March Weather in Jamestown, United States

Last updated: June 24, 2025

In March, the average temperature in Jamestown, United States hovers around 10°C (51°F), with a minimum dipping to -10°C (15°F) and a maximum reaching 28°C (82°F). Expect approximately 152 mm (6.0 in) of precipitation over 14 days, and enjoy the high humidity, averaging 86% throughout the month.

March Temperature in Jamestown

In March in Jamestown, the average temperature is 10°C (51°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as -10°C (15°F). Be sure to pack for a wide range of weather conditions when traveling to Jamestown during this month.

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

The chart illustrates March temperature patterns in Jamestown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jamestown, March typically has an average temperature of 10°C (51°F), with highs reaching up to 28°C (82°F) and lows dropping to around -10°C (15°F).

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

March Precipitation in Jamestown

In Jamestown in March, the precipitation amount is 152 mm (6.0 in) over a span of 14 days.

March Precipitation Trends in Jamestown

The chart displays monthly precipitation patterns in Jamestown, 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 Jamestown, March typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 14 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 Jamestown

In Jamestown in March humidity is 86%. With an average temperature of 10°C (51°F), this humidity feels like a cool, damp blanket enveloping you, making traveling feel invigorating yet slightly uncomfortable without the right layers.

March Average Humidity in Jamestown

This chart illustrates the average monthly humidity levels in Jamestown, 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 Jamestown 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 Jamestown

In Jamestown in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Jamestown.

Maximum UV Index Levels in Jamestown for March

The chart shows the monthly maximum UV Index (UVI) for Jamestown 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 Jamestown typically reaches 7, which falls under the high exposure category.

Data source: Jamestown 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 Jamestown Compares to Other Months

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

This table compares monthly weather conditions in Jamestown, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	100 mm (3.9 inches)	87%	moderate
February Weather	7°C (44°F)	188 mm (7.4 inches)	86%	high
March Weather	10°C (51°F)	152 mm (6.0 inches)	86%	high
April Weather	14°C (58°F)	155 mm (6.1 inches)	82%	very high
May Weather	20°C (68°F)	141 mm (5.6 inches)	82%	extreme
June Weather	23°C (74°F)	142 mm (5.6 inches)	83%	extreme
July Weather	25°C (78°F)	137 mm (5.4 inches)	80%	extreme
August Weather	24°C (76°F)	138 mm (5.4 inches)	74%	very high
September Weather	22°C (72°F)	121 mm (4.8 inches)	71%	very high
October Weather	16°C (62°F)	133 mm (5.2 inches)	78%	high
November Weather	8°C (47°F)	74 mm (2.9 inches)	88%	moderate
December Weather	6°C (44°F)	144 mm (5.7 inches)	88%	moderate