Measurements:
°C
°F
Groningen
90°F
E 14 mph
Feels like: 90°F
Precip: 1%
World Resorts Netherlands Groningen Weather

Groningen Sea Water Temperature

Current Sea Water Temperature:
+69.6°F
Maximum Sea Water Temperature in July: 76.4°F
Minimum Sea Water Temperature in July: 60.2°F
Average water temperature in July: 66.8°F

Sea Water Temperature for the Last 10 Days:

July 30 69.6°F July 25 67.6°F
July 29 69.2°F July 24 66.4°F
July 28 68.4°F July 23 67.4°F
July 27 67.2°F July 22 67.6°F
July 26 69.6°F July 21 67.2°F

When is the Warmest Sea for Groningen?

According to our data for the last three years for Groningen 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Groningen was 68.0°F. The maximum and minimum values were 65.6°F and 70.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Groningen was 69.2°F. The maximum and minimum values were 66.4°F and 72.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Groningen was 62.6°F. The maximum and minimum values were 57.0°F and 67.0°F respectively.

Best Time to Visit Groningen
The most sunny months:
August 10 days
March 10 days
April 10 days
The most warm months:
August 72.9 °F
July 71.5 °F
June 68.5 °F
Warmest sea temperature:
August 68.1 °F
July 66.8 °F
September 63.7 °F
The most cold months:
January 39.5 °F
February 41.6 °F
December 43.1 °F
The most rainy months:
August 5 days
July 5 days
June 4 days
The most windy months:
January 12 mph
December 12 mph
February 12 mph

Groningen on the Weather Map

Netherlands Resorts:
NAME
Amsterdam +84
Aruba +84
Breda +88
Eindhoven +92
Groningen +90
Hague +76
Maastricht +98
Rotterdam +84
Utrecht +88
24 Hours Weather Forecast
Groningen
Local time: 12:32
30 jul, thursday
1500 86°F
SE
14 mph
1800 76°F
SE
11 mph
2100 66°F
SE
4 mph
31 jul, friday
0000 62°F
S
4 mph
0300 62°F
SW
5 mph
0600 60°F
SW
6 mph
0900 68°F
SW
9 mph
1200 72°F
SW
11 mph