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June Weather in Bethel Island, United States

Last updated: June 24, 2025

In Bethel Island, United States, the average temperature in June is a pleasant 21°C (70°F). While the mercury can dip to a cool 11°C (52°F), it can also soar to a sizzling 40°C (104°F). Expect minimal rainfall with just 1 mm (0.1 in) over 0 days, and enjoy the moderate average humidity of 64%.

June Temperature in Bethel Island

In June in Bethel Island, the average temperature is 21°C (70°F). Maximums can reach 40°C (104°F), while minimums can drop as low as 11°C (52°F). This climate makes Bethel Island an ideal destination for travelers seeking a warm getaway, but it's wise to be prepared for both hot days and cooler evenings.

June Weather in Bethel Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Bethel Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bethel Island, June typically has an average temperature of 21°C (70°F), with highs reaching up to 40°C (104°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec505356616570717170645650
Data source: Temperature data for Bethel Island 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 Bethel Island

In Bethel Island in June, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

June Precipitation Trends in Bethel Island

The chart displays monthly precipitation patterns in Bethel Island, 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 Bethel Island, June typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec100877030151001263883
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Bethel Island

In Bethel Island in June humidity is 64%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making it comfortable for traveling during the day, albeit slightly sticky in the afternoons.

June Average Humidity in Bethel Island

This chart illustrates the average monthly humidity levels in Bethel Island, 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 Bethel Island is approximately 64%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Bethel Island

In Bethel Island 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 Bethel Island.

Maximum UV Index Levels in Bethel Island for June

The chart shows the monthly maximum UV Index (UVI) for Bethel Island 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 Bethel Island typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109643
Data source: Bethel Island 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 Bethel Island Compares to Other Months

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

This table compares monthly weather conditions in Bethel Island, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)100 mm (4.0 inches)82%moderate
February Weather11°C (53°F)87 mm (3.4 inches)84%moderate
March Weather13°C (56°F)70 mm (2.7 inches)82%very high
April Weather16°C (61°F)30 mm (1.2 inches)78%very high
May Weather18°C (65°F)15 mm (0.6 inches)71%very high
June Weather21°C (70°F)1 mm (0.1 inches)64%extreme
July Weather22°C (71°F)0 mm (0.0 inches)58%extreme
August Weather22°C (71°F)0 mm (0.0 inches)54%very high
September Weather21°C (70°F)1 mm (0.0 inches)55%very high
October Weather18°C (64°F)26 mm (1.0 inches)62%high
November Weather13°C (56°F)38 mm (1.5 inches)78%moderate
December Weather10°C (50°F)83 mm (3.3 inches)80%moderate

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