Rock Hall Water Temperature

(Today) 2025

4.4°C / 40°F

The water will feel very cold. For the hardcore only. The water is now dangerously cold and most people will risk hypothermia if not equipped with a thick, 6/5mm wetsuit along with boots and a hood

*Live data from Tolchester Beach, MD: 3.2°C / 37.8°F

Current weather

7°C / 45°F
(overcast clouds)
Partly cloudy
Wind
11 mph
Humidity
80%

The measurements for the water temperature in Rock Hall, 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 Rock Hall water temperature derived from many years of historical sea surface temperature data.

Rock Hall average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Rock Hall
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 5.9 5.5 5.6 7.8 9.8 16.8 22.2 23.8 21.5 15.6 11.9 8
Max °C 9.7 8.4 9.1 12.7 16.8 23.4 26.3 26.7 24.6 22.3 16.2 12.8
Min °F 44.1 43 43.4 48 52.4 64.9 73.6 76 71.9 62.7 55.1 48.3
Max °F 47.9 45.9 46.9 52.9 59.4 71.5 77.7 78.9 75 69.4 59.4 53.1

The warmest water temperature is in August with an average around 77.4°F / 25.2°C. The coldest month is February with an average water temperature of 44.4°F / 6.9°C.

7 day tide forecast for Rock Hall

ThuFriSatSunMonTueWed
  • High 4:37am
    (0.2m)
  • Low 10:29am
    (-0.08m)
  • High 5:44pm
    (0.41m)
  • Low 12:30am
    (0.05m)
  • High 5:18am
    (0.19m)
  • Low 11:07am
    (-0.08m)
  • High 6:19pm
    (0.41m)
  • Low 1:08am
    (0.04m)
  • High 5:58am
    (0.19m)
  • Low 11:45am
    (-0.08m)
  • High 6:53pm
    (0.41m)
  • Low 1:43am
    (0.03m)
  • High 6:37am
    (0.19m)
  • Low 12:23pm
    (-0.08m)
  • High 7:27pm
    (0.4m)
  • Low 2:16am
    (0.03m)
  • High 7:18am
    (0.2m)
  • Low 1:04pm
    (-0.08m)
  • High 8:02pm
    (0.39m)
  • Low 2:47am
    (0.02m)
  • High 8:00am
    (0.2m)
  • Low 1:48pm
    (-0.07m)
  • High 8:38pm
    (0.37m)
  • Low 3:18am
    (0.01m)
  • High 8:46am
    (0.22m)
  • Low 2:36pm
    (-0.05m)
  • High 9:16pm
    (0.35m)
7 day tide times for Rock Hall

*These tide times are estimates based on the nearest accurate location (Deep Landing, Swan Creek, 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.