Cool
Average highs are around 16°C, so pack for cooler days.
December verdict
Heraklion, Greece in December
Weather score29Poor
Poor for holiday weather
Average highs are around 16°C, so pack for cooler days. Sunshine averages 4h per day, so this is not one of the brighter months. Rainfall averages 115mm, so some wet days are possible.
December weather
Monthly averages
Temp
16°C
Rain
115mm
Sun
4h
Sea
18°C
Weather score
29
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 115mm, so some wet days are possible.
Limited sun
Sunshine averages 4h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Weather map
Compare Heraklion, Greece with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
December16°C average high
December is on the cooler side of Heraklion's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
December115mm average rain
December is wetter than Heraklion's yearly average, so flexible plans matter more.
Driest monthsApril to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
December4 hours average sun
December is one of Heraklion's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
December18°C average sea
December is below Heraklion's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 25°C in this stretch, so swimming comfort is at its strongest.
Weather score
December29 weather score
December is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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