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
In December, the average high-temperature marginally decreases from a refreshing 15.4°C (59.7°F) in November to a cool 11.5°C (52.7°F). Ierissos's average low temperature, barely cooler than the daytime high, steadies at a frosty 8.1°C (46.6°F) during December.Humidity
The average relative humidity in December in Ierissos is 72%.Rainfall
The months with the most rainfall are November and December, with an average 44mm (1.73") of precipitation.Snowfall
January through March and December are months with snowfall in Ierissos. December is the first month it typically snows in Ierissos. Throughout December, in the average 0.5 snowfall days, it receives 3mm (0.12") of snow. In Ierissos, during the entire year, snow falls for 3.6 days and aggregates up to 44mm (1.73") of snow.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 07:28 and sunset at 16:58. On the last day of December, in Ierissos, sunrise is at 07:47 and sunset at 17:08 EET.
Sunshine
The average sunshine in December in Ierissos is 5.6h.UV index
The month with the lowest UV index in Ierissos is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a daily UV index of 2 turns into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Ierissos?
What is the average humidity in December in Ierissos?
What is the wettest month in Ierissos?
How many days does it rain in December in Ierissos?
When does it start snowing in Ierissos?
What is the month with the shortest days in Ierissos?
How many hours of daylight does Ierissos have in December?
When is the sunrise / sunset in December in Ierissos?
How many hours of sunshine does Ierissos have in December?
When is the lowest UV index in Ierissos?
What is the UV index reading in December in Ierissos?
Average temperature in December
Ierissos, Greece
- Average high temperature in December: 11.5°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (9.5°C).
- Average low temperature in December: 8.1°C
The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is January (6.4°C).
Average pressure in December
Ierissos, Greece
- Average pressure in December: 1019.3mbar
The month with the highest atmospheric pressure is December (1019.3mbar).
The month with the lowest atmospheric pressure is July (1012.4mbar).
Average wind speed in December
Ierissos, Greece
- Average wind speed in December: 14.2km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is July (9.3km/h).
Average humidity in December
Ierissos, Greece
- Average humidity in December: 72%
The months with the highest relative humidity are January, February and November (74%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Ierissos, Greece
- Average rainfall in December: 44mm
The wettest months (with the highest rainfall) are November and December (44mm).
The driest month (with the least rainfall) is August (21mm).
Average rainfall days in December
Ierissos, Greece
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is August (9.3 days).
Average snowfall in December
Ierissos, Greece
- Average snowfall in December: 3mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Ierissos, Greece
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (2.1 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
Ierissos, Greece
- 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 18min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Ierissos, Greece
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Ierissos, Greece
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Ierissos, Greece
- Average cloud cover in December: 38
The months with the most cloud cover are January and February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Ierissos, Greece
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
