July Weather in Groton

Last updated: March 2, 2024

The weather in Groton, United States, during July is characterized by an average temperature of 24°C (75°F). Highs can soar to 35°C (95°F), while lows may dip to 12°C (54°F). Typically, the humidity level in Groton throughout July hovers around 82%.

12°C (54°F)

Minimum temperature

24°C (75°F)

Average temperature

35°C (95°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In July, Groton averages 76 mm (3.0 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 15 hours 13 minutes of daylight, with the sun shining for approximately 11 hours 53 minutes each day. Additionally, there is a 63% probability of sunny days during this period.

76 mm (3.0 inches)

Precipitation

9 rainy days

Rainy days

11 hours 53 minutes

Sunshine hours

63%

Chance of sun

UV Index

In July, the UV Index in Groton reaches a maximum of 9, 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 1 3 4 6 8 9 9 8 6 4 3 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