Londontowne Water Temperature

(Today) 2025

8.7°C / 47.6°F

The water will feel cold. All but the most ardent watersports enthusiasts will be thinking of packing up for the winter. If not we'd suggest a thick 5/4mm wetsuit along with some boots and a hood.

*Live data from Annapolis, MD: 6.7°C / 44.1°F

Current weather

-1°C / 30°F
(few clouds)
Partly cloudy
Wind
3 mph
Humidity
95%

The measurements for the water temperature in Londontowne, Maryland 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.

*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

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

Londontowne average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Londontowne
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 6.8 6.1 6.4 8.6 10.7 17.6 22.7 24.1 22 16.2 12.5 8.8
Max °C 10.7 9.3 10.1 13.6 17.8 23.8 26.5 27 24.9 22.9 16.8 13.4
Min °F 45.8 44.3 45 49.5 54.1 66.2 74.4 76.5 72.7 63.8 56.2 49.7
Max °F 49.7 47.5 48.7 54.5 61.2 72.4 78.2 79.4 75.6 70.5 60.5 54.3

The warmest water temperature is in August with an average around 77.9°F / 25.5°C. The coldest month is February with an average water temperature of 45.9°F / 7.7°C.

7 day tide forecast for Londontowne

SunMonTueWedThuFriSat
  • Low 1:05am
    (0.02m)
  • High 5:54am
    (0.19m)
  • Low 11:37am
    (-0.09m)
  • High 6:53pm
    (0.4m)
  • Low 1:55am
    (0.02m)
  • High 6:50am
    (0.2m)
  • Low 12:38pm
    (-0.07m)
  • High 7:48pm
    (0.37m)
  • Low 2:45am
    (0.02m)
  • High 7:48am
    (0.2m)
  • Low 1:42pm
    (-0.05m)
  • High 8:42pm
    (0.34m)
  • Low 3:34am
    (0.02m)
  • High 8:50am
    (0.21m)
  • Low 2:50pm
    (-0.02m)
  • High 9:35pm
    (0.3m)
  • Low 4:22am
    (0.02m)
  • High 9:54am
    (0.22m)
  • Low 4:01pm
    (0.01m)
  • High 10:26pm
    (0.27m)
  • Low 5:05am
    (0m)
  • High 11:01am
    (0.23m)
  • Low 5:15pm
    (0.04m)
  • High 11:13pm
    (0.24m)
  • Low 5:45am
    (-0.01m)
  • High 12:07pm
    (0.25m)
  • Low 6:28pm
    (0.05m)
  • High 11:58pm
    (0.22m)
7 day tide times for Londontowne

*These tide times are estimates based on the nearest accurate location (Edgewater, South River, Maryland) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.