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Weather in Istanbul for January 2026

Your guide to Istanbul weather in January - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Istanbul usually enjoys a light touch of snow in January.
    According to Istanbul snow forecast for January 2026, no snow is expected until the end of the month.

    • Temperatures

  • Until now, January 2026 in Istanbul is slightly cooler than the historical average by -0.8 °C.

  • The forecast for the next days in Istanbul predicts temperatures to be around 10 °C, close to the historical average.

  • In general, the average temperature in Istanbul at the beginning of January is 12.6 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 9.6 °C by the end of January.

    • Rain 🌧️

  • Istanbul in January brings notable rainfall, with an average of 20 rainy days and a total precipitation of 86.1 mm.

    • More

  • Is January a good time to visit Istanbul? check out the best time to travel to Istanbul page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
8
Dry days
Average rainy days
20
Rainy days
Average snowy days
3
Snow days
Average temperatures
10°/6°
Temperatures
Average wind speed
23 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Istanbul Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
11°
2
Sunny
12°
3
Partly cloudy
13°
4
Partly cloudy
13°
5
Sunny
13°
6
Cloudy
13°
7
Partly cloudy
13°
8
Cloudy
14°
9
Moderate or heavy rain shower
11°
10
Patchy rain possible
12°
11
Patchy rain possible
11°
12
Moderate or heavy rain shower
9°
13
Patchy rain possible
6°
14
Patchy rain possible
7°
15
Moderate or heavy rain shower
9°
16
Sunny
9°
17
Overcast
8°
18
Light freezing rain
10°
19
Patchy rain possible
8°
20
Sunny
10°
21
Patchy rain possible
10°
22
Cloudy
10°
23
Partly cloudy
10°
24
Patchy rain possible
9°
25
Patchy rain possible
9°
26
Patchy rain possible
10°
27
Moderate or heavy rain shower
10°
28
Patchy rain possible
9°
29
Partly cloudy
9°
30
Moderate rain
12°
31
Patchy rain possible
8°

Temperatures trend during January in Istanbul

See the weather trend as well as the moving average line

January weather in Istanbul day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Patchy rain possible
Patchy rain possible
 11° /6° 0.3 mm 0 cm
2 Jan. Sunny
Sunny
 12° /7° 1 mm 0 cm
3 Jan. Partly cloudy
Partly cloudy
 13° /8° 0.3 mm 0 cm
4 Jan. Partly cloudy
Partly cloudy
 13° /10° 0.4 mm 0 cm
5 Jan. Sunny
Sunny
 13° /9° 0.6 mm 0 cm
6 Jan. Cloudy
Cloudy
 13° /9° 0 mm 0 cm
7 Jan. Partly cloudy
Partly cloudy
 13° /9° 1.8 mm 0 cm
8 Jan. Cloudy
Cloudy
 14° /8° 3.2 mm 0 cm
9 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /6° 6.9 mm 0.5 cm
10 Jan. Patchy rain possible
Patchy rain possible
 12° /8° 6.3 mm 0 cm
11 Jan. Patchy rain possible
Patchy rain possible
 11° /6° 4.4 mm 0 cm
12 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /4° 11.6 mm 0.3 cm
13 Jan. Patchy rain possible
Patchy rain possible
 6° /3° 10.5 mm 0 cm
14 Jan. Patchy rain possible
Patchy rain possible
 7° /3° 2.1 mm 0 cm
15 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /5° 1.4 mm 0 cm
16 Jan. Sunny
Sunny
 9° /4° 3.2 mm 0.5 cm
17 Jan. Overcast
Overcast
 8° /3° 2 mm 0.7 cm
18 Jan. Light freezing rain
Light freezing rain
 10° /5° 1.3 mm 0 cm
19 Jan. Patchy rain possible
Patchy rain possible
 8° /4° 1.4 mm 0.4 cm
20 Jan. Sunny
Sunny
 10° /3° 3.8 mm 0.1 cm
21 Jan. Patchy rain possible
Patchy rain possible
 10° /4° 2.9 mm 0 cm
22 Jan. Cloudy
Cloudy
 10° /5° 1 mm 0 cm
23 Jan. Partly cloudy
Partly cloudy
 10° /6° 0.9 mm 0 cm
24 Jan. Patchy rain possible
Patchy rain possible
 9° /6° 1.2 mm 0.1 cm
25 Jan. Patchy rain possible
Patchy rain possible
 9° /6° 4.2 mm 0 cm
26 Jan. Patchy rain possible
Patchy rain possible
 10° /6° 0.5 mm 0 cm
27 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /5° 5.2 mm 0 cm
28 Jan. Patchy rain possible
Patchy rain possible
 9° /4° 0.9 mm 0 cm
29 Jan. Partly cloudy
Partly cloudy
 9° /5° 1.9 mm 0 cm
30 Jan. Moderate rain
Moderate rain
 12° /7° 6.6 mm 0 cm
31 Jan. Patchy rain possible
Patchy rain possible
 8° /6° 3.6 mm 0 cm
Next
Important Notice
Our weather forecast for Istanbul in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Istanbul forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Istanbul weather in January vs December vs February

Compare January weather in Istanbul with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
DecemberJanuaryFebruary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures12°/9°10°/6°9°/6°
Rainfall70 mm86 mm62 mm
Snowfall0 cm1 cm4 cm
Wind22.2 km/h22.5 km/h21.9 km/h
Humidity72%71%71%
Rainy days22 days20 days15 days
Snow days0 days3 days9 days
Dry days9 days8 days5 days

Planning a trip to Istanbul? Discover the best time to visit

Istanbul in January - FAQ

What are the expected maximum and minimum temperatures in Istanbul during January?

During January, expect a variety of temperatures with highs around 10° and lows near 6°, suitable for diverse activities and preferences.

How much rainfall should be expected in Istanbul during January?

Moderate rainfall is anticipated in Istanbul during January, with a total of 86.1 mm spread over approximately 20 days. Considering plans for rainy days is advisable.

Will it snow in Istanbul in January 2026?

Istanbul experiences an average snowfall of 0.974 cm during January, occurring over 3 days.

What are the typical wind conditions in Istanbul during January?

The average wind speed in Istanbul during January is 23 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Istanbul in January?

As you prepare for your trip to Istanbul in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Istanbul, during January, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

Istanbul snow forecast January 2026

Track daily snowfall levels and discover Istanbul’s snowy potential this January ❄️
On average, Istanbul sees 3 snowy days during January, with approximately 1 cm of total snowfall.

January rainfall patterns in Istanbul

Explore the daily rainfall trends and prepare for Istanbuls January weather 💧
Typically, Istanbul has 20 rainy days in January with a total of 86.1 mm of rainfall.

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Get accurate weather forecasts for Istanbul, located at latitude 41.014 and longitude 28.95. Stay updated with localized weather information tailored for Istanbul.

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