Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As December arrives, Crystal Lakes's weather displays a decrease in high-temperatures, transitioning from November's frosty 49.1°F (9.5°C) to a wintry 38.7°F (3.7°C). An average low-temperature of 28.6°F (-1.9°C) is observed during the December nights.Humidity
In December, the average relative humidity is 82%.Rainfall
In December, the rain falls for 9.1 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. In Crystal Lakes, during the entire year, the rain falls for 131.9 days and collects up to 14.45" (367mm) of precipitation.Snowfall
Months with snowfall in Crystal Lakes are January through April, October through December. In December, it is snowing for 7.3 days. Throughout December, 0.75" (19mm) of snow is accumulated. In Crystal Lakes, Ohio, during the entire year, snow falls for 32.1 days and aggregates up to 4.25" (108mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:39 am and sunset at 5:11 pm. On the last day of December, sunrise is at 7:57 am and sunset at 5:21 pm EST.
Sunshine
In December, the average sunshine is 3.8h.UV index
The month with the lowest UV index in Crystal Lakes is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
Is December cold in Crystal Lakes?
What is the average humidity in December in Crystal Lakes?
How much does it rain in Crystal Lakes in December?
How much does it snow in Crystal Lakes in December?
What is the month with the shortest days in Crystal Lakes?
What is the average length of the day in December in Crystal Lakes?
When is the sunrise / sunset in December in Crystal Lakes?
How many hours of sunshine does Crystal Lakes have in December?
What is the month with the lowest UV index in Crystal Lakes?
What is the UV index reading in December in Crystal Lakes?
Average temperature in December
Crystal Lakes, OH
- Average high temperature in December: 38.7°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Crystal Lakes, OH
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Crystal Lakes, OH
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Crystal Lakes, OH
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Crystal Lakes, OH
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are January and November (0.79").
Average rainfall days in December
Crystal Lakes, OH
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Crystal Lakes, OH
- Average snowfall in December: 0.75"
The months with the highest snowfall are January and February (1.14").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Crystal Lakes, OH
- Average snowfall days in December: 7.3 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Crystal Lakes, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Crystal Lakes, OH
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11.9 days).
Average UV index in December
Crystal Lakes, OH
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Crystal Lakes, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Crystal Lakes, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Crystal Lakes, Ohio, USA
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