Kewaunee Water Temperature

(Today) 2024

7.6°C / 45.7°F

The water will feel cold. All but the most ardent watersports enthusiasts will be thinking of packing up for the winter. If not we'd suggest a thick 5/4mm wetsuit along with some boots and a hood.

Current weather

-8°C / 17°F
(scattered clouds)
Partly cloudy
Wind
14 mph
Humidity
73%

The measurements for the water temperature in Kewaunee, Wisconsin 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 Kewaunee water temperature derived from many years of historical sea surface temperature data.

Kewaunee average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Kewaunee
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 1.8 1.5 0.9 2.5 2.2 4.7 13 18.6 15.4 8.8 5 2.5
Max °C 4.7 3.1 4.1 4.2 6.4 14.7 22.4 22.5 21.1 15.4 10.8 7.1
Min °F 36.4 35.3 34.9 37.1 37.6 44.5 59.2 67 62 50.5 43.3 38.3
Max °F 39.3 36.9 38.1 38.8 41.8 54.5 68.6 70.9 67.7 57.1 49.1 42.9

The warmest water temperature is in August with an average around 68.9°F / 20.5°C. The coldest month is February with an average water temperature of 36.1°F / 2.3°C.