February Weather in Stonington, United States

Last updated: June 24, 2025

In Stonington, United States, the average temperature in February hovers around -1°C (30°F), with minimums dipping to -15°C (6°F) and maximums reaching 9°C (49°F). Expect 105 mm (4.1 in) of precipitation spread over 11 days, coupled with an average humidity of 88%. Prepare for a chilly, damp month!

February Temperature in Stonington

In February in Stonington, the average temperature is -1°C (30°F), with maximums reaching 9°C (49°F) and minimums dropping as low as -15°C (6°F). Be sure to pack warm clothing if you're planning to visit during this chilly period.

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

The chart illustrates February temperature patterns in Stonington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stonington, February typically has an average temperature of -1°C (30°F), with highs reaching up to 9°C (49°F) and lows dropping to around -15°C (6°F).

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

February Precipitation in Stonington

In Stonington in February, the precipitation amount is 105 mm (4.1 in) over the course of 11 days.

February Precipitation Trends in Stonington

The chart displays monthly precipitation patterns in Stonington, 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 Stonington, February typically receives around 105 mm (4.1 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 Stonington

In Stonington in February humidity is 88%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that penetrates through your layers, making travel uncomfortable as every gust of wind becomes a sharp reminder of the cold and damp air surrounding you.

February Average Humidity in Stonington

This chart illustrates the average monthly humidity levels in Stonington, 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 Stonington is approximately 88%, 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 Stonington

In Stonington 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 Stonington for better planning.

Maximum UV Index Levels in Stonington for February

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

Data source: Stonington 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 Stonington Compares to Other Months

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

This table compares monthly weather conditions in Stonington, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	108 mm (4.3 inches)	88%	low
February Weather	-1°C (30°F)	105 mm (4.1 inches)	88%	moderate
March Weather	0°C (33°F)	84 mm (3.3 inches)	85%	moderate
April Weather	5°C (41°F)	157 mm (6.2 inches)	81%	high
May Weather	9°C (49°F)	105 mm (4.1 inches)	76%	very high
June Weather	13°C (56°F)	87 mm (3.4 inches)	74%	very high
July Weather	16°C (62°F)	92 mm (3.6 inches)	74%	very high
August Weather	18°C (64°F)	86 mm (3.4 inches)	74%	very high
September Weather	16°C (60°F)	102 mm (4.0 inches)	77%	high
October Weather	12°C (54°F)	145 mm (5.7 inches)	82%	moderate
November Weather	6°C (43°F)	138 mm (5.4 inches)	85%	moderate
December Weather	1°C (34°F)	155 mm (6.1 inches)	84%	low