Climate of Koper

Koper has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Koper is 32° degrees and there is about 379 inch of rain in a year. It is dry for 148 days a year with an average humidity of 75% and an UV-index of 4.

Climate averages for the whole year

Day: the average daily temperature during the day is between 6°C and 27°C
Night:the average nighttime temperature is between 2°C and 19°C
Sea temperature: the sea temperature is between 7°C and 29°C
Rain: it rains 182 days and there is a total of approximately 961 mm rainfall
Snow: it snows an average of 4 days per year
Sun hours: throughout the year there are 3042 sun hours

Maximum temperature:	between 6°C and 27°C
Warmest month:	27°C in August
Coldest month:	6°C in January
Night temperature:	between 2°C and 19°C
Sea temperature:	between 7°C and 29°C
Dry days:	179 days
Days with rain:	182 days
Days with snow:	4 days
Total rain sum:	961 mm
Hours of sunshine:	3042 hours

Climate of Koper
Temperature graph
Precipitation graph
Climate chart of Koper
The best travel time for Koper
Climate of Koper by month
Experiences with the weather of Koper

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Koper.

Precipitation graph

This graph shows the average amount of rainfall per month for Koper.

Climate table of Koper

In this climate table you can see at a glance what the average weather per month is for Koper. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Koper might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°F)	43	45	52	60	67	75	80	80	71	62	54	46
Night temp. (°F)	35	36	42	48	54	60	65	65	59	51	45	38
Water temp. (°F)	45	50	57	63	72	79	82	84	79	68	61	54
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (inch)	27	38	30	21	33	37	24	21	40	32	46	30
Days with rain	14	14	15	16	21	18	15	11	14	14	16	14
Days with snow	1	1	1	-	-	-	-	-	-	-	-	1
Dry days	16	13	15	14	10	12	16	20	16	17	14	16
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	5	5	7	10	11	12	12	12	10	6	5	5
Wind force (Bft)	2	3	3	2	2	2	2	2	2	2	3	2
UV-index	2	3	3	4	5	6	6	6	4	3	3	2

Best time to visit Koper

The best time to visit Koper in Slovenia is from May through August. In this period you have a warm temperature and little precipitation. The highest average temperature in Koper is 80°F in July and the lowest is 43°F in January. The water temperature is 84°F at its highest and in other months it can be 45°F.

Climate of Koper by month

What is the average climate in a given month for Koper? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January