Measurements:
°C
°F
Oostende
54°F
W 13 mph
Feels like: 50°F
Precip: 11%
World Resorts Belgium Oostende Weather

Oostende Sea Water Temperature

Current Sea Water Temperature:
+61.4°F
Maximum Sea Water Temperature in October: 67.2°F
Minimum Sea Water Temperature in October: 55.2°F
Average water temperature in October: 60.0°F

Sea Water Temperature for the Last 10 Days:

October 19 61.4°F October 14 62.6°F
October 18 62.0°F October 13 62.6°F
October 17 62.4°F October 12 62.8°F
October 16 62.6°F October 11 63.6°F
October 15 62.4°F October 10 64.6°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 68.1°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 +58
Brugge +54
Brussel +56
Charleroi +56
Gent +54
Kortrijk +54
Liege +58
Namur +56
Oostende +54
24 Hours Weather Forecast
Oostende
Local time: 13:24
19 oct, monday
1500 58°F
W
10 mph
1800 60°F
W
17 mph
2100 60°F
W
19 mph
20 oct, tuesday
0000 58°F
W
22 mph
0300 56°F
W
22 mph
0600 52°F
W
23 mph
0900 52°F
W
24 mph
1200 50°F
W
21 mph