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Weather in Koper for January 2026

Your guide to Koper weather in January - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Koper during January is quite rare, with fewer than 2 snowy days on average.
    According to Koper snow forecast for January 2026, no snow is expected until the end of the month.

    • Temperatures

  • Until now, January 2026 in Koper is slightly cooler than the historical average by -1.9 °C.

  • The forecast for the next days in Koper predicts temperatures to be around 9 °C, close to the historical average.

  • In general, the average temperature in Koper at the beginning of January is 7.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 10.6 °C by the end of January.

    • Rain 🌧️

  • Koper in January brings notable rainfall, with an average of 18 rainy days and a total precipitation of 84.5 mm.

Average dry days
12
Dry days
Average rainy days
18
Rainy days
Average snowy days
1
Snow days
Average temperatures
8°/1°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Koper Weather January

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

Temperatures trend during January in Koper

See the weather trend as well as the moving average line

January weather in Koper day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Light rain shower
Light rain shower
 8° /1° 3.9 mm 0 cm
2 Jan. Patchy rain possible
Patchy rain possible
 7° /2° 1.9 mm 0 cm
3 Jan. Light rain shower
Light rain shower
 8° /1° 3.9 mm 0 cm
4 Jan. Patchy rain possible
Patchy rain possible
 7° /0° 0.2 mm 0 cm
5 Jan. Light rain shower
Light rain shower
 7° /0° 2.1 mm 0 cm
6 Jan. Light rain shower
Light rain shower
 7° /2° 9.2 mm 0.4 cm
7 Jan. Light drizzle
Light drizzle
 8° /1° 3 mm 0 cm
8 Jan. Cloudy
Cloudy
 5° /-1° 0.4 mm 0 cm
9 Jan. Partly cloudy
Partly cloudy
 6° /0° 5.9 mm 0 cm
10 Jan. Sunny
Sunny
 7° /-1° 1.2 mm 0 cm
11 Jan. Partly cloudy
Partly cloudy
 6° /-3° 0 mm 0 cm
12 Jan. Sunny
Sunny
 6° /-2° 0 mm 0 cm
13 Jan. Sunny
Sunny
 6° /-1° 0.2 mm 0 cm
14 Jan. Patchy rain possible
Patchy rain possible
 6° /0° 0.4 mm 0 cm
15 Jan. Patchy rain possible
Patchy rain possible
 8° /0° 0.3 mm 0 cm
16 Jan. Partly cloudy
Partly cloudy
 8° /1° 0 mm 0 cm
17 Jan. Light rain
Light rain
 8° /1° 3.2 mm 0 cm
18 Jan. Light rain shower
Light rain shower
 9° /1° 3.7 mm 0 cm
19 Jan. Heavy snow
Heavy snow
 7° /0° 5.4 mm 0.2 cm
20 Jan. Sunny
Sunny
 7° /0° 0 mm 0 cm
21 Jan. Sunny
Sunny
 7° /0° 0.6 mm 0 cm
22 Jan. Overcast
Overcast
 7° /0° 1.6 mm 0 cm
23 Jan. Sunny
Sunny
 9° /1° 3.2 mm 0 cm
24 Jan. Sunny
Sunny
 9° /3° 2.5 mm 0 cm
25 Jan. Sunny
Sunny
 10° /3° 1.7 mm 0 cm
26 Jan. Sunny
Sunny
 11° /3° 2.8 mm 0 cm
27 Jan. Sunny
Sunny
 11° /3° 1 mm 0 cm
28 Jan. Sunny
Sunny
 12° /4° 14.1 mm 0 cm
29 Jan. Sunny
Sunny
 11° /2° 1.7 mm 0 cm
30 Jan. Patchy rain possible
Patchy rain possible
 9° /4° 0.8 mm 0 cm
31 Jan. Sunny
Sunny
 10° /2° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Koper 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 Koper forecast closer to your planned date for the most up-to-date weather information.
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Koper in January - FAQ

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

Prepare for cooler days with highs just around 8° and colder nights, dipping below 1°.

How much rainfall should be expected in Koper during January?

Moderate rainfall is anticipated in Koper during January, with a total of 84.5 mm spread over approximately 18 days. Considering plans for rainy days is advisable.

Will it snow in Koper in January 2026?

Koper typically sees 0.37 cm of snowfall during January.

What are the typical wind conditions in Koper during January?

The average wind speed in Koper during January is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

Koper snow forecast January 2026

Track daily snowfall levels and discover Koper’s snowy potential this January ❄️
On average, Koper sees 1 snowy days during January, with approximately 0.4 cm of total snowfall.

January rainfall patterns in Koper

Explore the daily rainfall trends and prepare for Kopers January weather 💧
Typically, Koper has 18 rainy days in January with a total of 84.5 mm of rainfall.

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Location coordinates Where is Koper?

Get accurate weather forecasts for Koper, located at latitude 45.547 and longitude 13.729. Stay updated with localized weather information tailored for Koper.

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