Measurements:
°C
°F
Oostende
64°F
SW 14 mph
Feels like: 64°F
Precip: 66%
World Resorts Belgium Oostende Weather

Oostende Sea Water Temperature

Current Sea Water Temperature:
+65.8°F
Maximum Sea Water Temperature in September: 72.4°F
Minimum Sea Water Temperature in September: 60.8°F
Average water temperature in September: 66.2°F

Sea Water Temperature for the Last 10 Days:

September 28 65.8°F September 23 67.2°F
September 27 66.0°F September 22 67.0°F
September 26 66.6°F September 21 67.6°F
September 25 66.8°F September 20 67.4°F
September 24 67.0°F September 19 67.4°F

When is the Warmest Sea for Oostende?

According to our data for the last three years for Oostende the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Oostende was 72.9°F. The maximum and minimum values were 69.0°F and 74.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Oostende was 73.4°F. The maximum and minimum values were 71.8°F and 75.4°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Oostende was 68.3°F. The maximum and minimum values were 65.8°F and 70.4°F respectively.

Best Time to Visit Oostende
The most sunny months:
July 13 days
June 12 days
April 12 days
The most warm months:
August 71.1 °F
July 70.0 °F
September 66.9 °F
Warmest sea temperature:
August 69.5 °F
July 68.2 °F
September 66.2 °F
The most cold months:
January 43.4 °F
February 44.4 °F
December 46.8 °F
The most rainy months:
November 5 days
August 4 days
October 4 days
The most windy months:
December 16 mph
February 16 mph
January 16 mph

Oostende on the Weather Map

Belgium Resorts:
NAME
F°
Antwerpen +64
Brugge +62
Brussel +64
Charleroi +64
Gent +64
Kortrijk +64
Liege +64
Namur +64
Oostende +64
24 Hours Weather Forecast
Oostende
Local time: 00:42
29 sep, tuesday
0300 64°F
W
10 mph
0600 64°F
SW
9 mph
0900 64°F
W
13 mph
1200 68°F
NW
8 mph
1500 74°F
NW
9 mph
1800 76°F
NW
9 mph
2100 72°F
NW
11 mph
30 sep, wednesday
0000 70°F
NW
14 mph