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March Weather in Jamestown, United States

Last updated: June 24, 2025

In March, the average temperature in Jamestown, United States is a cool 10°C (51°F), with a minimum dipping to -2°C (28°F) and a peak reaching 27°C (80°F). Expect about 197 mm (7.7 in) of precipitation over 13 days, contributing to an average humidity of 82%. Be prepared for a mix of weather as you explore this vibrant destination!

March Temperature in Jamestown

In March in Jamestown, the average temperature is 10°C (51°F). Maximum temperatures can reach 27°C (80°F), while minimums can drop as low as -2°C (28°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and chilly conditions.

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 27°C (80°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec464751576372787772625246
Data source: Temperature data for Jamestown generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Jamestown

In Jamestown in March, the precipitation amount is 197 mm (7.7 in) over the course of 13 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 197 mm (7.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec183180197834940144489148
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Jamestown

In Jamestown in March humidity is 82%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that clings to your skin, making outdoor adventures less appealing and prompting travelers to seek cozy indoor activities or warm drinks to counter the brisk air.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
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 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589111111109743
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.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)183 mm (7.2 inches)82%moderate
February Weather8°C (47°F)180 mm (7.1 inches)84%moderate
March Weather10°C (51°F)197 mm (7.7 inches)82%very high
April Weather14°C (57°F)83 mm (3.3 inches)78%very high
May Weather17°C (63°F)49 mm (1.9 inches)71%extreme
June Weather22°C (73°F)4 mm (0.1 inches)64%extreme
July Weather26°C (79°F)0 mm (0.0 inches)58%extreme
August Weather25°C (78°F)0 mm (0.0 inches)54%very high
September Weather22°C (72°F)4 mm (0.2 inches)55%very high
October Weather16°C (62°F)44 mm (1.7 inches)62%high
November Weather11°C (52°F)89 mm (3.5 inches)78%moderate
December Weather8°C (46°F)148 mm (5.8 inches)80%moderate

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