Climate Insights for Şişli

The climate in Şişli is temperate. The average annual temperature is 16°C and approximately 788mm of precipitation falls per year. January is the wettest month, receiving around 159mm of rainfall. Şişli is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are December, January, February, when temperatures can drop to 4°C. Snowfall occurs from January to December, with around 65cm accumulating over the season.

Temperatures in Şişli vary considerably across the year, with a 23°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 27°C and the mean temperature sits around 25°C. December is the coolest month, with minimum temperatures around 4°C and an average of 6°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.

Şişli is a relatively dry area, receiving approximately 788mm of precipitation annually, which averages out to around 66mm per month. The wettest month is January, averaging 159mm of rainfall. December and November also tend to see above-average precipitation. The driest month is July, with just 6mm. That's 152mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 65cm accumulating over the season. January typically sees the most snow at around 48cm.

Şişli is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.

It is currently summer in Şişli, which began on June 21, 2026. Şişli is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 27°C, while the coldest stretch bottoms out in December near 4°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.

The best time to visit Şişli is during May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 31mm per month. By contrast, December can be quite cold with temperatures dropping to 4°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Şişli based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.