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June Weather in Bangor, United States

Last updated: June 24, 2025

In June, the average temperature in Bangor, United States is a pleasant 21°C (71°F). You can expect a minimum temperature of 8°C (47°F) and a maximum of 33°C (92°F). While enjoying the mild weather, be prepared for precipitation with an average of 138 mm (5.4 in) spread over 13 days. With an average humidity level of 81%, stay hydrated and embrace the beauty of this time of year!

June Temperature in Bangor

In June in Bangor, the average temperature is 21°C (71°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop to as low as 8°C (47°F). This range makes it an ideal time for travelers looking to enjoy mild weather and various outdoor activities.

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

The chart illustrates June temperature patterns in Bangor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bangor, June typically has an average temperature of 21°C (71°F), with highs reaching up to 33°C (92°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec272837466071757266544034
Data source: Temperature data for Bangor 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 Bangor

In Bangor in June, the precipitation amount is 138 mm (5.4 in) over the course of 13 days.

June Precipitation Trends in Bangor

The chart displays monthly precipitation patterns in Bangor, 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 Bangor, June typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec74748410116213811385821447266
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Bangor

In Bangor in June, humidity is 81%. With an average temperature of 21°C (71°F), this humidity feels like a warm, enveloping blanket that makes traveling feel both refreshing and slightly heavy, often leading to a sticky sensation that can quickly deplete your energy.

June Average Humidity in Bangor

This chart illustrates the average monthly humidity levels in Bangor, 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 Bangor is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Bangor

In Bangor in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Bangor.

Maximum UV Index Levels in Bangor for June

The chart shows the monthly maximum UV Index (UVI) for Bangor 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 Bangor typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101097532
Data source: Bangor 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 Bangor Compares to Other Months

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

This table compares monthly weather conditions in Bangor, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)74 mm (2.9 inches)87%moderate
February Weather-2°C (28°F)74 mm (2.9 inches)87%moderate
March Weather3°C (38°F)84 mm (3.3 inches)86%high
April Weather8°C (47°F)101 mm (4.0 inches)87%very high
May Weather15°C (60°F)162 mm (6.4 inches)82%very high
June Weather21°C (71°F)138 mm (5.4 inches)81%very high
July Weather24°C (75°F)113 mm (4.5 inches)78%very high
August Weather22°C (72°F)85 mm (3.3 inches)79%very high
September Weather19°C (67°F)82 mm (3.2 inches)79%high
October Weather12°C (54°F)144 mm (5.7 inches)82%moderate
November Weather4°C (40°F)72 mm (2.8 inches)87%moderate
December Weather1°C (34°F)66 mm (2.6 inches)86%low

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