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June Weather in Jamestown, United States

Last updated: June 24, 2025

In June, the average temperature in Jamestown, United States hovers around 23°C (74°F). Expect fluctuating conditions with a minimum of 9°C (48°F) and a maximum soaring up to 34°C (94°F). During this month, you can anticipate about 142 mm (5.6 in) of precipitation spread over 13 days. With an average humidity level of 83%, be prepared for a balmy atmosphere!

June Temperature in Jamestown

In June in Jamestown, the average temperature is 23°C (74°F). The maximum can reach 34°C (94°F) and the minimum can be as low as 9°C (48°F). This climate offers a great range of temperatures, making it ideal for travelers looking to enjoy both warm days and cooler evenings.

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

The chart illustrates June 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, June typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec394451576873777571614744
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.

June Precipitation in Jamestown

In Jamestown in June, the precipitation amount is 142 mm (5.6 in) spread over 13 days.

June Precipitation Trends in Jamestown

The chart displays monthly precipitation patterns in Jamestown, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Jamestown, June typically receives around 142 mm (5.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec10018815215514114213713812113374144
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Jamestown

In Jamestown in June humidity is 83%. With an average temperature of 23°C (74°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier, and leaving you constantly in search of a cool breeze or shade while exploring.

June Average Humidity in Jamestown

This chart illustrates the average monthly humidity levels in Jamestown, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Jamestown is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Jamestown

In Jamestown in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Jamestown.

Maximum UV Index Levels in Jamestown for June

The chart shows the monthly maximum UV Index (UVI) for Jamestown in June, 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 June, the maximum UV index in Jamestown typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111111109753
Data source: Jamestown June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)100 mm (3.9 inches)87%moderate
February Weather7°C (44°F)188 mm (7.4 inches)86%high
March Weather10°C (51°F)152 mm (6.0 inches)86%high
April Weather14°C (58°F)155 mm (6.1 inches)82%very high
May Weather20°C (68°F)141 mm (5.6 inches)82%extreme
June Weather23°C (74°F)142 mm (5.6 inches)83%extreme
July Weather25°C (78°F)137 mm (5.4 inches)80%extreme
August Weather24°C (76°F)138 mm (5.4 inches)74%very high
September Weather22°C (72°F)121 mm (4.8 inches)71%very high
October Weather16°C (62°F)133 mm (5.2 inches)78%high
November Weather8°C (47°F)74 mm (2.9 inches)88%moderate
December Weather6°C (44°F)144 mm (5.7 inches)88%moderate

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