Sea Temperature

Delaware City Sea Temperature

(Today) Jan 2019

6.1°C / 43°F

Current weather

-11°C / 13°F
(clear sky)

Partly cloudy

23 mph



The measurements for the water temperature in Delaware City, Delaware are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average max / min water temperatures

The graph below shows the range of monthly Delaware City water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Delaware City
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.6 3.6 3.9 5.5 8.3 15.6 21.6 22.6 20.4 14.5 10.9 6.5
Max °C 8 6.3 7.4 11.8 16 22.8 25.5 26.6 24.1 21.6 15.2 11.8
Min °F 40.2 39.5 40.4 44.4 50 63 72.4 74.3 70.2 60.9 53.3 45.8
Max °F 44.6 42.2 43.9 50.7 57.7 70.2 76.3 78.3 73.9 68 57.6 51.1

7 day tide forecast for Delaware City

  • Low 05:28am
  • High 11:06am
  • Low 06:18pm
  • High 11:39pm
  • Low 06:22am
  • High 11:58am
  • Low 07:08pm
  • High 12:31am
  • Low 07:15am
  • High 12:49pm
  • Low 07:57pm
  • High 01:23am
  • Low 08:08am
  • High 01:42pm
  • Low 08:46pm
  • High 02:16am
  • Low 09:01am
  • High 02:36pm
  • Low 09:36pm
  • High 03:11am
  • Low 09:57am
  • High 03:33pm
  • Low 10:27pm
  • High 04:08am
  • Low 10:55am
  • High 04:33pm
  • Low 11:19pm

*These tide times are estimates based on the nearest port (Reedy Point, Delaware) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average January sea temperatures

  • Max: 8°C / 46.4°F
  • Avg: 5.8°C / 42.4°F
  • Min: 3.6°C / 38.5°F
Delaware City average sea temperature chart

These average ocean temperatures for Delaware City are calculated from several years of archived data.

Map showing location of Delaware City (39.577890, -75.588810)

Locations nearby


Whilst sea temperatures for Delaware City are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Delaware City
Delavehr-Siti, Delaver Siti, Delaver-Siti, Delaware City, Newbold's Landing, delavera siti, dellaweeositi, derau~eashiti, dlawr syty dlawr, dylawyr syty, te la hua cheng, Делавер Сити, Делавер-Сіті, Делавэр-Сити, دلاور سیتی، دلاور, ديلاوير سيتي, ڈیلاویئر سٹی، ڈیلاویئر, डेलावेर सिटी, デラウェアシティ, 特拉华城, 델라웨어시티

Delaware City average sea temperature chart