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 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
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's enjoyable 18.7°C (65.7°F) to a moderate 14.9°C (58.8°F). Theriso marks an average drop to a cool 10.9°C (51.6°F) during nighttime in December, following the high of the day.Humidity
The average relative humidity in December is 75%.Rainfall
In Theriso, in December, during 16.7 rainfall days, 88mm (3.46") of precipitation is typically accumulated. In Theriso, Greece, during the entire year, the rain falls for 119.3 days and collects up to 509mm (20.04") of precipitation.Daylight
December has the shortest days of the year in Theriso, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 07:14 and sunset at 17:11. On the last day of the month, sunrise is at 07:32 and sunset at 17:21 EET.
Sunshine
The average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What is the usual temperature for Theriso in December?
What is the average humidity in December in Theriso?
How many days does it rain in December in Theriso?
What is the month with the shortest days in Theriso?
How many hours of daylight does Theriso have in December?
What time are sunrise and sunset in December in Theriso?
How long on average sun shines in December in Theriso?
What is the month with the lowest UV index in Theriso?
How high is the UV index in December in Theriso?
Average temperature in December
Theriso, Greece
- Average high temperature in December: 14.9°C
The warmest month (with the highest average high temperature) is July (28.5°C).
The month with the lowest average high temperature is January (13.3°C).
- Average low temperature in December: 10.9°C
The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (9.2°C).
Average pressure in December
Theriso, Greece
- Average pressure in December: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is July (1010.6mbar).
Average wind speed in December
Theriso, Greece
- Average wind speed in December: 15.2km/h
The windiest month (with the highest average wind speed) is January (17km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in December
Theriso, Greece
- Average humidity in December: 75%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (61%).
Average rainfall in December
Theriso, Greece
- Average rainfall in December: 88mm
The wettest month (with the highest rainfall) is January (91mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in December
Theriso, Greece
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is January (17.6 days).
The month with the least rainy days is July (1.7 days).
Average daylight in December /
Average sunshine in December
Theriso, Greece
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Theriso, Greece
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is January (11.3 days).
Average UV index in December
Theriso, Greece
- Average UV index in December: 3
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 3).
Average cloud cover in December
Theriso, Greece
- Average cloud cover in December: 44
The month with the most cloud cover is January (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in December
Theriso, 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).
Theriso, Greece
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