°C (70°F)	93 mm (3.7 inches)	69%	very high
July Weather	25°C (77°F)	139 mm (5.5 inches)	62%	very high
August Weather	24°C (75°F)	118 mm (4.6 inches)	65%	very high
September Weather	21°C (69°F)	93 mm (3.6 inches)	68%	very high
October Weather	15°C (60°F)	131 mm (5.2 inches)	74%	high
November Weather	8°C (47°F)	90 mm (3.6 inches)	82%	moderate
December Weather	3°C (39°F)	113 mm (4.5 inches)	80%	low