Measurements:
°C
°F
Cadiz
76°F
N 6 mph
Feels like: 80°F
Precip: 7%
World Resorts Spain Cadiz Weather

Cadiz Sea Water Temperature

Current Sea Water Temperature:
+79.0°F
Maximum Sea Water Temperature in September: 79.6°F
Minimum Sea Water Temperature in September: 71.6°F
Average water temperature in September: 75.4°F

Sea Water Temperature for the Last 10 Days:

September 08 79.0°F September 03 76.2°F
September 07 79.0°F September 02 77.0°F
September 06 77.8°F September 01 75.4°F
September 05 77.0°F August 31 76.0°F
September 04 76.6°F August 30 76.4°F

When is the Warmest Sea for Cadiz?

According to our data for the last three years for Cadiz 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 Cadiz was 78.5°F. The maximum and minimum values were 76.0°F and 81.2°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Cadiz was 78.9°F. The maximum and minimum values were 75.2°F and 81.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Cadiz was 74.6°F. The maximum and minimum values were 72.6°F and 77.2°F respectively.

Best Time to Visit Cadiz
The most sunny months:
August 29 days
July 29 days
June 26 days
The most warm months:
August 87.6 °F
July 86.5 °F
September 83.1 °F
Warmest sea temperature:
August 77.6 °F
July 76.8 °F
September 75.4 °F
The most cold months:
January 61.0 °F
February 61.8 °F
December 63.3 °F
The most rainy months:
March 6 days
November 5 days
April 3 days
The most windy months:
March 12 mph
February 11 mph
April 11 mph

Cadiz on the Weather Map

24 Hours Weather Forecast
Cadiz
Local time: 23:31
09 sep, wednesday
0000 76°F
N
6 mph
0300 78°F
S
7 mph
0600 74°F
SE
11 mph
0900 74°F
SE
11 mph
1200 78°F
SE
14 mph
1500 80°F
E
16 mph
1800 78°F
E
16 mph
2100 76°F
E
14 mph