January weather forecast
Eretria, Greece

January

Weather in January

January, the same as December, is a cool winter month in Eretria, Greece, with an average temperature varying between 11.3°C (52.3°F) and 6.3°C (43.3°F).

Temperature

Eretria's coldest month, January, registers temperatures that range from a high of 11.3°C (52.3°F) to a low of 6.3°C (43.3°F).

Humidity

January is the most humid month, with an average relative humidity of 77%.

Rainfall

In Eretria, in January, it is raining for 14.8 days, with typically 68mm (2.68") of accumulated precipitation. In Eretria, Greece, during the entire year, the rain falls for 127.1 days and collects up to 492mm (19.37") of precipitation.

Snowfall

January through March and December are months with snowfall. January is the month with the most snowfall. Snow falls for 1.8 days and accumulates 73mm (2.87") of snow.

Sea temperature

In January, the average sea temperature is 15.4°C (59.7°F).
Note: In water of 15.4°C (59.7°F), the majority of people do not enjoy swimming. Breathing becomes increasingly hard to manage as the temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

In January, the average length of the day is 9h and 51min.
On the first day of the month, sunrise is at 07:41 and sunset at 17:14. On the last day of January, sunrise is at 07:31 and sunset at 17:45 EET.

Sunshine

The month with the least sunshine is January, with an average of 4.9h of sunshine.

UV index

In Eretria, the average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 3 in January transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Boost your sun resistance with garments that are densely woven yet spacious. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What is the coldest month?
Eretria's January weather, marked by an average high temperature of 11.3°C (52.3°F) and an average low temperature of 6.3°C (43.3°F), is the coldest in the year.
What is the usual temperature for Eretria in January?
The high-temperature during January is 11.3°C (52.3°F) and the low-temperature is 6.3°C (43.3°F).
What is the most humid month?
With an average relative humidity of 77%, January is the most humid month.
What is the average humidity in January?
In January, the average relative humidity is 77%.
How many days does it rain in January?
In January, the rain falls for 14.8 days. Throughout January, 68mm (2.68") of precipitation is accumulated.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 1.8 days and accumulates 73mm (2.87") of snow.
How many days does it snow in January?
In Eretria, in January, during 1.8 snowfall days, 73mm (2.87") of snow is typically accumulated.
How cold is the water in January?
In Eretria, in January, the average water temperature is 15.4°C (59.7°F). For swimming, a surface water temperature of 15.4°C (59.7°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
How many hours of daylight does Eretria have in January?
The average day length in January is 9h and 51min.
What time are sunrise and sunset in January?
On the first day of January, sunrise is at 07:41 and sunset at 17:14. On the last day of the month, sunrise is at 07:31 and sunset at 17:45 EET.
What is the month with the least sunshine?
With an average of 4.9h of sunshine, January has the least sunshine of the year.
How many hours of sunshine does Eretria have in January?
In January, the average sunshine duration is 4.9h.
What is the UV index reading in January?
In Eretria, the average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Eretria, Greece
Average temperature in January
Eretria, Greece
  • Average high temperature in January: 11.3°C

The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is January (11.3°C).

  • Average low temperature in January: 6.3°C

The month with the highest average low temperature is August (22.6°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).

Average pressure in January - Eretria, Greece
Average pressure in January
Eretria, Greece
  • Average pressure in January: 1016.9mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1011.3mbar).

Average wind speed in January - Eretria, Greece
Average wind speed in January
Eretria, Greece
  • Average wind speed in January: 13.6km/h

The windiest month (with the highest average wind speed) is August (14km/h).
The calmest months (with the lowest average wind speed) are May and June (10.7km/h).

Average humidity in January - Eretria, Greece
Average humidity in January
Eretria, Greece
  • Average humidity in January: 77%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (56%).

Average rainfall in January - Eretria, Greece
Average rainfall in January
Eretria, Greece
  • Average rainfall in January: 68mm

The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is August (6mm).

Average rainfall days in January - Eretria, Greece
Average rainfall days in January
Eretria, Greece
  • Average rainfall days in January: 14.8 days

The month with the highest number of rainy days is January (14.8 days).
The month with the least rainy days is August (2.9 days).

Average snowfall in January - Eretria, Greece
Average snowfall in January
Eretria, Greece
  • Average snowfall in January: 73mm

The month with the highest snowfall is January (73mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January - Eretria, Greece
Average snowfall days in January
Eretria, Greece
  • Average snowfall days in January: 1.8 days

The month with the highest number of snowfall days is January (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in January - Eretria, Greece
Average sea temperature in January
Eretria, Greece
  • Average sea temperature in January: 15.4°C

The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is February (14.9°C).

Average daylight in January / Average sunshine in January - Eretria, Greece
Average daylight in January /
Average sunshine in January
Eretria, Greece
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 4h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in January - Eretria, Greece
Average sunshine days in January
Eretria, Greece
  • Average sunshine days in January: 12 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (11.5 days).

Average UV index in January - Eretria, Greece
Average UV index in January
Eretria, Greece
  • Average UV index in January: 3

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in January - Eretria, Greece
Average cloud cover in January
Eretria, Greece
  • Average cloud cover in January: 46

The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 8).

Average visibility in January - Eretria, Greece
Average visibility in January
Eretria, Greece
  • Average visibility in January: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

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