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April Weather in Jamestown, United States

Last updated: June 24, 2025

In April, the average temperature in Jamestown, United States hovers around 14°C (57°F). Expect a minimum chill of -1°C (31°F), while the mercury can soar up to a maximum of 30°C (87°F). Rainfall during this period sees an average of 83 mm (3.3 in) spread across 6 days, contributing to an average humidity of 78%.

April Temperature in Jamestown

In April in Jamestown, the average temperature is 14°C (57°F). The maximum can reach 30°C (87°F), while the minimum can drop as low as -1°C (31°F). It's advisable to pack layers to accommodate the varied temperatures during your travels.

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

The chart illustrates April 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, April typically has an average temperature of 14°C (57°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (31°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.

April Precipitation in Jamestown

In Jamestown in April, the precipitation amount is 83 mm (3.3 in) over the course of 6 days.

April Precipitation Trends in Jamestown

The chart displays monthly precipitation patterns in Jamestown, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Jamestown, April typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec183180197834940144489148
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Jamestown

In Jamestown in April, humidity is 78%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket wrapping around you, making outdoor exploration a bit uncomfortable but still enjoyable if you stay hydrated and plan for breaks in the shade.

April Average Humidity in Jamestown

This chart illustrates the average monthly humidity levels in Jamestown, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Jamestown is approximately 78%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Jamestown

In Jamestown in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Jamestown.

Maximum UV Index Levels in Jamestown for April

The chart shows the monthly maximum UV Index (UVI) for Jamestown in April, 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 April, the maximum UV index in Jamestown typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589111111109743
Data source: Jamestown April 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 April 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 April’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 April’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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