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

62.4

°F

October 24, 16:19

Trend:

decreasing

Yesterday:

63.1°F

Tomorrow:

61.9°F

Sunrise:

07:22

Sunset:

18:11

Day Length:

10 h. 49 min.

Delaware City in October

Minimum:

33.2°F

Average:

38.9°F

Maximum:

42.4°F

Sea water temperature in Delaware City today

As of now, in Delaware City, the water temperature is 62.4°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is about the same as the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 65.4°F on 2021, while the historical minimum was 59.7°F on 2022.

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 shows a gradual cooling trend. The average temperature is expected to be 60.8°F, the minimum temperature may reach 59.9°F, and the maximum might stay at 61.9°F.

Daily water temperature in Delaware City

Date Current Year

actual* / forecast**

last year 10 years average
Oct 10 71.2°F 69.8°F 68.3°F
Oct 11 69.9°F 69.2°F 67.5°F
Oct 12 69.3°F 68.9°F 67.2°F
Oct 13 68.3°F 67.0°F 66.7°F
Oct 14 67.5°F 67.6°F 66.3°F
Oct 15 66.7°F 67.4°F 66.0°F
Oct 16 66.2°F 66.1°F 66.0°F
Oct 17 65.2°F 65.4°F 65.4°F
Oct 18 64.2°F 63.8°F 64.9°F
Oct 19 62.9°F 62.8°F 63.9°F
Oct 20 63.2°F 62.3°F 63.6°F
Oct 21 63.3°F 62.7°F 63.3°F
Oct 22 63.1°F 62.4°F 63.3°F
Oct 23 63.1°F 62.6°F 62.9°F
Oct 24 62.4°F 63.8°F 62.5°F
Oct 25 61.9°F 62.8°F 61.9°F
Oct 26 61.6°F 62.5°F 61.6°F
Oct 27 61.2°F 63.2°F 61.2°F
Oct 28 60.7°F 61.8°F 60.7°F
Oct 29 60.6°F 60.7°F 60.7°F
Oct 30 60.1°F 60.4°F 60.1°F
Oct 31 59.9°F 60.6°F 59.9°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 39.6°F in Winter, 52.4°F in Spring, 77.6°F in Summer, and 64.8°F in Autumn.