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Opatija weather in September

Weather in Opatija: September

Average day temperature: 70.4°F
Average night temperature: 57.9°F
Sea water temperature: 71.2°F
Number of sunny days: 18 days
Day length: 11.8 - 13.3 hours
Number of rainy days: 6 days
Precipitation totals: 4.0 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 83°F. At the same time the lowest night temperature was 41°F. Day and night temperature averages during September were 67.3°F and 56.7°F.

Sea water temperature in Opatija in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 72.2°F. The highest and lowest sea temperatures during the month were 77.9°F and 67.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Opatija in September is 3.9 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 7.0 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.2.

Best time for vacation in Opatija

Sunniest months:
August 24 days
July 22 days
June 19 days
Warmest months:
August 80.2 °F
July 80.0 °F
June 75.4 °F
Warmest sea temp:
August 76.2 °F
July 75.7 °F
September 71.2 °F
Coldest months:
January 42.1 °F
February 43.9 °F
December 44.8 °F
Rainiest months:
May 8 days
July 7 days
February 6 days
Windiest months:
February 8.8 mph
March 8.2 mph
November 7.8 mph

Opatija on a weather map

Opatija
+46°F
SW 3 mph
Feels like: +45°F
Precip.: 0%
Places in Croatia:
Name
°F
+52°F
+52°F
+54°F
+39°F
+52°F
+50°F
+46°F
+48°F
+46°F
+50°F
+50°F
+46°F
+50°F
+48°F
+52°F
24 Hours Forecast
Opatija
Local time: 19:02
December 30, monday
2100
45°F
SW
3 mph
December 31, tuesday
0000
41°F
SW
3 mph
0300
37°F
SW
3 mph
0600
39°F
SW
3 mph
0900
39°F
SW
2 mph
1200
46°F
N
2 mph
1500
50°F
N
2 mph
1800
45°F
SW
2 mph

Best place for vacation:

Units of measurement: °C / °F