Measurements:
°C
°F
Koper
74°F
E 4 mph
Feels like: 78°F
Precip: 0%
World Resorts Slovenia Koper Weather April Weather in Koper

Koper Weather: April

Average Day Temperature: 63.8°F
Average Night Temperature: 47.2°F
Sea Water Temperature: 56.3°F
Number of Sunny Days: 14 days
Sunshine Hours: 12.8 - 14.3 hours
Number of Rainy Days: 5 days
Precipitation Totals: 2.8 in

Air Temperature in April, °F

Select Year: 2024 2023 2022

The highest day temperature in April 2024 was 81°F. The lowest night temperature was 34°F. The average values for day and night temperatures during April were 63.6°F и 46.5°F respectivly.

Koper Water Sea Temperature in April, °F

Select Year: 2024 2023 2022

The average sea surface temperature in April 2024 for Koper was 58.7°F. The maximum and minimum values were 54.4°F and 64.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in April are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in April, in

Precipitation total in April for Koper is 2.8 in. It makes april one of the least rainy months of the year.

Wind Speed in April, mph

The average wind speed in April is 6.1 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Koper in April is 8.5 hours.

Best Time to Visit Koper
The most sunny months:
July 23 days
August 23 days
June 20 days
The most warm months:
July 88.9 °F
August 88.8 °F
June 83.6 °F
Warmest sea temperature:
August 81.4 °F
July 81.0 °F
September 76.2 °F
The most cold months:
January 44.9 °F
December 47.6 °F
February 47.9 °F
The most rainy months:
November 7 days
May 7 days
September 7 days
The most windy months:
February 6 mph
March 6 mph
November 6 mph

Koper on the Weather Map

Slovenia Resorts:
NAME
Bled +68
Bohinjsko Jezero +72
Bovec +72
Cerkno +78
Dolenjske Toplice +80
Isola +74
Koper +74
Kranjska Gora +72
Ljubljana +76
Maribor +78
Piran +74
Portoroz +76
Rogaska Slatina +80
Rogla +80
Strunjan +76
24 Hours Weather Forecast
Koper
Local time: 15:38
29 apr, monday
1800 70°F
E
1 mph
2100 58°F
W
4 mph
30 apr, tuesday
0000 58°F
W
4 mph
0300 58°F
W
4 mph
0600 56°F
W
4 mph
0900 74°F
SW
1 mph
1200 80°F
E
4 mph
1500 78°F
E
4 mph