Chesapeake Bay Sea Temperature

(Today) Sep 2020

24.4°C / 75.9°F

Current weather

18°C / 64°F
(broken clouds)

Partly cloudy

22 mph



The measurements for the water temperature in Chesapeake Bay, Virginia 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 Chesapeake Bay water temperature derived from many years of historical sea surface temperature data.

Chesapeake Bay average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Chesapeake Bay
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 7.8 7.1 7.5 9.9 12.2 19 23.7 24.7 22.7 17.4 13.5 10.1
Max °C 12 10.7 11.7 15.6 19.6 24.7 26.9 27.7 25.7 23.9 18 14.5
Min °F 47.7 46.2 47.2 52.1 56.9 68.4 75.9 77.7 74.1 65.9 58.1 51.9
Max °F 51.9 49.8 51.4 57.8 64.3 74.1 79.1 80.7 77.1 72.4 62.6 56.3

7 day tide forecast for Chesapeake Bay

  • High 1:26am
  • Low 7:52am
  • High 1:54pm
  • Low 8:37pm
  • High 2:16am
  • Low 8:40am
  • High 2:46pm
  • Low 9:34pm
  • High 3:10am
  • Low 9:32am
  • High 3:43pm
  • Low 10:34pm
  • High 4:09am
  • Low 10:29am
  • High 4:44pm
  • Low 11:40pm
  • High 5:13am
  • Low 11:33am
  • High 5:51pm
  • Low 12:47am
  • High 6:22am
  • Low 12:41pm
  • High 7:00pm
  • Low 1:52am
  • High 7:31am
  • Low 1:49pm
  • High 8:04pm
7 day tide times for Chesapeake Bay

*These tide times are estimates based on the nearest port (Windmill Point Light, Chesapeake Bay) 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 September sea temperatures

  • Max: 25.7°C / 78.3°F
  • Avg: 24.2°C / 75.6°F
  • Min: 22.7°C / 72.9°F
Chesapeake Bay average water temp

These average ocean temperatures for Chesapeake Bay are calculated from several years of archived data.

Map showing location of Chesapeake Bay (37.576644, -76.111544)

Locations nearby


Whilst sea temperatures for Chesapeake Bay 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 Chesapeake Bay
Bahia De Madre De Dios, Bahia De Santa Maria, Bahia De Santa Maria *, Bahia Del Jacan *, Bahia de Madre de, Baie de Chesapeake, Bay of Chesapeack, Bay of Chesapeacke, Bay of Chesepian, Bay of Chespiock, Bay of Chisapeack, Bay of the Chessepian, Cheapeak Bay, Chesapeac Bay, Chesapeack Bay, Chesapeake Bay, Chesapeake Baye, Chesapsyocke Bay, Cheseapeack Bay, Cheseapeak Bay, Chesepioc Bay, Chesepiooc, Chesopeak Bay, Chesopeiack Bay, Chesupioc Bay, Chisapeask Bay, The Bay of Checepiacke, The Great Water, Virginian Bay