Barcelona — Water Temperature in July

Water Temperature Range

24°C

minimum

27°C

average

31°C

maximum

Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
JUL 1	-	26°C	26°C	25°C
JUL 2	26°C	27°C	26°C	26°C
JUL 3	26°C	27°C	26°C	27°C
JUL 4	26°C	27°C	26°C	27°C
JUL 5	26°C	27°C	26°C	27°C
JUL 6	26°C	28°C	26°C	27°C
JUL 7	26°C	27°C	26°C	26°C
JUL 8	26°C	27°C	25°C	28°C
JUL 9	26°C	28°C	26°C	27°C
JUL 10	26°C	28°C	25°C	27°C
JUL 11	26°C	27°C	25°C	26°C
JUL 12	27°C	28°C	26°C	27°C
JUL 13	27°C	27°C	25°C	26°C
JUL 14	26°C	27°C	25°C	26°C
JUL 15	26°C	27°C	26°C	25°C
JUL 16	26°C	27°C	26°C	27°C
JUL 17	26°C	28°C	25°C	27°C
JUL 18	26°C	27°C	25°C	26°C
JUL 19	25°C	26°C	25°C	25°C
JUL 20	26°C	27°C	26°C	26°C
JUL 21	26°C	26°C	25°C	25°C
JUL 22	26°C	27°C	26°C	26°C
JUL 23	25°C	27°C	26°C	26°C
JUL 24	26°C	27°C	26°C	27°C
JUL 25	26°C	27°C	25°C	26°C
JUL 26	26°C	27°C	26°C	27°C
JUL 27	26°C	27°C	26°C	26°C
JUL 28	26°C	27°C	26°C	27°C
JUL 29	27°C	27°C	26°C	26°C
JUL 30	-	27°C	26°C	27°C
JUL 31	-	27°C	26°C	26°C

July: Climate and Swimming Opportunities

Average Night Air Temperature

23°C

Average Day Air Temperature

30°C

Precipitation Amount per Month

199 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

6 hrs

Average Wind Speed

12 km/h

Average Humidity

84%

At such water and air temperatures, swimming feels truly comfortable and relaxing. The warm water won’t cool you down, so you can stay in for a long time without getting chilled.