January Weather in Saint-Thomas

Last updated: March 2, 2024

The weather in Saint-Thomas, Canada, during January is characterized by an average temperature of -9°C (15°F). Highs can soar to 4°C (40°F), while lows may dip to -27°C (-17°F). Typically, the humidity level in Saint-Thomas throughout January hovers around 93%.

-27°C (-17°F)

Minimum temperature

-9°C (15°F)

Average temperature

4°C (40°F)

Maximum temperature

93%

Humidity

Precipitation and Sunshine hours

In January, Saint-Thomas averages 83 mm (3.3 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 9 hours 6 minutes of daylight, with the sun shining for approximately 3 hours 48 minutes each day. Additionally, there is a 38% probability of sunny days during this period.

83 mm (3.3 inches)

Precipitation

10 rainy days

Rainy days

3 hours 48 minutes

Sunshine hours

38%

Chance of sun

UV Index

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