March Weather in Wilton, United States

Last updated: June 24, 2025

In March, the average temperature in Wilton, United States is a chilly 2°C (35°F), with extremes ranging from a brisk -17°C (2°F) to a pleasantly warm 21°C (71°F). Expect 83 mm (3.3 in) of precipitation spread over 10 days, contributing to an average humidity of 82%. This mix of temperatures and moisture sets the stage for a unique and dynamic climate experience.

March Temperature in Wilton

In March in Wilton, the average temperature is 2°C (35°F). The maximum can reach 21°C (71°F), while the minimum can dip as low as -17°C (2°F). Pack accordingly for a diverse range of weather conditions to make the most of your trip.

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

The chart illustrates March temperature patterns in Wilton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wilton, March typically has an average temperature of 2°C (35°F), with highs reaching up to 21°C (71°F) and lows dropping to around -17°C (2°F).

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

March Precipitation in Wilton

In Wilton in March, the total precipitation amount is 83 mm (3.3 in) over a span of 10 days.

March Precipitation Trends in Wilton

The chart displays monthly precipitation patterns in Wilton, 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 Wilton, March typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Wilton

In Wilton in March humidity is 82%. With an average temperature of 2°C (35°F), this humidity feels like a heavy, damp blanket that clings to your skin, making outdoor activities feel much colder than the thermometer suggests and posing a challenge for traveling comfortably.

March Average Humidity in Wilton

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

In Wilton in March, 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 Wilton.

Maximum UV Index Levels in Wilton for March

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

Data source: Wilton 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 Wilton Compares to Other Months

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

This table compares monthly weather conditions in Wilton, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	75 mm (2.9 inches)	86%	moderate
February Weather	-1°C (30°F)	88 mm (3.5 inches)	84%	moderate
March Weather	2°C (35°F)	83 mm (3.3 inches)	82%	moderate
April Weather	8°C (47°F)	132 mm (5.2 inches)	80%	very high
May Weather	14°C (58°F)	86 mm (3.4 inches)	72%	very high
June Weather	20°C (68°F)	89 mm (3.5 inches)	72%	very high
July Weather	23°C (73°F)	150 mm (5.9 inches)	67%	very high
August Weather	22°C (72°F)	97 mm (3.8 inches)	66%	very high
September Weather	18°C (65°F)	85 mm (3.3 inches)	71%	high
October Weather	12°C (54°F)	134 mm (5.3 inches)	78%	high
November Weather	4°C (40°F)	103 mm (4.0 inches)	84%	moderate
December Weather	-1°C (31°F)	124 mm (4.9 inches)	81%	low