The Venetian walls and the Castle of Koule in the shipyards at Heraklion, Greece
Weather in January
In Heraklion, Greece, the start of the year is typified by mild to moderately cold temperatures, with an abundance of rainfall. In this Mediterranean city, January is characterized by its shorter daylight hours and increased opportunity for precipitation. Compared to December, rainfall slightly increases to 92mm (3.62"), while daylight reduces to 10.1 hours. Sun protection remains low on the priority list, as UV index levels are relatively tame. As winter's grip slowly begins to loosen towards February, the weather sees gradual changes.
Note: Swimming is not a pleasurable activity for most people when the water temperature is 17.1°C (62.8°F). Breathing control gets harder as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).
On the first day of the month, sunrise is at 07:28 and sunset at 17:17. On the last day of January, sunrise is at 07:19 and sunset at 17:45 EET.
Note: The daily maximum UV index of 3 in January interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
[Resources]Temperature
With average temperatures fluctuating between a high of 15.2°C (59.4°F) and a low of 10°C (50°F), January stands out as the coldest month in Heraklion.Rainfall
The month with the most rainfall in Heraklion is January, when the rain falls for 10.1 days and typically aggregates up to 92mm (3.62") of precipitation.Sea temperature
In Heraklion, in January, the average water temperature is 17.1°C (62.8°F).Note: Swimming is not a pleasurable activity for most people when the water temperature is 17.1°C (62.8°F). Breathing control gets harder as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in January in Heraklion is 10h and 5min.On the first day of the month, sunrise is at 07:28 and sunset at 17:17. On the last day of January, sunrise is at 07:19 and sunset at 17:45 EET.
Sunshine
The month with the least sunshine is January, with an average of 3.8h of sunshine.UV index
In January, the average daily maximum UV index in Heraklion is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 3 in January interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What month is the coldest in Heraklion?
The coldest period in Heraklion, Greece, is January, when temperatures fluctuate between an average high of 15.2°C (59.4°F) and a low of 10°C (50°F).
What are the temperatures in Heraklion in January?
January temperatures in Heraklion, Greece, vary between a high-temperature of 15.2°C (59.4°F) and a low-temperature of 10°C (50°F).
What is the wettest month in Heraklion?
The month with the most rainfall in Heraklion is January, when the rain falls for 10.1 days and typically aggregates up to 92mm (3.62") of precipitation.
How many days does it rain in January in Heraklion?
In Heraklion, in January, it is raining for 10.1 days, with typically 92mm (3.62") of accumulated precipitation.
What is the sea water temperature in January in Heraklion?
In Heraklion, in January, the average water temperature is 17.1°C (62.8°F). For most, swimming in 17.1°C (62.8°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
What is the average length of the day in January in Heraklion?
The average day length in January is 10h and 5min.
When is the sunrise / sunset in January in Heraklion?
In January, on the first day of the month, sunrise is at 07:28 and sunset at 17:17. On the last day of the month, sunrise is at 07:19 and sunset at 17:45 EET.
What is the month with the least sunshine in Heraklion?
January has the least sunshine of the year in Heraklion, with an average of 3.8h of sunshine.
How many hours of sunshine does Heraklion have in January?
The average sunshine duration in January is 3.8h.
How high is the UV index in January in Heraklion?
In January, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average temperature in January
Heraklion, Greece
- Average high temperature in January: 15.2°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 January: 10°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 January
Heraklion, Greece
- Average rainfall in January: 91.5mm
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 January
Heraklion, Greece
- Average rainfall days in January: 10.1 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 January
Heraklion, Greece
- Average sea temperature in January: 17.1°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 January /
Average sunshine in January
Heraklion, Greece
- Average daylight in January: 10h and 1min
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 January: 3h and 5min
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 January
Heraklion, Greece
- Average UV index in January: 3
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
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location
