All data are in degrees Fahrenheit

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Water temperature in Wilmington

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

68.4

°F

May 21, 23:50

Trend:

increasing

Yesterday:

68.1°F

Tomorrow:

69.0°F

Sunrise:

05:43

Sunset:

20:15

Day Length:

14 h. 32 min.

Wilmington in May

Minimum:

35.5°F

Average:

39.3°F

Maximum:

43.1°F

Sea water temperature in Wilmington today

As of now, in Wilmington, the water temperature is 68.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 6.3°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 rise a bit.

Recent sea 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 66.2°F on 2018, while the historical minimum was 56.6°F on 2016.

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 69.7°F, with minimum temperature starting at 69.0°F, while the maximum might reach 71.2°F.

Daily water temperature in Wilmington

Date Current Year

actual* / forecast**

last year 10 years average
May 7 61.3°F 62.9°F 57.2°F
May 8 60.7°F 61.6°F 57.3°F
May 9 61.4°F 60.5°F 57.5°F
May 10 61.4°F 60.2°F 57.2°F
May 11 61.1°F 59.9°F 56.9°F
May 12 59.1°F 60.3°F 57.3°F
May 13 61.4°F 62.4°F 58.2°F
May 14 62.3°F 63.6°F 59.1°F
May 15 62.7°F 63.9°F 59.9°F
May 16 63.7°F 64.2°F 60.8°F
May 17 63.9°F 64.3°F 61.4°F
May 18 63.9°F 63.9°F 61.6°F
May 19 65.5°F 64.0°F 61.8°F
May 20 68.1°F 62.9°F 63.0°F
May 21 68.4°F 63.0°F 62.1°F
May 22 69.0°F 62.2°F 62.7°F
May 23 69.0°F 61.4°F 62.7°F
May 24 69.2°F 62.9°F 62.9°F
May 25 69.3°F 62.4°F 63.0°F
May 26 70.0°F 62.6°F 63.7°F
May 27 70.4°F 62.3°F 64.1°F
May 28 71.2°F 62.7°F 64.9°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 Wilmington by month

In Wilmington, the months July through September offer comfortable swimming conditions, which amounts to 92 swimming days.
The warmest water in Wilmington was recorded on August 3, 2020, reaching a 86.2°F. While the coldest temperature occurred on January 30, 2026, dipping to 32.0°F. The average readings by season are 39.1°F in Winter, 52.2°F in Spring, 77.0°F in Summer, and 64.5°F in Autumn.