Gaziantep, Gaziantep Weather by Month and Climate Averages

Gaziantep, Gaziantep gets 436 mm of precipitation a year over about 71 rainy days. July is the warmest month (average high 37°C) and January the coldest (average low -1°C).

Gaziantep climate at a glance

Mediterranean climate

Gaziantep, Gaziantep has hot summers and chilly winters. Daytime highs range from about 9°C in January to 37°C in August. December is usually the wettest month. The most comfortable time to visit is typically April and October to November, when daytime highs sit near 21°C.

How much rain does Gaziantep get?

Gaziantep gets 436 mm of precipitation in an average year, spread over about 71 days with measurable rain.

December is the wettest month, with 86 mm. August is the driest, with 1 mm. January has the most rainy days, about 11.

The longest dry spell in the last five years lasted 49 days, to July 15, 2025.

Gaziantep weather by month

Gaziantep weather in January

In January, Gaziantep averages a high of 9°C and a low of -1°C. It gets 72 mm of precipitation over about 11 rainy days. The sun is out about 43% of daylight hours. The January record high is 18°C (2003) and the record low is -17°C (1973).

Gaziantep weather in February

In February, Gaziantep averages a high of 11°C and a low of 0°C. It gets 66 mm of precipitation over about 10 rainy days. The sun is out about 57% of daylight hours. The February record high is 23°C (2016) and the record low is -12°C (2020).

Gaziantep weather in March

In March, Gaziantep averages a high of 16°C and a low of 3°C. It gets 53 mm of precipitation over about 10 rainy days. The sun is out about 49% of daylight hours. The March record high is 28°C (2008) and the record low is -11°C (1985).

Gaziantep weather in April

In April, Gaziantep averages a high of 21°C and a low of 7°C. It gets 41 mm of precipitation over about 7 rainy days. The sun is out about 57% of daylight hours. The April record high is 34°C (2008) and the record low is -3°C (1997). April is one of the most comfortable months to visit.

Gaziantep weather in May

In May, Gaziantep averages a high of 27°C and a low of 12°C. It gets 22 mm of precipitation over about 5 rainy days. The sun is out about 70% of daylight hours. The May record high is 38°C (1995) and the record low is 1°C (2006).

Gaziantep weather in June

In June, Gaziantep averages a high of 33°C and a low of 17°C. It gets 6 mm of precipitation over about 2 rainy days. The sun is out about 87% of daylight hours. The June record high is 42°C (2024) and the record low is 9°C (2020).

Gaziantep weather in July

In July, Gaziantep averages a high of 37°C and a low of 21°C. It gets 2 mm of precipitation over about 0 rainy days. The sun is out about 95% of daylight hours. The July record high is 45°C (2025) and the record low is 12°C (1984).

Gaziantep weather in August

In August, Gaziantep averages a high of 37°C and a low of 21°C. It gets 1 mm of precipitation over about 0 rainy days. The sun is out about 93% of daylight hours. The August record high is 43°C (2023) and the record low is 14°C (1983).

Gaziantep weather in September

In September, Gaziantep averages a high of 32°C and a low of 16°C. It gets 7 mm of precipitation over about 2 rainy days. The sun is out about 89% of daylight hours. The September record high is 41°C (2020) and the record low is 6°C (2009).

Gaziantep weather in October

In October, Gaziantep averages a high of 26°C and a low of 11°C. It gets 29 mm of precipitation over about 5 rainy days. The sun is out about 76% of daylight hours. The October record high is 35°C (2012) and the record low is -1°C (1973). October is one of the most comfortable months to visit.

Gaziantep weather in November

In November, Gaziantep averages a high of 17°C and a low of 4°C. It gets 52 mm of precipitation over about 7 rainy days. The sun is out about 58% of daylight hours. The November record high is 27°C (1990) and the record low is -6°C (1973). November is one of the most comfortable months to visit.

Gaziantep weather in December

In December, Gaziantep averages a high of 11°C and a low of 1°C. It gets 86 mm of precipitation over about 11 rainy days. The sun is out about 53% of daylight hours. The December record high is 25°C (2010) and the record low is -9°C (2006).

Sunshine, humidity and wind in Gaziantep

July is the sunniest month in Gaziantep, with sunshine about 95% of daylight hours. January is the cloudiest, at 43%. Over the year the sun shines about 69% of daylight hours. Gaziantep is sunnier than 93% of Turkey.

Humidity peaks in January at 71% and is lowest in July at 31%.

Gaziantep has about 75 days a year above 32°C. Gaziantep is hotter than 89% of Turkey.

First and last freeze in Gaziantep

The first fall freeze in Gaziantep typically comes around November 20, and the last spring freeze around March 21. That leaves a frost-free growing season of about 244 days.

Gaziantep weather records

The hottest temperature on record at the Gaziantep station is 45°C, on July 25, 2025. The coldest is -17°C, on January 17, 1973.

The wettest day on record brought 142 mm of rain, on November 7, 1982.

27 all-time records have been set at the station since 1973.

The best time to visit Gaziantep

The most comfortable time to visit is typically April and October to November, when daytime highs sit near 21°C.

Winter (December–February) is chilly, with average highs around 10°C and lows near 0°C.

Spring (March–May) is warm, with average highs around 21°C and lows near 7°C.

Summer (June–August) is hot, with average highs around 36°C and lows near 20°C.

Autumn (September–November) is warm, with average highs around 25°C and lows near 10°C.

Monthly climate

MonthPrecipRain daysHumiditySunshineRecord highRecord low
January72 mm1171%43%18°-17°
February66 mm1062%57%23°-12°
March53 mm1060%49%28°-11°
April41 mm747%57%34°-3°
May22 mm539%70%38°
June6.1 mm235%87%42°
July1.8 mm031%95%45°12°
August1.0 mm035%93%43°14°
September6.6 mm236%89%41°
October29 mm535%76%35°-1°
November52 mm759%58%27°-6°
December86 mm1170%53%25°-9°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Gaziantep climate questions

How much rain does Gaziantep get?

Gaziantep gets 436 mm of precipitation in an average year, over about 71 rainy days.

What is the wettest month in Gaziantep?

December is the wettest month in Gaziantep, with 86 mm. August is the driest, with 1 mm.

How many rainy days does Gaziantep have a year?

Gaziantep has about 71 days with measurable rain in an average year. January has the most, about 11.

What is the hottest month in Gaziantep?

July is the warmest month in Gaziantep, with an average high of 37°C.

What is the coldest month in Gaziantep?

January is the coldest month in Gaziantep, with an average low of -1°C.

What is the record high temperature in Gaziantep?

The record high at the Gaziantep station is 45°C, set on July 25, 2025. The record low is -17°C, on January 17, 1973.

What is the sunniest month in Gaziantep?

July is the sunniest month in Gaziantep, with sunshine about 95% of daylight hours. January is the cloudiest.

When is the first frost in Gaziantep?

The first fall freeze in Gaziantep typically comes around November 20. The last spring freeze is around March 21.

What is the best time to visit Gaziantep?

The most comfortable time to visit is typically April and October to November, when daytime highs sit near 21°C.

Source: NOAA GHCN-Daily station OGUZELI (15 km away).

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Normals from NOAA GHCN-Daily station OGUZELI.