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10 day weather forecast for Koper

Wednesday, 28th October 2026, at 17:42
Today
Overcast
18° 6°
Tomorrow
Partly cloudy
18° 9°
Friday
Sunny
16° 8°
Saturday
Sunny
17° 8°
Sunday
Sunny
14° 7°
Monday
Partly cloudy
13° 5°
Tuesday
Overcast
13° 8°
 More Details See
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Koper Weather Pages

Koper weather forecast

The weather forecast for Koper over the next 5 days indicates chilly conditions with temperatures ranging from 14 °C to 18 °C, accompanied by a gentle breeze.

Weather today

Koper 14 days weather forecast

This weeks weather in Koper. Click on a date for detailed forecasts
Wed. 28
18°
6°
Overcast
0 mm
Thu. 29
18°
9°
Partly cloudy
0.1 mm
Fri. 30
16°
8°
Sunny
0 mm
Sat. 31
17°
8°
Sunny
0 mm
Sun. 1
14°
7°
Sunny
0 mm
Mon. 2
13°
5°
Partly cloudy
0 mm
Tue. 3
13°
8°
Overcast
0 mm
Wed. 4
12°
7°
Sunny
0 mm
Thu. 5
13°
5°
Partly cloudy
0 mm
Fri. 6
13°
3°
Partly cloudy
0 mm
Sat. 7
13°
3°
Partly cloudy
0.6 mm
Sun. 8
11°
2°
Sunny
0 mm
Mon. 9
12°
3°
Cloudy
0 mm
Tue. 10
13°
3°
Patchy rain possible
0.4 mm
Further Ahead
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Koper long range weather forecast

30 day weather forecast for Koper
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
20°
2
Moderate rain
19°
3
Light rain
18°
4
Moderate or heavy rain with thunder
19°
5
Moderate rain
17°
6
Overcast
19°
7
Light rain
19°
8
Moderate rain
20°
9
Light rain
20°
10
Light rain
21°
11
Patchy rain possible
20°
12
Patchy rain possible
19°
13
Sunny
18°
14
Patchy rain possible
19°
15
Partly cloudy
20°
16
Patchy rain possible
20°
17
Patchy rain possible
19°
18
Light rain
19°
19
Patchy light drizzle
20°
20
Partly cloudy
19°
21
Light rain
18°
22
Light rain
17°
23
Moderate rain
18°
24
Light rain
14°
25
Patchy rain possible
16°
26
Light rain shower
17°
27
Partly cloudy
17°
28
Overcast
18°
29
Partly cloudy
18°
30
Sunny
16°
31
Sunny
17°
Important Notice
Our Koper long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Frequently asked questions about the weather in Koper

How warm is it in Koper over the next 14 days?
Over the next two weeks, temperatures in Koper are expected to range from around 2 °C on the coldest nights up to about 18 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Koper in the next two weeks?
No significant rain is expected in Koper over the next two weeks, so you can plan for mostly dry conditions.

How windy is it in Koper?
Maximum wind speeds in Koper are forecast to reach about 25.2 km/h at their peak over the next 14 days.

When is the best time to visit Koper?
For a month-by-month look at temperatures and rainfall, see our best time to visit Koper guide.

How accurate is the 14-day forecast for Koper?
Our Koper forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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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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