Measurements:
°C
°F
CURRENT WEATHER
00:12
Isola
72°F
W 5 mph
Feels like: 72°F
Precip: 6%
World Resorts Slovenia Isola Weather

7 Day Weather Forecast

09.09
wed
DAY
84°F
N 9 mph
precip
36%
NIGHT
66°F
W 4 mph
precip
75%
09.10
thu
DAY
80°F
SW 3 mph
precip
26%
NIGHT
70°F
S 3 mph
precip
39%
09.11
fri
DAY
64°F
W 4 mph
precip
43%
NIGHT
68°F
W 3 mph
precip
26%
09.12
sat
DAY
78°F
NW 1 mph
precip
17%
NIGHT
62°F
W 4 mph
precip
7%
09.13
sun
DAY
78°F
SE 5 mph
precip
1%
NIGHT
66°F
W 4 mph
precip
19%
09.14
mon
DAY
74°F
W 3 mph
precip
12%
NIGHT
60°F
W 5 mph
precip
10%
09.15
tue
DAY
76°F
SW 9 mph
precip
8%
NIGHT
62°F
W 5 mph
precip
17%

Isola Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Isola was 23.9°F. The maximum and minimum values were 22.8°F and 25.1°F respectively.

Isola on the Weather Map

Best Time to Visit Isola
The most sunny months:
August 23 days
July 22 days
June 20 days
The most warm months:
August 89.1 °F
July 88.6 °F
June 83.6 °F
Warmest sea temperature:
August 81.8 °F
July 81.4 °F
September 76.6 °F
The most cold months:
January 45.0 °F
December 47.8 °F
February 48.1 °F
The most rainy months:
May 7 days
November 6 days
September 6 days
The most windy months:
March 6 mph
February 6 mph
November 6 mph
more details