Climate averages 1991–2020
Ereğli (Zonguldak Province), Turkey weather
in December.
A cool, wet month: the 10th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cool month in Ereğli (Zonguldak Province), Turkey: daytime highs average 10.4°C and nights cool to about 5.6°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 108 mm of rain on roughly 14 days, which makes December a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 9 h 16 min on an average December day.
The nearest other city in this atlas is Zonguldak (36 km away). In December its highs average 10.7°C, about as warm as Ereğli (Zonguldak Province), Turkey, with 107 mm of rain.
Among the 138 cities listed in Turkey, Ereğli (Zonguldak Province), Turkey ranks joint 56th of 138 for the warmest December highs and joint 107th of 138 for the driest December (rainfall, lowest first). The mean December high of those 138 cities is 9.3°C; Ereğli (Zonguldak Province), Turkey is 1.1°C warmer than that mean.
From December to January, average highs fall by 2.1°C to 8.3°C, and monthly rainfall falls from 108 mm to 100 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
Ereğli (Zonguldak Province), Turkey climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.3°C3.5°C | 3.5°C | 100 | 13.9 | 9.610 h |
| February | 8.6°C3.4°C | 3.4°C | 85 | 13.0 | 10.611 h |
| March | 10.6°C5.2°C | 5.2°C | 88 | 13.0 | 11.912 h |
| April | 14.3°C8.6°C | 8.6°C | 57 | 9.7 | 13.313 h |
| May | 18.7°C13.1°C | 13.1°C | 55 | 8.2 | 14.514 h |
| June | 22.8°C17.4°C | 17.4°C | 63 | 8.4 | 15.115 h |
| July | 25.3°C19.9°C | 19.9°C | 47 | 6.1 | 14.815 h |
| August | 25.8°C20.6°C | 20.6°C | 52 | 6.6 | 13.814 h |
| September | 22.8°C17.5°C | 17.5°C | 79 | 8.2 | 12.513 h |
| October | 18.9°C14.0°C | 14.0°C | 100 | 10.3 | 11.111 h |
| November | 14.5°C9.3°C | 9.3°C | 88 | 10.5 | 9.910 h |
| December, selected | 10.4°C5.6°C | 5.6°C | 108 | 13.9 | 9.39 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
- Zonguldak in DecemberTurkey · 36 kmHigh 10.7°C · Low 4.7°C · 107 mm rain
- Düzce in DecemberTurkey · 54 kmHigh 9.8°C · Low 1.6°C · 105 mm rain
- Bolu in DecemberTurkey · 63 kmHigh 6.7°C · Low -1.0°C · 96 mm rain
- Bartın in DecemberTurkey · 86 kmHigh 10.4°C · Low 3.7°C · 90 mm rain
- Karabük in DecemberTurkey · 102 kmHigh 9.1°C · Low 0.6°C · 79 mm rain
- Adapazarı in DecemberTurkey · 102 kmHigh 9.9°C · Low 2.0°C · 103 mm rain
- İzmit in DecemberTurkey · 138 kmHigh 10.5°C · Low 3.4°C · 110 mm rain
- Derince in DecemberTurkey · 147 kmHigh 10.5°C · Low 3.7°C · 103 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 Ereğli) is explained once on the Ereğli (Zonguldak Province), Turkey year overview and on the Sources, method and limits page.