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
December
Weather in December
Temperature
The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a mild 15.7°C (60.3°F) in November to a cool 10.4°C (50.7°F). December nighttime temperatures hover close to the daytime peak with an average of 5.4°C (41.7°F).Humidity
In Kadıköy, the average relative humidity in December is 75%.Rainfall
The month with the most rainfall is December, when the rain falls for 16.2 days and typically aggregates up to 81mm (3.19") of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 2.1 snowfall days, it receives 37mm (1.46") of snow. Throughout the year, there are 11.8 snowfall days, and 178mm (7.01") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 08:09 and sunset at 17:36. On the last day of December, sunrise is at 08:28 and sunset at 17:45 +03.
Sunshine
The month with the least sunshine is December, with an average of 5h of sunshine.UV index
February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
What is the wettest month?
How much does it rain in December?
When does it start snowing?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Kadıköy, Turkey
- Average high temperature in December: 10.4°C
The warmest month (with the highest average high temperature) is August (28.7°C).
The month with the lowest average high temperature is January (8°C).
- Average low temperature in December: 5.4°C
The month with the highest average low temperature is August (19.6°C).
The coldest month (with the lowest average low temperature) is January (3°C).
Average pressure in December
Kadıköy, Turkey
- Average pressure in December: 1019.8mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1011.6mbar).
Average wind speed in December
Kadıköy, Turkey
- Average wind speed in December: 12.6km/h
The windiest month (with the highest average wind speed) is August (14.4km/h).
The calmest month (with the lowest average wind speed) is May (10.4km/h).
Average humidity in December
Kadıköy, Turkey
- Average humidity in December: 75%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are June and July (66%).
Average rainfall in December
Kadıköy, Turkey
- Average rainfall in December: 81mm
The wettest month (with the highest rainfall) is December (81mm).
The driest month (with the least rainfall) is August (8mm).
Average rainfall days in December
Kadıköy, Turkey
- Average rainfall days in December: 16.2 days
The month with the highest number of rainy days is March (16.3 days).
The month with the least rainy days is August (3 days).
Average snowfall in December
Kadıköy, Turkey
- Average snowfall in December: 37mm
The month with the highest snowfall is January (77mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Kadıköy, Turkey
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Kadıköy, Turkey
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Kadıköy, Turkey
- Average sunshine days in December: 11.9 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in December
Kadıköy, Turkey
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in December
Kadıköy, Turkey
- Average cloud cover in December: 47
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in December
Kadıköy, Turkey
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March and December (9km).
