Climate averages 1991–2020
Yalova weather
in January.
A cool, wet month: the coolest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Yalova: daytime highs average 8.8°C and nights cool to about 2.8°C. By daytime temperature it is the coolest month of the year.
Expect about 90 mm of rain on roughly 13 days, which makes January a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 37 min on an average January day.
The nearest other city in this atlas is Gebze (21 km away). In January its highs average 7.8°C, 1.1°C cooler than Yalova, with 80 mm of rain.
Among the 138 cities listed in Turkey, Yalova ranks joint 49th of 138 for the warmest January highs and joint 81st of 138 for the driest January (rainfall, lowest first). The mean January high of those 138 cities is 7.4°C; Yalova is 1.4°C warmer than that mean.
From January to February, average highs rise by 1.1°C to 9.9°C, and monthly rainfall falls from 90 mm to 73 mm.
The annual picture
January 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
Yalova climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 8.8°C2.8°C | 2.8°C | 90 | 12.8 | 9.610 h |
| February | 9.9°C2.9°C | 2.9°C | 73 | 11.8 | 10.611 h |
| March | 12.6°C4.7°C | 4.7°C | 76 | 10.8 | 11.912 h |
| April | 17.0°C8.2°C | 8.2°C | 52 | 8.5 | 13.313 h |
| May | 21.8°C13.0°C | 13.0°C | 39 | 6.6 | 14.414 h |
| June | 26.3°C17.5°C | 17.5°C | 38 | 6.1 | 15.015 h |
| July | 29.0°C19.9°C | 19.9°C | 24 | 3.8 | 14.815 h |
| August | 29.3°C20.5°C | 20.5°C | 26 | 3.3 | 13.814 h |
| September | 25.4°C17.6°C | 17.6°C | 48 | 6.4 | 12.513 h |
| October | 20.4°C13.9°C | 13.9°C | 73 | 9.0 | 11.211 h |
| November | 15.2°C8.8°C | 8.8°C | 74 | 9.9 | 10.010 h |
| December | 10.6°C4.9°C | 4.9°C | 100 | 12.7 | 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
January in nearby cities
- Gebze in JanuaryTurkey · 21 kmHigh 7.8°C · Low 2.1°C · 80 mm rain
- Gemlik in JanuaryTurkey · 27 kmHigh 9.5°C · Low 3.2°C · 90 mm rain
- Sultanbeyli in JanuaryTurkey · 34 kmHigh 7.9°C · Low 3.1°C · 87 mm rain
- Sancaktepe in JanuaryTurkey · 39 kmHigh 8.0°C · Low 3.7°C · 87 mm rain
- Ümraniye in JanuaryTurkey · 42 kmHigh 7.7°C · Low 3.6°C · 85 mm rain
- Üsküdar in JanuaryTurkey · 47 kmHigh 8.2°C · Low 3.9°C · 85 mm rain
- Derince in JanuaryTurkey · 47 kmHigh 8.9°C · Low 1.7°C · 95 mm rain
- Istanbul in JanuaryTurkey · 48 kmHigh 8.2°C · Low 4.2°C · 85 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 Yalova) is explained once on the Yalova year overview and on the Sources, method and limits page.