The Venetian walls and the Castle of Koule in the shipyards at Heraklion, Greece
Weather in August
In August, Heraklion remains in the throes of summer, characterized by high temperatures, abundant sunshine, and minimal rainfall. Heat conditions stay close to July's frame, with the average high barely decreasing to 28.4°C (83.1°F). The number of sunshine hours remains consistent with the preceding months, providing an ample amount of time for outdoor explorations. Water temperatures are inviting, and sun protection remains essential. As the city transitions into September, a gradual reduction in daylight hours and temperature becomes noticeable.
Note: Water activities in surface temperatures between 25°C (77°F) and 29°C (84.2°F) are seen as exceptional and extremely agreeable for lengthened time spans.
On the first day of the month, sunrise is at 06:28 and sunset at 20:22. On the last day of August, sunrise is at 06:51 and sunset at 19:47 EEST.
Note: The UV index of 10 during August leads to these advisories:
Be constantly cautious; skin and eyes can be quickly affected if left unprotected. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Sunscreen of at least SPF 30 should be applied generously and reapplied often on overcast days, especially post swim or outdoor exercise. Warning! The reflection of sand and water increases the UV dose.
Temperature
An average high-temperature of a still moderately hot 28.4°C (83.1°F) marks August, exhibiting a close resemblance to the conditions in July. August brings with it a nighttime average temperature of 22.7°C (72.9°F) in Heraklion.Rainfall
The month with the least rainfall in Heraklion is August, when the rain falls for 0.1 days and typically collects 1mm (0.04") of precipitation.Sea temperature
August is the month with the warmest seawater, with an average sea temperature of 26.1°C (79°F).Note: Water activities in surface temperatures between 25°C (77°F) and 29°C (84.2°F) are seen as exceptional and extremely agreeable for lengthened time spans.
Daylight
In Heraklion, the average length of the day in August is 13h and 28min.On the first day of the month, sunrise is at 06:28 and sunset at 20:22. On the last day of August, sunrise is at 06:51 and sunset at 19:47 EEST.
Sunshine
In Heraklion, the average sunshine in August is 11.2h.UV index
In Heraklion, Greece, the average daily maximum UV index in August is 10. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 10 during August leads to these advisories:
Be constantly cautious; skin and eyes can be quickly affected if left unprotected. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Sunscreen of at least SPF 30 should be applied generously and reapplied often on overcast days, especially post swim or outdoor exercise. Warning! The reflection of sand and water increases the UV dose.
Updated: Jan 24, 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
Is it hot in Heraklion during August?
During August, Heraklion experiences an average high-temperature of 28.4°C (83.1°F) and a low-temperature of 22.7°C (72.9°F).
What is the driest month in Heraklion?
August is the month with the least rainfall in Heraklion, Greece. Rain falls for 0.1 days and accumulates 1mm (0.04") of precipitation.
How many days does it rain in August in Heraklion?
In Heraklion, Greece, in August, it is raining for 0.1 days, with typically 1mm (0.04") of accumulated precipitation.
What month is the sea warmest in Heraklion?
With an average sea temperature of 26.1°C (79°F), August is the month with the warmest seawater in Heraklion, Greece.
What is the water temperature in August in Heraklion?
In August, the average sea temperature in Heraklion is 26.1°C (79°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.
How many hours of daylight does Heraklion have in August?
In August, the average day length in Heraklion, Greece, is 13h and 28min.
What time are sunrise and sunset in August in Heraklion?
In August, on the first day of the month, sunrise is at 06:28 and sunset at 20:22. On the last day of the month, in Heraklion, Greece, sunrise is at 06:51 and sunset at 19:47 EEST.
How long on average sun shines in August in Heraklion?
In August, the average sunshine duration in Heraklion, Greece, is 11.2h.
How high is the UV index in August in Heraklion?
The average daily maximum UV index in August in Heraklion is 10. A UV Index value of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV radiation.
Average temperature in August
Heraklion, Greece
- Average high temperature in August: 28.4°C
The warmest month (with the highest average high temperature) is July (28.6°C).
The month with the lowest average high temperature is January (15.2°C).
- Average low temperature in August: 22.7°C
The months with the highest average low temperature are July and August (22.7°C).
The coldest months (with the lowest average low temperature) are January and February (10°C).
Average rainfall in August
Heraklion, Greece
- Average rainfall in August: 0.7mm
The wettest month (with the highest rainfall) is January (91.5mm).
The driest month (with the least rainfall) is August (0.7mm).
Average rainfall days in August
Heraklion, Greece
- Average rainfall days in August: 0.1 days
The month with the highest number of rainy days is January (10.1 days).
The months with the least rainy days are July and August (0.1 days).
Average sea temperature in August
Heraklion, Greece
- Average sea temperature in August: 26.1°C
The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is February (16.4°C).
Average daylight in August /
Average sunshine in August
Heraklion, Greece
- Average daylight in August: 13h and 3min
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 August: 11h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average UV index in August
Heraklion, Greece
- Average UV index in August: 10
The month with the highest UV index is July (UV index 11).
The month with the lowest UV index is December (UV index 2).
Heraklion, Greece
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