All data are in degrees Fahrenheit

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Water temperature in Chicago

Detailed information about the current water temperature in Chicago. 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 Chicago now

73.4

°F

July 14, 08:12

Trend:

stable

Yesterday:

73.1°F

Tomorrow:

73.4°F

Sunrise:

05:28

Sunset:

20:25

Day Length:

14 h. 57 min.

Chicago in July

Minimum:

33.7°F

Average:

36.5°F

Maximum:

39.0°F

Water temperature in Chicago today

As of now, in Chicago, the water temperature is 73.4°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent water temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 74.4°F on 2020, while the historical minimum was 65.5°F on 2015.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 73.9°F, with minimum temperature starting at 73.4°F, while the maximum might reach 74.5°F.

Daily water temperature in Chicago

Date Current Year

actual* / forecast**

last year 10 years average
Jun 30 71.8°F 67.7°F 66.5°F
Jul 1 72.6°F 66.3°F 66.8°F
Jul 2 73.3°F 66.4°F 67.1°F
Jul 3 73.8°F 66.3°F 67.2°F
Jul 4 74.6°F 67.9°F 67.8°F
Jul 5 74.9°F 68.8°F 68.9°F
Jul 6 74.4°F 69.1°F 69.4°F
Jul 7 71.6°F 69.0°F 69.4°F
Jul 8 71.7°F 69.8°F 69.6°F
Jul 9 71.3°F 70.4°F 70.1°F
Jul 10 71.9°F 71.0°F 70.3°F
Jul 11 71.7°F 70.2°F 70.4°F
Jul 12 72.6°F 70.4°F 71.0°F
Jul 13 73.1°F 71.4°F 71.2°F
Jul 14 73.4°F 72.1°F 70.9°F
Jul 15 73.4°F 71.4°F 70.8°F
Jul 16 73.7°F 72.2°F 71.1°F
Jul 17 73.5°F 72.1°F 71.0°F
Jul 18 73.6°F 72.1°F 71.1°F
Jul 19 73.9°F 71.9°F 71.3°F
Jul 20 74.4°F 71.7°F 71.8°F
Jul 21 74.5°F 72.2°F 72.0°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 Chicago by month

In Chicago, there are only 12 days through the year when the water is warm enough to be comfortable for swimming.
The warmest water in Chicago was recorded on July 10, 2020, reaching a 78.0°F. While the coldest temperature occurred on January 14, 2018, dipping to 32.0°F. The average readings by season are 36.7°F in Winter, 43.1°F in Spring, 68.6°F in Summer, and 59.5°F in Autumn.