March Weather in Stamford, United States

Last updated: June 24, 2025

In March, the average temperature in Stamford, United States hovers around 0°C (33°F). While you may experience chilly lows of -19°C (-2°F), the mercury can also rise to a comfortable 22°C (71°F). Be prepared for 88 mm (3.4 in) of precipitation spread over 11 days, contributing to an average humidity of 86%.

March Temperature in Stamford

In March in Stamford, the average temperature is 0°C (33°F). Maximums can reach 22°C (71°F), while minimums can drop as low as -19°C (-2°F). Be sure to pack for a wide range of temperatures to ensure a comfortable travel experience.

March Weather in Stamford: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Stamford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stamford, March typically has an average temperature of 0°C (33°F), with highs reaching up to 22°C (71°F) and lows dropping to around -19°C (-2°F).

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

March Precipitation in Stamford

In Stamford in March, the precipitation amount is 88 mm (3.4 in) during 11 days, indicating a relatively wet period for the area.

March Precipitation Trends in Stamford

The chart displays monthly precipitation patterns in Stamford, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Stamford, March typically receives around 88 mm (3.4 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Stamford

In Stamford in March humidity is 86%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that permeates your clothes, making traveling uncomfortable and necessitating warm, layered clothing to stay dry and cozy.

March Average Humidity in Stamford

This chart illustrates the average monthly humidity levels in Stamford, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Stamford is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Stamford

In Stamford in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Stamford, you can refer to this Hourly UV Index in Stamford.

Maximum UV Index Levels in Stamford for March

The chart shows the monthly maximum UV Index (UVI) for Stamford in March, 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 March, the maximum UV index in Stamford typically reaches 6, which falls under the high exposure category.

Data source: Stamford March 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 March Weather in Stamford Compares to Other Months

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

This table compares monthly weather conditions in Stamford, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	75 mm (2.9 inches)	89%	moderate
February Weather	-3°C (27°F)	93 mm (3.7 inches)	88%	moderate
March Weather	0°C (33°F)	88 mm (3.4 inches)	86%	high
April Weather	7°C (44°F)	115 mm (4.5 inches)	84%	very high
May Weather	13°C (56°F)	115 mm (4.5 inches)	76%	very high
June Weather	18°C (65°F)	99 mm (3.9 inches)	72%	very high
July Weather	21°C (70°F)	118 mm (4.6 inches)	66%	very high
August Weather	20°C (68°F)	110 mm (4.3 inches)	64%	very high
September Weather	16°C (62°F)	96 mm (3.8 inches)	72%	very high
October Weather	11°C (51°F)	137 mm (5.4 inches)	81%	high
November Weather	2°C (37°F)	94 mm (3.7 inches)	87%	moderate
December Weather	-2°C (29°F)	93 mm (3.7 inches)	84%	low