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 snowfall in January
- Average snowfall 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
Poros's coldest month, January, generally records average temperatures ranging from a high of 12.6°C (54.7°F) to a low of 8.6°C (47.5°F).Humidity
January and February, with an average relative humidity of 72%, are the most humid months in Poros.Rainfall
In Poros, in January, during 10.8 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, there are 95.8 rainfall days, and 262mm (10.31") of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. January is the month with the most snowfall in Poros. Snow falls for 0.4 days and accumulates 5mm (0.2") of snow.Sea temperature
In Poros, the average seawater temperature in January is 16°C (60.8°F).Note: Swimming is not a pleasurable activity for most people when the water temperature is 16°C (60.8°F). Breathing control gets harder as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
In January, the average length of the day in Poros is 9h and 55min.On the first day of the month, sunrise is at 07:40 and sunset at 17:18. On the last day of January, sunrise is at 07:30 and sunset at 17:48 EET.
Sunshine
January has the least sunshine of the year in Poros, with an average of 6.1h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during January leads to these instructions:
Adopt protective measures - It is advised to guard against sun damage. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What time of the year is the coldest in Poros?
What are January temperatures in Poros?
What are the most humid months in Poros?
What is the average humidity in January in Poros?
How many days does it rain in January in Poros?
When does it snow the most in Poros?
How much does it snow in Poros in January?
What is the sea temperature in January in Poros?
What is the average length of the day in January in Poros?
When are sunrise and sunset in January in Poros?
What is the month with the least sunshine in Poros?
How many hours of sunshine does Poros have in January?
What are the months with the lowest UV index in Poros?
What is the UV index reading in January in Poros?
Average temperature in January
Poros, Greece
- Average high temperature in January: 12.6°C
The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is January (12.6°C).
- Average low temperature in January: 8.6°C
The month with the highest average low temperature is August (24.2°C).
The coldest month (with the lowest average low temperature) is January (8.6°C).
Average pressure in January
Poros, Greece
- Average pressure in January: 1016.8mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.3mbar).
Average wind speed in January
Poros, Greece
- Average wind speed in January: 14.6km/h
The windiest month (with the highest average wind speed) is January (14.6km/h).
The calmest month (with the lowest average wind speed) is May (11.1km/h).
Average humidity in January
Poros, Greece
- Average humidity in January: 72%
The months with the highest relative humidity are January and February (72%).
The month with the lowest relative humidity is August (56%).
Average rainfall in January
Poros, Greece
- Average rainfall in January: 27mm
The wettest month (with the highest rainfall) is December (36mm).
The driest months (with the least rainfall) are July and August (6mm).
Average rainfall days in January
Poros, Greece
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is January (10.8 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in January
Poros, Greece
- Average snowfall in January: 5mm
The month with the highest snowfall is January (5mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Poros, Greece
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in January
Poros, Greece
- Average sea temperature in January: 16°C
The best month for swimming (with the highest average sea temperature) is August (26.5°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).
Average daylight in January /
Average sunshine in January
Poros, 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: 6h and 1min
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: 6h and 6min).
Average sunshine days in January
Poros, Greece
- Average sunshine days in January: 16.5 days
The month with the most sunshine days is July (27 days).
The month with the least sunshine days is January (16.5 days).
Average UV index in January
Poros, Greece
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Poros, Greece
- Average cloud cover in January: 35
The months with the most cloud cover are January and February (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in January
Poros, 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).
Poros, Greece
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