January Weather in Oswego

Last updated: March 2, 2024

The weather in Oswego, United States, during January is characterized by an average temperature of -2°C (29°F). Highs can soar to 9°C (49°F), while lows may dip to -14°C (8°F). Typically, the humidity level in Oswego throughout January hovers around 90%.

-14°C (8°F)

Minimum temperature

-2°C (29°F)

Average temperature

9°C (49°F)

Maximum temperature

90%

Humidity

Precipitation and Sunshine hours

In January, Oswego averages 108 mm (4.3 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 9 hours 21 minutes of daylight, with the sun shining for approximately 3 hours 28 minutes each day. Additionally, there is a 9% probability of sunny days during this period.

108 mm (4.3 inches)

Precipitation

16 rainy days

Rainy days

3 hours 28 minutes

Sunshine hours

9%

Chance of sun

UV Index

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