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Contents
- The best time to visit Eretria
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- 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
Climate and monthly weather forecast
The best time to visit Eretria
The best months for a swim in Eretria, Greece, are July and August, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
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). 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). Weather in January »
Weather in February
February, the last month of the winter in Eretria, is another cool month, with an average temperature ranging between max 12.7°C (54.9°F) and min 7.3°C (45.1°F). February's weather records an average high-temperature of a still fresh 12.7°C (54.9°F), showing little deviation from January. Weather in February »
Weather in March
March, the first month of the spring in Eretria, is a mild month, with an average temperature varying between 15°C (59°F) and 8.4°C (47.1°F). As Eretria welcomes March, the average high-temperature is noted at a refreshing 15°C (59°F), closely aligning with the preceding month. Weather in March »
Weather in April
April is an enjoyable spring month in Eretria, Greece, with an average temperature fluctuating between 18°C (64.4°F) and 10.8°C (51.4°F). With the onset of April, the average high-temperature subtly transitions from a moderate 15°C (59°F) in March to a comfortable 18°C (64.4°F). Weather in April »
Weather in May
May, the last month of the spring in Eretria, is a warm month, with temperature in the range of an average low of 15.3°C (59.5°F) and an average high of 23°C (73.4°F). Eretria in May experiences an increase in the average high-temperature, moving from April's comfortable 18°C (64.4°F) to a moderately hot 23°C (73.4°F). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Eretria, Greece, with an average temperature ranging between max 27°C (80.6°F) and min 19.6°C (67.3°F). A subtle rise in the average high-temperature is observed during June, adjusting from 23°C (73.4°F) in May to a still warm 27°C (80.6°F). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Eretria, Greece, with an average temperature fluctuating between 29.3°C (84.7°F) and 21.9°C (71.4°F). The ideal sea water temperature of 25.7°C (78.3°F) and only 5.1 rainfall days, with 11mm (0.43") of accumulated rainfall, makes July the best time for swimming and other water activities. Weather in July »
Weather in August
August, the last month of the summer in Eretria, is another warm month, with an average temperature ranging between max 29°C (84.2°F) and min 22.6°C (72.7°F). An excellent water temperature of 26.3°C (79.3°F) and only 2.9 rainfall days, with 6mm (0.24") of accumulated rainfall, makes August a prime for swimming and other water activities. Weather in August »
Weather in September
September, the first month of the autumn in Eretria, is also a moderately hot month, with an average temperature varying between 19.6°C (67.3°F) and 25.7°C (78.3°F). September is characterized by a slight reduction in average high-temperature, easing from a warm 29°C (84.2°F) in August to a still moderately hot 25.7°C (78.3°F). Weather in September »
Weather in October
October, like September, is another pleasant autumn month in Eretria, Greece, with an average temperature fluctuating between 16°C (60.8°F) and 20.8°C (69.4°F). A moderate decline in average high-temperatures is noted in October, moving from a warm 25.7°C (78.3°F) in September to an agreeable 20.8°C (69.4°F). Weather in October »
Weather in November
November, the last month of the autumn in Eretria, is another comfortable month, with an average temperature ranging between min 12.4°C (54.3°F) and max 17.2°C (63°F). Eretria's weather in November involves a mild decrease in the average high-temperature, moving down slightly from October's pleasant 20.8°C (69.4°F) to a comfortable 17.2°C (63°F). Weather in November »
Weather in December
The first month of the winter, December, is still a refreshing month in Eretria, Greece, with an average temperature varying between 13.1°C (55.6°F) and 8.3°C (46.9°F). The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a refreshing 17.2°C (63°F) in November to a mild 13.1°C (55.6°F). Weather in December »
Updated: Jul 16, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
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 most humid month?
With an average relative humidity of 77%, January is the most humid month.
How many days does it rain?
Throughout the year, there are 127.1 rainfall days, and 492mm (19.37") of precipitation is accumulated.
When does it snow?
Months with snowfall in Eretria are January through March and December.
