January Weather in Rock Island

Last updated: March 2, 2024

The weather in Rock Island, Canada, during January is characterized by an average temperature of -8°C (17°F). Highs can soar to 6°C (44°F), while lows may dip to -26°C (-14°F). Typically, the humidity level in Rock Island throughout January hovers around 91%.

-26°C (-14°F)

Minimum temperature

-8°C (17°F)

Average temperature

6°C (44°F)

Maximum temperature

91%

Humidity

Precipitation and Sunshine hours

In January, Rock Island averages 88 mm (3.5 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 9 hours 12 minutes of daylight, with the sun shining for approximately 3 hours 22 minutes each day. Additionally, there is a 22% probability of sunny days during this period.

88 mm (3.5 inches)

Precipitation

13 rainy days

Rainy days

3 hours 22 minutes

Sunshine hours

22%

Chance of sun

UV Index

In January, the UV Index in Rock Island 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