Climate averages 1991–2020
Yalova weather
in October.
A mild, moderately wet month: the 6th warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Yalova: daytime highs average 20.4°C and nights cool to about 13.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 73 mm of rain on roughly 9 days, which makes October a moderately wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 10 min on an average October day.
The nearest other city in this atlas is Gebze (21 km away). In October its highs average 19.0°C, 1.4°C cooler than Yalova, with 62 mm of rain.
Among the 138 cities listed in Turkey, Yalova ranks joint 67th of 138 for the warmest October highs and 104th of 138 for the driest October (rainfall, lowest first). The mean October high of those 138 cities is 21.4°C; Yalova is 1.0°C cooler than that mean.
From October to November, average highs fall by 5.1°C to 15.2°C, and monthly rainfall rises from 73 mm to 74 mm.
The annual picture
October 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 | 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, selected | 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
October in nearby cities
- Gebze in OctoberTurkey · 21 kmHigh 19.0°C · Low 12.7°C · 62 mm rain
- Gemlik in OctoberTurkey · 27 kmHigh 21.2°C · Low 14.5°C · 77 mm rain
- Sultanbeyli in OctoberTurkey · 34 kmHigh 18.9°C · Low 13.6°C · 75 mm rain
- Sancaktepe in OctoberTurkey · 39 kmHigh 19.0°C · Low 14.1°C · 75 mm rain
- Ümraniye in OctoberTurkey · 42 kmHigh 18.7°C · Low 13.9°C · 75 mm rain
- Üsküdar in OctoberTurkey · 47 kmHigh 19.1°C · Low 14.3°C · 75 mm rain
- Derince in OctoberTurkey · 47 kmHigh 20.5°C · Low 12.8°C · 81 mm rain
- Istanbul in OctoberTurkey · 48 kmHigh 19.1°C · Low 14.5°C · 75 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.