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 advent of December brings a subtle shift in temperature, with the average high moving from a refreshing 15.3°C (59.5°F) in November to a cool 10.4°C (50.7°F). In December, the temperature in Kato Agios Ioannis drops to an average of 3.9°C (39°F) at night.Humidity
In Kato Agios Ioannis, the average relative humidity in December is 73%.Rainfall
In Kato Agios Ioannis, in December, during 9.1 rainfall days, 47mm (1.85") of precipitation is typically accumulated. In Kato Agios Ioannis, Greece, during the entire year, the rain falls for 147.9 days and collects up to 566mm (22.28") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Kato Agios Ioannis, in December, snow falls for 0.8 days, with typically accumulated 11mm (0.43") of snow. Throughout the year, there are 4.9 snowfall days, and 91mm (3.58") of snow is accumulated.Daylight
The month with the shortest days in Kato Agios Ioannis is December, with an average of 9h and 24min of daylight.On the first day of December in Kato Agios Ioannis, sunrise is at 07:33 and sunset at 17:04. On the last day of the month, sunrise is at 07:52 and sunset at 17:13 EET.
Sunshine
The average sunshine in December in Kato Agios Ioannis is 6.1h.UV index
The months with the lowest UV index in Kato Agios Ioannis, Greece, are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Kato Agios Ioannis?
What is the average humidity in December in Kato Agios Ioannis?
How much does it rain in Kato Agios Ioannis in December?
How much does it snow in Kato Agios Ioannis in December?
What is the month with the shortest days in Kato Agios Ioannis?
How many hours of daylight does Kato Agios Ioannis have in December?
When are sunrise and sunset in December in Kato Agios Ioannis?
How many hours of sunshine does Kato Agios Ioannis have in December?
What is the month with the lowest UV index in Kato Agios Ioannis?
How high is the UV index in December in Kato Agios Ioannis?
Average temperature in December
Kato Agios Ioannis, Greece
- Average high temperature in December: 10.4°C
The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (8°C).
- Average low temperature in December: 3.9°C
The month with the highest average low temperature is August (19.2°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in December
Kato Agios Ioannis, Greece
- Average pressure in December: 1019.5mbar
The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is July (1013mbar).
Average wind speed in December
Kato Agios Ioannis, Greece
- Average wind speed in December: 8km/h
The windiest month (with the highest average wind speed) is February (8.9km/h).
The calmest month (with the lowest average wind speed) is November (7.2km/h).
Average humidity in December
Kato Agios Ioannis, Greece
- Average humidity in December: 73%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (54%).
Average rainfall in December
Kato Agios Ioannis, Greece
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is November (76mm).
The driest month (with the least rainfall) is May (36mm).
Average rainfall days in December
Kato Agios Ioannis, Greece
- Average rainfall days in December: 9.1 days
The months with the highest number of rainy days are March and May (14.7 days).
The month with the least rainy days is December (9.1 days).
Average snowfall in December
Kato Agios Ioannis, Greece
- Average snowfall in December: 11mm
The month with the highest snowfall is January (39mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Kato Agios Ioannis, Greece
- Average snowfall days in December: 0.8 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 and October (0 days).
Average daylight in December /
Average sunshine in December
Kato Agios Ioannis, 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 24min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in December
Kato Agios Ioannis, Greece
- Average sunshine days in December: 19.2 days
The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is June (12 days).
Average UV index in December
Kato Agios Ioannis, Greece
- 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 January and December (UV index 2).
Average cloud cover in December
Kato Agios Ioannis, Greece
- Average cloud cover in December: 34
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Kato Agios Ioannis, Greece
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, October, November and December (9km).
