Hoorn Sea Temperature

(Today) 2025

19.3°C / 66.8°F

The water will feel tepid. Swimming will be tolerable without a wetsuit, although it will take a little getting used to. If you intend to stay in the water for a while a 3/2mm wetsuit will be ideal.

Current weather

23°C / 73°F
(few clouds)
Partly cloudy
Wind
1 mph
Humidity
70%

The measurements for the water temperature in Hoorn, North Holland are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

The graph below shows the range of monthly Hoorn water temperature derived from many years of historical sea surface temperature data.

Hoorn average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Hoorn
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 4.3 4.9 4.1 6.6 8.9 12 14.9 16.1 16.3 13.2 10.9 6.6
Max °C 8.2 7.6 8.2 10.6 13.9 17.1 18.3 19.5 19.4 17.6 14.7 11.9
Min °F 41.3 41.9 41 45.5 50 55.6 60.2 62.3 62.5 57.5 53.1 46
Max °F 45.2 44.6 45.1 49.5 55 60.7 63.6 65.7 65.6 61.9 56.9 51.3

The warmest water temperature is in August with an average around 64°F / 17.8°C. The coldest month is March with an average water temperature of 43°F / 6.1°C.

7 day tide forecast for Hoorn

SunMonTueWedThuFriSat
  • High 12:15am
    (1.92m)
  • Low 7:12am
    (0.22m)
  • High 12:28pm
    (2.28m)
  • Low 7:51pm
    (0.22m)
  • High 12:58am
    (1.88m)
  • Low 7:50am
    (0.2m)
  • High 1:08pm
    (2.31m)
  • Low 8:32pm
    (0.21m)
  • High 1:42am
    (1.83m)
  • Low 8:28am
    (0.17m)
  • High 1:52pm
    (2.32m)
  • Low 9:11pm
    (0.21m)
  • High 2:24am
    (1.76m)
  • Low 9:07am
    (0.15m)
  • High 2:35pm
    (2.28m)
  • Low 9:49pm
    (0.24m)
  • High 3:01am
    (1.7m)
  • Low 9:48am
    (0.15m)
  • High 3:17pm
    (2.23m)
  • Low 10:30pm
    (0.28m)
  • High 3:29am
    (1.67m)
  • Low 10:34am
    (0.17m)
  • High 3:59pm
    (2.17m)
  • Low 11:15pm
    (0.33m)
  • High 3:56am
    (1.69m)
  • Low 11:25am
    (0.21m)
  • High 4:47pm
    (2.12m)
7 day tide times for Hoorn

*These tide times are estimates based on the nearest accurate location (Den Oever, Netherlands) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.