July Weather in Groton

Last updated: March 2, 2024

The weather in Groton, United States, during July is characterized by an average temperature of 22°C (72°F). Highs can soar to 28°C (82°F), while lows may dip to 17°C (63°F). Typically, the humidity level in Groton throughout July hovers around 76%.

17°C (63°F)

Minimum temperature

22°C (72°F)

Average temperature

28°C (82°F)

Maximum temperature

76%

Humidity

Precipitation and Sunshine hours

In July, Groton averages 115 mm (4.5 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 14 hours 46 minutes of daylight, with the sun shining for approximately 11 hours 20 minutes each day. Additionally, there is a 43% probability of sunny days during this period.

115 mm (4.5 inches)

Precipitation

10 rainy days

Rainy days

11 hours 20 minutes

Sunshine hours

43%

Chance of sun

UV Index

In July, the UV Index in Groton reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 2 4 6 8 9 10 9 7 5 3 2 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 Groton's Climate with Cities Worldwide