June Weather in Castine

Last updated: March 2, 2024

The weather in Castine, United States, during June is characterized by an average temperature of 16°C (62°F). Highs can soar to 27°C (80°F), while lows may dip to 8°C (46°F). Typically, the humidity level in Castine throughout June hovers around 74%.

8°C (46°F)

Minimum temperature

16°C (62°F)

Average temperature

27°C (80°F)

Maximum temperature

74%

Humidity

Precipitation and Sunshine hours

In June, Castine averages 75 mm (3.0 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 15 hours 27 minutes of daylight, with the sun shining for approximately 10 hours 33 minutes each day. Additionally, there is a 38% probability of sunny days during this period.

75 mm (3.0 inches)

Precipitation

10 rainy days

Rainy days

10 hours 33 minutes

Sunshine hours

38%

Chance of sun

UV Index

In June, the UV Index in Castine reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 3 5 7 9 9 9 9 7 5 3 1 1
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Castine's Climate with Cities Worldwide