Climate averages 1991–2020
Gölbaşı weather
in September.
A warm, very dry month: the 4th warmest and the 3rd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Gölbaşı: daytime highs average 25.7°C and nights cool to about 13.0°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 13 mm of rain on roughly 3 days, which makes September a very dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 30 min on an average September day.
The nearest other city in this atlas is Ankara (15 km away). In September its highs average 26.5°C, 0.8°C warmer than Gölbaşı, with 13 mm of rain.
Among the 138 cities listed in Turkey, Gölbaşı ranks joint 78th of 138 for the warmest September highs and joint 40th of 138 for the driest September (rainfall, lowest first). The mean September high of those 138 cities is 27.1°C; Gölbaşı is 1.3°C cooler than that mean.
From September to October, average highs fall by 6.2°C to 19.5°C, and monthly rainfall rises from 13 mm to 28 mm.
The annual picture
September 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
Gölbaşı climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.7°C-3.1°C | -3.1°C | 51 | 8.7 | 9.710 h |
| February | 6.8°C-2.3°C | -2.3°C | 45 | 8.8 | 10.711 h |
| March | 11.1°C0.6°C | 0.6°C | 54 | 9.8 | 11.912 h |
| April | 16.4°C4.9°C | 4.9°C | 48 | 10.1 | 13.213 h |
| May | 21.7°C9.8°C | 9.8°C | 47 | 9.2 | 14.314 h |
| June | 26.1°C13.6°C | 13.6°C | 32 | 6.5 | 14.915 h |
| July | 30.3°C16.4°C | 16.4°C | 8.3 | 2.1 | 14.715 h |
| August | 30.4°C16.8°C | 16.8°C | 10 | 2.5 | 13.714 h |
| September, selected | 25.7°C13.0°C | 13.0°C | 13 | 2.7 | 12.512 h |
| October | 19.5°C8.6°C | 8.6°C | 28 | 5.4 | 11.211 h |
| November | 12.2°C2.7°C | 2.7°C | 40 | 6.1 | 10.010 h |
| December | 6.7°C-1.0°C | -1.0°C | 52 | 9.1 | 9.49 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
September in nearby cities
- Ankara in SeptemberTurkey · 15 kmHigh 26.5°C · Low 13.9°C · 13 mm rain
- Kırıkkale in SeptemberTurkey · 60 kmHigh 27.4°C · Low 14.2°C · 10 mm rain
- Polatlı in SeptemberTurkey · 62 kmHigh 26.3°C · Low 12.6°C · 9.1 mm rain
- Çankırı in SeptemberTurkey · 113 kmHigh 26.4°C · Low 12.7°C · 15 mm rain
- Kırşehir in SeptemberTurkey · 137 kmHigh 25.9°C · Low 13.0°C · 12 mm rain
- Bolu in SeptemberTurkey · 147 kmHigh 23.1°C · Low 12.4°C · 66 mm rain
- Karabük in SeptemberTurkey · 158 kmHigh 25.4°C · Low 14.1°C · 47 mm rain
- Yozgat in SeptemberTurkey · 170 kmHigh 23.6°C · Low 10.5°C · 14 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 Gölbaşı) is explained once on the Gölbaşı year overview and on the Sources, method and limits page.