Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The month of January, characterized by an average high of 13.8°C (56.8°F) and a low of 11.9°C (53.4°F), is recognized as the coldest.Humidity
January and December, with an average relative humidity of 71%, are the least humid months in Galissas.Rainfall
The month with the most rainfall is January, when the rain falls for 14.9 days and typically aggregates up to 53mm (2.09") of precipitation.Sea temperature
In January, the average sea temperature in Galissas, Greece, is 15.8°C (60.4°F).Note: For most, swimming in 15.8°C (60.4°F) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Galissas, the average length of the day in January is 9h and 55min.On the first day of the month, sunrise is at 07:34 and sunset at 17:12. On the last day of January, sunrise is at 07:24 and sunset at 17:42 EET.
Sunshine
With an average of 5.7h of sunshine, January has the least sunshine of the year in Galissas.UV index
The average daily maximum UV index in January in Galissas is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In January, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What time of the year is the coldest in Galissas?
What are January temperatures in Galissas?
What is the least humid month in Galissas?
What is the average humidity in January in Galissas?
What is the rainiest month in Galissas?
How many days does it rain in January in Galissas?
What is the sea temperature in January in Galissas?
How many hours of daylight does Galissas have in January?
When is the sunrise / sunset in January in Galissas?
What is the month with the least sunshine in Galissas?
How many hours of sunshine does Galissas have in January?
What is the UV index intensity in January in Galissas?
Average temperature in January
Galissas, Greece
- Average high temperature in January: 13.8°C
The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (13.8°C).
- Average low temperature in January: 11.9°C
The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is January (11.9°C).
Average pressure in January
Galissas, Greece
- Average pressure in January: 1016.4mbar
The month with the highest atmospheric pressure is December (1017.8mbar).
The month with the lowest atmospheric pressure is July (1009.2mbar).
Average wind speed in January
Galissas, Greece
- Average wind speed in January: 30km/h
The windiest month (with the highest average wind speed) is January (30km/h).
The calmest month (with the lowest average wind speed) is May (18.8km/h).
Average humidity in January
Galissas, Greece
- Average humidity in January: 71%
The month with the highest relative humidity is August (76%).
The months with the lowest relative humidity are January and December (71%).
Average rainfall in January
Galissas, Greece
- Average rainfall in January: 53mm
The wettest month (with the highest rainfall) is January (53mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in January
Galissas, Greece
- Average rainfall days in January: 14.9 days
The month with the highest number of rainy days is January (14.9 days).
The month with the least rainy days is August (0.8 days).
Average sea temperature in January
Galissas, Greece
- Average sea temperature in January: 15.8°C
The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest month (with the lowest average sea temperature) is February (15.6°C).
Average daylight in January /
Average sunshine in January
Galissas, Greece
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 5h and 4min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in January
Galissas, Greece
- Average sunshine days in January: 12.4 days
The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is January (12.4 days).
Average UV index in January
Galissas, Greece
- Average UV index in January: 4
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Galissas, Greece
- Average cloud cover in January: 41
The month with the most cloud cover is January (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 3).
Average visibility in January
Galissas, Greece
- Average visibility in January: 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).
Galissas, Greece
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