All data are in degrees Fahrenheit

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Water temperature in Delaware City

Detailed information about the current water temperature in Delaware City. 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.
Sea temperature in Delaware City now

32.4

°F

February 14, 01:15

Trend:

increasing

Yesterday:

32.1°F

Tomorrow:

32.7°F

Sunrise:

06:56

Sunset:

17:38

Day Length:

10 h. 42 min.

Delaware City in February

Minimum:

37.0°F

Average:

40.3°F

Maximum:

44.5°F

Sea water temperature in Delaware City today

As of now, in Delaware City, the water temperature is 32.4°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 4.8°F lower 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 rise a bit.

Recent sea 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 minimum temperature for this date. The maximum temperature recorded for this date was 41.6°F on 2023, while the historical minimum was 32.0°F on 2016.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest 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 33.0°F, with minimum temperature starting at 32.7°F, while the maximum might reach 33.5°F.

Daily water temperature in Delaware City

Date Current Year

actual* / forecast**

last year 10 years average
Jan 31 32.0°F 33.4°F 36.3°F
Feb 1 32.0°F 33.5°F 36.0°F
Feb 2 32.0°F 34.9°F 36.3°F
Feb 3 32.0°F 34.8°F 36.1°F
Feb 4 32.0°F 34.6°F 36.1°F
Feb 5 32.5°F 35.8°F 36.2°F
Feb 6 32.0°F 35.2°F 36.1°F
Feb 7 32.3°F 34.8°F 35.7°F
Feb 8 32.0°F 34.2°F 35.7°F
Feb 9 32.0°F 33.2°F 36.1°F
Feb 10 32.0°F 33.5°F 36.1°F
Feb 11 32.0°F 36.3°F 36.2°F
Feb 12 32.0°F 35.8°F 36.1°F
Feb 13 32.1°F 35.7°F 36.9°F
Feb 14 32.4°F 35.3°F 37.1°F
Feb 15 32.7°F 36.3°F 37.5°F
Feb 16 33.0°F 36.3°F 37.7°F
Feb 17 33.0°F 36.0°F 37.7°F
Feb 18 32.8°F 36.9°F 37.5°F
Feb 19 33.1°F 35.2°F 37.9°F
Feb 20 33.5°F 35.0°F 38.2°F
Feb 21 33.5°F 34.9°F 38.2°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.

Sea water temperature in Delaware City by month

In Delaware City, the months July through September offer comfortable swimming conditions, which amounts to 96 swimming days.
The warmest water in Delaware City was recorded on July 12, 2024, reaching a 86.5°F. While the coldest temperature occurred on January 24, 2025, dipping to 32.0°F. The average readings by season are 39.5°F in Winter, 52.7°F in Spring, 77.8°F in Summer, and 64.9°F in Autumn.