All data are in degrees Fahrenheit

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Water temperature in Milwaukee

Detailed information about the current water temperature in Milwaukee. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Water temperature in Milwaukee now

52.4

°F

May 20, 02:17

Trend:

stable

Yesterday:

52.6°F

Tomorrow:

52.7°F

Sunrise:

05:23

Sunset:

20:14

Day Length:

14 h. 51 min.

Milwaukee in May

Minimum:

33.0°F

Average:

37.7°F

Maximum:

39.9°F

Water temperature in Milwaukee today

As of now, in Milwaukee, the water temperature is 52.4°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 8.0°F higher than the average recorded on this particular day in recent years. The water temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent water temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 50.6°F on 2021, while the historical minimum was 40.5°F on 2014.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 54.6°F, with minimum temperature starting at 52.7°F, while the maximum might reach 55.5°F.

Daily water temperature in Milwaukee

Date Current Year

actual* / forecast**

last year 10 years average
May 6 49.0°F 43.1°F 42.3°F
May 7 49.3°F 44.1°F 42.5°F
May 8 49.4°F 46.0°F 43.1°F
May 9 51.2°F 45.4°F 43.6°F
May 10 50.1°F 47.0°F 43.5°F
May 11 49.5°F 48.1°F 42.9°F
May 12 50.0°F 50.7°F 43.5°F
May 13 50.1°F 49.9°F 43.6°F
May 14 49.9°F 47.5°F 43.4°F
May 15 49.2°F 45.8°F 44.0°F
May 16 49.3°F 47.6°F 44.4°F
May 17 49.5°F 48.7°F 44.9°F
May 18 52.7°F 47.8°F 45.1°F
May 19 52.6°F 47.2°F 44.6°F
May 20 52.4°F 47.5°F 44.4°F
May 21 52.7°F 48.8°F 44.7°F
May 22 53.5°F 50.0°F 45.5°F
May 23 54.3°F 52.0°F 46.3°F
May 24 55.5°F 52.6°F 47.4°F
May 25 55.5°F 50.8°F 47.5°F
May 26 55.3°F 50.0°F 47.3°F
May 27 55.3°F 50.4°F 47.3°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Water temperature in Milwaukee by month

In an average year, Milwaukee offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Milwaukee was recorded on August 17, 2018, reaching a 75.3°F. While the coldest temperature occurred on January 26, 2014, dipping to 32.0°F. The average readings by season are 37.2°F in Winter, 39.5°F in Spring, 63.2°F in Summer, and 55.7°F in Autumn.