March Weather in Winchester, United States

Last updated: June 24, 2025

In March, the average temperature in Winchester, United States hovers around 8°C (46°F). You'll experience a range of temperatures, with lows dipping to -19°C (-2°F) and highs reaching up to 30°C (86°F). Expect about 100 mm (3.9 in) of precipitation spread over 11 days, alongside an average humidity level of 70%. Get ready for a month of varied weather!

March Temperature in Winchester

In March in Winchester, the average temperature is 8°C (46°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as -19°C (-2°F). Be sure to pack layers to comfortably enjoy the varied weather during your visit!

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

The chart illustrates March temperature patterns in Winchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winchester, March typically has an average temperature of 8°C (46°F), with highs reaching up to 30°C (86°F) and lows dropping to around -19°C (-2°F).

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

March Precipitation in Winchester

In Winchester in March, the precipitation amount is 100 mm (3.9 in) over the course of 11 days.

March Precipitation Trends in Winchester

The chart displays monthly precipitation patterns in Winchester, 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 Winchester, March typically receives around 100 mm (3.9 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 Winchester

In Winchester in March, humidity is 70%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that can make exploring the area feel less enjoyable and might lead travelers to seek indoor activities or wrapped layers for comfort.

March Average Humidity in Winchester

This chart illustrates the average monthly humidity levels in Winchester, 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 Winchester is approximately 70%, 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 Winchester

In Winchester 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 Winchester, you can refer to this Hourly UV Index in Winchester.

Maximum UV Index Levels in Winchester for March

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

Data source: Winchester 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 Winchester Compares to Other Months

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

This table compares monthly weather conditions in Winchester, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	45 mm (1.8 inches)	76%	moderate
February Weather	0°C (32°F)	31 mm (1.2 inches)	77%	moderate
March Weather	8°C (46°F)	100 mm (3.9 inches)	70%	high
April Weather	12°C (54°F)	88 mm (3.5 inches)	73%	very high
May Weather	19°C (66°F)	218 mm (8.6 inches)	82%	very high
June Weather	25°C (77°F)	125 mm (4.9 inches)	82%	extreme
July Weather	26°C (80°F)	91 mm (3.6 inches)	81%	extreme
August Weather	25°C (77°F)	136 mm (5.3 inches)	78%	very high
September Weather	22°C (72°F)	85 mm (3.3 inches)	71%	very high
October Weather	13°C (56°F)	115 mm (4.5 inches)	71%	high
November Weather	6°C (44°F)	41 mm (1.6 inches)	81%	moderate
December Weather	3°C (37°F)	33 mm (1.3 inches)	84%	moderate