Härnösand — Water Temperature in July

Water Temperature Range

11°C

minimum

15°C

average

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

July: Climate and Swimming Opportunities

Average Night Air Temperature

10°C

Average Day Air Temperature

18°C

Precipitation Amount per Month

79 mm

Number of Rainy Days

Daylight per Day

19 hrs

Sunshine per Day

7 hrs

Average Wind Speed

10 km/h

Average Humidity

70%

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.