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Oswego weather in December (Illinois, United States of America)

What kind of temperatures can you expect in Oswego during December? Check out our in-depth weather guide for this month.

Temperatures

The month of December in Oswego typically brings low temperatures and moderate snow/rainfall. December is part of winter. Throughout the daytime, temperatures often hover around 2°C. However, as the sun sets and evening approaches, there's a noticeable cool-down. Temperatures gently drop to a more temperate -6°C. It's a frigid month, so wearing warm clothing is crucial. Don't underestimate the cold; prepare accordingly.

Precipitation

Oswego in December usually receives moderate snow/rainfall, averaging around 77 mm for the month. You can typically expect 12 days days of snow/rain this month, based on climate records.

Average sunshine

The month brings about 107 hours of sunlight, offering a comfortable mix of sun and shade.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Oswego. September generally stands out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Oswego, monthly averages in December

Min TemperatureMin Temperature -6°C  
Max TemperatureMax Temperature 2°C  
Chance of RainChance of Rain 41%  
PrecipitationPrecipitation 77 mm  
Rainy daysRainy days 12 days  
HumidityHumidity 76% *  
SunshineSunshine 107 hours *  
Percentage SunshinePercentage Sunshine 37% *  
Data from: Chicago, the United States of America (50 KM, 31 Miles).

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
3/10
Walking
3/10
Camping
1/10
Outdoor sports
3/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Oswego.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.