August Weather in Princeton

Last updated: March 2, 2024

The weather in Princeton, United States, during August is characterized by an average temperature of 26°C (78°F). Highs can soar to 33°C (92°F), while lows may dip to 17°C (64°F). Typically, the humidity level in Princeton throughout August hovers around 76%.

17°C (64°F)

Minimum temperature

26°C (78°F)

Average temperature

33°C (92°F)

Maximum temperature

76%

Humidity

Precipitation and Sunshine hours

In August, Princeton averages 104 mm (4.1 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 13 hours 30 minutes of daylight, with the sun shining for approximately 10 hours 19 minutes each day. Additionally, there is a 46% probability of sunny days during this period.

104 mm (4.1 inches)

Precipitation

11 rainy days

Rainy days

10 hours 19 minutes

Sunshine hours

46%

Chance of sun

UV Index

In August, the UV Index in Princeton 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 3 6 8 9 10 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 Princeton's Climate with Cities Worldwide