January Weather in Granite Bay

Last updated: March 2, 2024

The weather in Granite Bay, United States, during January is characterized by an average temperature of 9°C (49°F). Highs can soar to 20°C (67°F), while lows may dip to -1°C (31°F). Typically, the humidity level in Granite Bay throughout January hovers around 84%.

-1°C (31°F)

Minimum temperature

9°C (49°F)

Average temperature

20°C (67°F)

Maximum temperature

84%

Humidity

Precipitation and Sunshine hours

In January, Granite Bay averages 144 mm (5.7 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 9 hours 47 minutes of daylight, with the sun shining for approximately 4 hours 38 minutes each day. Additionally, there is a 40% probability of sunny days during this period.

144 mm (5.7 inches)

Precipitation

9 rainy days

Rainy days

4 hours 38 minutes

Sunshine hours

40%

Chance of sun

UV Index

In January, the UV Index in Granite Bay reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 30 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 0 1 1 2 3 3 3 2 2 1 1 0 0
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

Compare Granite Bay's Climate with Cities Worldwide