August Weather in Shasta Lake

Last updated: March 2, 2024

The weather in Shasta Lake, United States, during August is characterized by an average temperature of 27°C (81°F). Highs can soar to 41°C (106°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Shasta Lake throughout August hovers around 42%.

15°C (59°F)

Minimum temperature

27°C (81°F)

Average temperature

41°C (106°F)

Maximum temperature

42%

Humidity

Precipitation and Sunshine hours

In August, Shasta Lake averages 1 mm (0.1 inches) of rainfall, typically over the course of 0 rainy days. The month enjoys an average of 13 hours 41 minutes of daylight, with the sun shining for approximately 11 hours 20 minutes each day. Additionally, there is a 91% probability of sunny days during this period.

1 mm (0.1 inches)

Precipitation

0 rainy days

Rainy days

11 hours 20 minutes

Sunshine hours

91%

Chance of sun

UV Index

In August, the UV Index in Shasta Lake 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 1 3 5 7 9 10 10 8 6 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 Shasta Lake's Climate with Cities Worldwide