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The weather in December is significantly cooler than the previous month and temperatures continue to drop into January. December has average maximum temperatures of 2°C (36°F) which is too cold for sunbathing. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day. It is not a good time for sunbathing in Illinois.
December has total rainfall of 5.4cm (2.1inches) making it mostly dry with only intermittent light showers. There are only 13.5 days with some rainfall so you can still enjoy the beach on the majority of days.
Sea temperatures are a cold 5°C (41°F). December is too cold for swimming in Illinois for any length of time, unless you have a wetsuit. The sea temperature in December is cooler than the previous month and temperatures continue to drop slightly into January.
Consider visiting Illinois in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for December.
No, December is not a good time for sunbathing in Illinois.
December has average maximum temperatures of 2°C (36°F) which is too cold for sunbathing. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day. December has total rainfall of 5.4cm (2.1inches) making it mostly dry with only intermittent light showers. There are only 13.5 days with some rainfall so you can still enjoy the beach on the majority of days.
More about December temperature and sunshine.
No, December is too cold for swimming in Illinois for any length of time, with the sea water at 5°C (41°F), unless you have a wetsuit.
More about December sea temperatures.
No, December is not a good time for a holiday in Illinois.
December has average maximum temperatures of 2°C (36°F) which is too cold for sunbathing. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day. December has total rainfall of 5.4cm (2.1inches) making it mostly dry with only intermittent light showers. There are only 13.5 days with some rainfall so you can still enjoy the beach on the majority of days. It is not a good time for sunbathing in Illinois. Sea temperatures are a cold 5°C (41°F). December is too cold for swimming in Illinois for any length of time, unless you have a wetsuit.
More about the December temperatures and sunshine.
No, Illinois is too cold for sunbathing in December.
The average maximum temperature in Illinois in December is 2°C (36°F). The average maximum temperature is 10°C (49°) in the previous month and -0°C (32°F) in the next month.
The average temperature in Illinois in December is -1°C (30°F). The average temperature is 6°C (42°F) in the previous month and -4°C (25°F) in the next month.
More info about the December temperatures and sunshine.
The average day light hours per day in Illinois in December are 9.2. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day.
More about December sunshine.
The weather in December is significantly cooler than the previous month and temperatures continue to drop into January. The average maximum temperature in Illinois in December is 2°C (36°F). The average maximum temperature is 10°C (49°F) in the previous month and -0°C (32°F) in the next month.
The average temperature in Illinois in December is -1°C (30°F). The average temperature is 6°C (42°F) in the previous month and -4°C (25°F) in the next month.
The average minimum temperature in Illinois in December is -4°C (24°F). The minimum temperature is 2°C (35°F) in the previous month and -7°C (19°F) in the next month.
The days in December are slightly shorter than the previous month. December has slightly less hours of sunshine than the previous month. During December the average day light hours are 9.2 per day in Illinois. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day.
The ultraviolet index in Illinois in December is typically 1.5 during December. An ultraviolet index reading of 0 to 2 indicates low danger from the sun's UV rays for the average person. Most people will be able to spend several hours in the sun with out a problem, however unprotected skin risks burning in less than 1 hour. Wear sunglasses on bright days. Only those that burn easily will need to apply sunscreen. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Illinois in December is 5°C (41°F) which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia. The sea temperature in December is cooler than the previous month and temperatures continue to drop slightly into January.
December weather is marginally drier than the previous month and rainfall continues to drop slightly into January. December has a few more days of rain than the previous month. The average total rainfall in Illinois in December is 5.4cm (2.1inches) and on average there are 13.5 rainy days in December making it a pretty wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Illinois in December is -2°C (28°F) which is a bit dry for some. The dew point is 3°C (37°F) in the previous month and -5°C (-5°F) in the next month.
The average maximum relative humidity in Illinois in December is typically 86.1%. The maximum relative humidity is 81.1% in the previous month and 84% in the next month.
The average relative humidity in Illinois in December is typically 74.4%. The average relative humidity is 65.8% in the previous month and 72% in the next month.
The average maximum wind speed in Illinois in December is typically 28KM/H (18MPH). The average maximum wind speed is 29KM/H (18MPH) in the previous month and 29KM/H (18MPH) in the next month.
The average wind speed in Illinois in December is typically 16KM/H (10MPH). The average wind speed is 16KM/H (10MPH) in the previous month and 17KM/H (11MPH) in the next month.
The average wind direction in Illinois in December is from the West-Southwest.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
