January Weather in Somerville

Last updated: March 2, 2024

The weather in Somerville, United States, during January is characterized by an average temperature of -4°C (25°F). Highs can soar to 11°C (51°F), while lows may dip to -20°C (-3°F). Typically, the humidity level in Somerville throughout January hovers around 88%.

-20°C (-3°F)

Minimum temperature

-4°C (25°F)

Average temperature

11°C (51°F)

Maximum temperature

88%

Humidity

Precipitation and Sunshine hours

In January, Somerville averages 88 mm (3.5 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 9 hours 16 minutes of daylight, with the sun shining for approximately 4 hours 41 minutes each day. Additionally, there is a 41% probability of sunny days during this period.

88 mm (3.5 inches)

Precipitation

8 rainy days

Rainy days

4 hours 41 minutes

Sunshine hours

41%

Chance of sun

UV Index

In January, the UV Index in Somerville reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 10:00 and 12:00, during which unprotected skin may burn in as little as 45 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 1 2 2 2 2 1 1 1 0 0 0
Exposure Low
Time to burn 45 min

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