When does it snow the most?
January is the month with the most snowfall in Eretria, Greece. Snow falls for 1.8 days and accumulates 73mm (2.87") of snow.
How much does it snow?
In Eretria, during the entire year, snow falls for 3.3 days and aggregates up to 86mm (3.39") of snow.
What is the month with the least sunshine?
With an average of 4.9h of sunshine, January has the least sunshine of the year.
What month is the sea coldest?
The month with the coldest seawater is February, with an average sea temperature of 14.9°C (58.8°F).
When it does not snow?
April through November are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 14h and 48min of daylight.
What time of the year is the hottest?
Eretria reaches its average highest temperatures in July, measuring 29.3°C (84.7°F) at the peak and 21.9°C (71.4°F) at the lowest.
What is the least humid month?
July is the least humid month, with an average relative humidity of 56%.
What is the month with the most sunshine?
The months with the most sunshine are July and August, with an average of 11.9h of sunshine.
When is the highest UV index?
July and August, with an average maximum UV index of 7, are months with the highest UV index.
What is the driest month?
The month with the least rainfall is August, when the rain falls for 2.9 days and typically collects 6mm (0.24") of precipitation.
When is the sea warmest?
August is the month with the warmest seawater, with an average sea temperature of 26.3°C (79.3°F).
When is Daylight Saving Time (DST)?
On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.
What is the wettest month?
December is the month with the most rainfall in Eretria. Rain falls for 13.9 days and accumulates 69mm (2.72") of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
What is the month with the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 2.
Average temperature
Eretria, Greece
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).
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
Eretria, Greece
- Average pressure in January:
1016.9mbar - Average pressure in February:
1015.5mbar - Average pressure in March:
1015.1mbar - Average pressure in April:
1014.2mbar - Average pressure in May:
1013mbar - Average pressure in June:
1012.1mbar
- Average pressure in July:
1011.3mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1014.6mbar - Average pressure in October:
1017.1mbar - Average pressure in November:
1017.8mbar - Average pressure in December:
1018.4mbar
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
Eretria, Greece
- Average wind speed in January:
13.6km/h - Average wind speed in February:
13.6km/h - Average wind speed in March:
12.6km/h - Average wind speed in April:
11.5km/h - Average wind speed in May:
10.7km/h - Average wind speed in June:
10.7km/h
- Average wind speed in July:
11.9km/h - Average wind speed in August:
14km/h - Average wind speed in September:
11.9km/h - Average wind speed in October:
11.6km/h - Average wind speed in November:
11.7km/h - Average wind speed in December:
13km/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
Eretria, Greece
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (56%).
Average rainfall
Eretria, Greece
The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is August (6mm).
Average rainfall days
Eretria, Greece
- Average rainfall days in January:
14.8 days - Average rainfall days in February:
13.5 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
10.7 days - Average rainfall days in June:
9.2 days
- Average rainfall days in July:
5.1 days - Average rainfall days in August:
2.9 days - Average rainfall days in September:
8.9 days - Average rainfall days in October:
12.2 days - Average rainfall days in November:
11.8 days - Average rainfall days in December:
13.9 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
Eretria, Greece
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
Eretria, Greece
- Average snowfall days in January:
1.8 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0.2 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.5 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
Eretria, Greece
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 / Average sunshine
Eretria, Greece
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
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 - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 4min - Average sunshine in April:
9h and 5min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
9h and 4min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
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
Eretria, Greece
- Average sunshine days in January:
12 days - Average sunshine days in February:
11.5 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
16 days - Average sunshine days in May:
17.8 days - Average sunshine days in June:
17.6 days
- Average sunshine days in July:
24.5 days - Average sunshine days in August:
25.3 days - Average sunshine days in September:
17.7 days - Average sunshine days in October:
15.7 days - Average sunshine days in November:
15.2 days - Average sunshine days in December:
14.2 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
Eretria, Greece
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
Eretria, Greece
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
Eretria, Greece
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).
