Gammelstad — Water Temperature in August

Water Temperature Range

12°C

minimum

15°C

average

18°C

maximum

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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	2025	2024	2023	2022
AUG 1	16°C	16°C	16°C	16°C
AUG 2	15°C	15°C	16°C	16°C
AUG 3	16°C	16°C	16°C	16°C
AUG 4	16°C	16°C	16°C	16°C
AUG 5	16°C	17°C	15°C	17°C
AUG 6	16°C	16°C	16°C	17°C
AUG 7	16°C	17°C	17°C	17°C
AUG 8	16°C	17°C	16°C	17°C
AUG 9	16°C	16°C	16°C	17°C
AUG 10	16°C	17°C	16°C	17°C
AUG 11	16°C	16°C	16°C	18°C
AUG 12	16°C	16°C	16°C	17°C
AUG 13	16°C	16°C	16°C	17°C
AUG 14	16°C	15°C	16°C	17°C
AUG 15	16°C	14°C	16°C	17°C
AUG 16	16°C	15°C	16°C	17°C
AUG 17	16°C	15°C	16°C	17°C
AUG 18	16°C	16°C	15°C	17°C
AUG 19	16°C	16°C	15°C	16°C
AUG 20	16°C	15°C	16°C	16°C
AUG 21	15°C	15°C	15°C	16°C
AUG 22	15°C	15°C	15°C	16°C
AUG 23	15°C	14°C	15°C	16°C
AUG 24	15°C	14°C	15°C	16°C
AUG 25	15°C	14°C	14°C	16°C
AUG 26	14°C	14°C	13°C	16°C
AUG 27	15°C	14°C	13°C	16°C
AUG 28	14°C	14°C	12°C	16°C
AUG 29	14°C	13°C	13°C	16°C
AUG 30	14°C	13°C	13°C	15°C
AUG 31	14°C	12°C	14°C	15°C

August: Climate and Swimming Opportunities

Average Night Air Temperature

11°C

Average Day Air Temperature

20°C

Precipitation Amount per Month

75 mm

Number of Rainy Days

Daylight per Day

16 hrs

Sunshine per Day

6 hrs

Average Wind Speed

9 km/h

Average Humidity

77%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.