January Weather in Lewiston

Last updated: March 2, 2024

The weather in Lewiston, United States, during January is characterized by an average temperature of -4°C (24°F). Highs can soar to 10°C (50°F), while lows may dip to -20°C (-3°F). Typically, the humidity level in Lewiston throughout January hovers around 86%.

-20°C (-3°F)

Minimum temperature

-4°C (24°F)

Average temperature

10°C (50°F)

Maximum temperature

86%

Humidity

Precipitation and Sunshine hours

In January, Lewiston averages 81 mm (3.2 inches) of rainfall, typically over the course of 7 rainy days. The month enjoys an average of 9 hours 17 minutes of daylight, with the sun shining for approximately 4 hours 37 minutes each day. Additionally, there is a 39% probability of sunny days during this period.

81 mm (3.2 inches)

Precipitation

7 rainy days

Rainy days

4 hours 37 minutes

Sunshine hours

39%

Chance of sun

UV Index

In January, the UV Index in Lewiston 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 2 1 1 0 0 0
Exposure Low
Time to burn 45 min

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