Climate averages 1991–2020
Gemlik weather
in April.
A mild, moderately wet month: the 7th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Gemlik: daytime highs average 18.1°C and nights cool to about 8.9°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 65 mm of rain on roughly 10 days, which makes April a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 15 min on an average April day.
The nearest other city in this atlas is Yalova (27 km away). In April its highs average 17.0°C, 1.1°C cooler than Gemlik, with 52 mm of rain.
Among the 138 cities listed in Turkey, Gemlik ranks joint 51st of 138 for the warmest April highs and joint 83rd of 138 for the driest April (rainfall, lowest first). The mean April high of those 138 cities is 17.3°C; Gemlik is 0.8°C warmer than that mean.
From April to May, average highs rise by 4.7°C to 22.8°C, and monthly rainfall falls from 65 mm to 53 mm.
The annual picture
April 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
Gemlik climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 9.5°C3.2°C | 3.2°C | 90 | 12.7 | 9.610 h |
| February | 10.7°C3.2°C | 3.2°C | 80 | 12.0 | 10.611 h |
| March | 13.7°C5.2°C | 5.2°C | 86 | 12.1 | 11.912 h |
| April, selected | 18.1°C8.9°C | 8.9°C | 65 | 10.2 | 13.313 h |
| May | 22.8°C14.0°C | 14.0°C | 53 | 8.1 | 14.414 h |
| June | 26.8°C18.5°C | 18.5°C | 48 | 7.9 | 15.015 h |
| July | 29.6°C20.7°C | 20.7°C | 26 | 4.5 | 14.815 h |
| August | 30.1°C21.1°C | 21.1°C | 28 | 4.2 | 13.814 h |
| September | 26.1°C18.3°C | 18.3°C | 54 | 6.9 | 12.513 h |
| October | 21.2°C14.5°C | 14.5°C | 77 | 9.1 | 11.211 h |
| November | 16.0°C9.3°C | 9.3°C | 74 | 9.8 | 10.010 h |
| December | 11.2°C5.2°C | 5.2°C | 97 | 12.5 | 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
April in nearby cities
- Yalova in AprilTurkey · 27 kmHigh 17.0°C · Low 8.2°C · 52 mm rain
- Bursa in AprilTurkey · 27 kmHigh 18.1°C · Low 8.3°C · 81 mm rain
- Nilüfer in AprilTurkey · 32 kmHigh 18.2°C · Low 8.3°C · 81 mm rain
- Gebze in AprilTurkey · 47 kmHigh 15.7°C · Low 7.2°C · 54 mm rain
- İnegol in AprilTurkey · 49 kmHigh 17.7°C · Low 6.3°C · 88 mm rain
- Sultanbeyli in AprilTurkey · 60 kmHigh 15.3°C · Low 8.0°C · 48 mm rain
- Sancaktepe in AprilTurkey · 64 kmHigh 15.2°C · Low 8.4°C · 48 mm rain
- Ümraniye in AprilTurkey · 65 kmHigh 14.7°C · Low 8.2°C · 47 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 Gemlik) is explained once on the Gemlik year overview and on the Sources, method and limits page.