September Weather in Spring Valley Lake

Last updated: March 2, 2024

The weather in Spring Valley Lake, United States, during September is characterized by an average temperature of 25°C (76°F). Highs can soar to 39°C (103°F), while lows may dip to 11°C (53°F). Typically, the humidity level in Spring Valley Lake throughout September hovers around 41%.

11°C (53°F)

Minimum temperature

25°C (76°F)

Average temperature

39°C (103°F)

Maximum temperature

41%

Humidity

Precipitation and Sunshine hours

In September, Spring Valley Lake averages 2 mm (0.1 inches) of rainfall, typically over the course of 0 rainy days. The month enjoys an average of 12 hours 20 minutes of daylight, with the sun shining for approximately 10 hours 43 minutes each day. Additionally, there is a 88% probability of sunny days during this period.

2 mm (0.1 inches)

Precipitation

0 rainy days

Rainy days

10 hours 43 minutes

Sunshine hours

88%

Chance of sun

UV Index

In September, the UV Index in Spring Valley Lake reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 10 10 9 7 4 2 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 Spring Valley Lake's Climate with Cities Worldwide