Climate averages 1991–2020
Irákleion weather
in December.
A mild, moderately wet month: the 10th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a mild month in Irákleion: daytime highs average 15.6°C and nights cool to about 10.0°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 64 mm of rain on roughly 11 days, which makes December a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 49 min on an average December day.
The nearest other city in this atlas is Glyfáda (308 km away). In December its highs average 13.8°C, 1.8°C cooler than Irákleion, with 61 mm of rain.
Among the 11 cities listed in Greece, Irákleion ranks 1st of 11 for the warmest December highs and 6th of 11 for the driest December (rainfall, lowest first). The mean December high of those 11 cities is 12.4°C; Irákleion is 3.2°C warmer than that mean.
From December to January, average highs fall by 1.4°C to 14.3°C, and monthly rainfall rises from 64 mm to 68 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Irákleion climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 14.3°C8.3°C | 8.3°C | 68 | 12.1 | 10.110 h |
| February | 14.9°C8.2°C | 8.2°C | 66 | 10.6 | 10.911 h |
| March | 17.3°C9.3°C | 9.3°C | 54 | 8.3 | 11.912 h |
| April | 21.0°C11.9°C | 11.9°C | 36 | 5.6 | 13.113 h |
| May | 25.6°C15.9°C | 15.9°C | 31 | 4.2 | 14.014 h |
| June | 29.5°C20.0°C | 20.0°C | 13 | 1.9 | 14.514 h |
| July | 31.1°C22.2°C | 22.2°C | 4.9 | 0.7 | 14.314 h |
| August | 30.9°C22.4°C | 22.4°C | 6.1 | 0.7 | 13.513 h |
| September | 28.5°C20.1°C | 20.1°C | 19 | 2.9 | 12.412 h |
| October | 24.3°C16.8°C | 16.8°C | 38 | 5.9 | 11.311 h |
| November | 19.6°C13.2°C | 13.2°C | 44 | 7.1 | 10.310 h |
| December, selected | 15.6°C10.0°C | 10.0°C | 64 | 11.3 | 9.810 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Glyfáda in DecemberGreece · 308 kmHigh 13.8°C · Low 8.8°C · 61 mm rain
- Piraeus in DecemberGreece · 320 kmHigh 13.3°C · Low 7.5°C · 58 mm rain
- Athens in DecemberGreece · 321 kmHigh 13.2°C · Low 7.3°C · 58 mm rain
- Khalándrion in DecemberGreece · 323 kmHigh 12.7°C · Low 6.8°C · 58 mm rain
- Acharnés in DecemberGreece · 331 kmHigh 13.0°C · Low 6.3°C · 58 mm rain
- Muğla in DecemberTurkey · 357 kmHigh 11.3°C · Low 3.8°C · 153 mm rain
- Darnah in DecemberLibya · 367 kmHigh 18.1°C · Low 11.7°C · 22 mm rain
- Aydın in DecemberTurkey · 369 kmHigh 13.5°C · Low 4.6°C · 120 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Irákleion) is explained once on the Irákleion year overview and on the Sources, method and limits page.