What is the current water temperature in Annapolis?

Q: What is the current water temperature in Annapolis?

As of now, in Annapolis, the water temperature is 18.73°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

United States > Annapolis

Water temperature in Annapolis

Detailed information about the current water temperature in Annapolis. 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.

65.7

°F

May 19, 13:59

Trend:

increasing

Yesterday:

65.0°F

Tomorrow:

66.3°F

Sunrise:

05:50

Sunset:

20:15

Day Length:

14 h. 25 min.

Annapolis in May

Minimum:

36.1°F

Average:

40.8°F

Maximum:

45.6°F

Sea water temperature in Annapolis today

As of now, in Annapolis, the water temperature is 65.7°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.0°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 also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 69.2°F on 2025, while the historical minimum was 58.8°F on 2016.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 67.3°F, with minimum temperature starting at 66.3°F, while the maximum might reach 68.1°F.

Daily water temperature in Annapolis

Date	Current Year actual* / forecast**	last year	10 years average
May 5	59.3°F	65.8°F	60.7°F
May 6	60.2°F	65.7°F	60.4°F
May 7	61.1°F	66.3°F	60.9°F
May 8	60.9°F	67.2°F	61.4°F
May 9	60.4°F	68.5°F	61.6°F
May 10	61.0°F	67.7°F	60.8°F
May 11	62.5°F	67.5°F	60.6°F
May 12	62.5°F	68.1°F	61.3°F
May 13	61.9°F	67.5°F	62.0°F
May 14	62.2°F	67.8°F	62.2°F
May 15	62.4°F	67.6°F	62.9°F
May 16	61.7°F	68.1°F	63.3°F
May 17	62.8°F	70.0°F	64.0°F
May 18	65.0°F	70.2°F	64.3°F
May 19	65.7°F	69.2°F	64.7°F
May 20	66.3°F	68.7°F	65.2°F
May 21	66.9°F	67.3°F	65.9°F
May 22	67.0°F	66.0°F	65.9°F
May 23	67.1°F	64.9°F	66.1°F
May 24	67.8°F	65.2°F	66.8°F
May 25	68.1°F	64.1°F	67.0°F
May 26	68.0°F	64.1°F	67.0°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 Annapolis by month

In Annapolis, the months June through September offer comfortable swimming conditions, which amounts to 105 swimming days.

The warmest water in Annapolis was recorded on July 22, 2019, reaching a 87.1°F. While the coldest temperature occurred on January 19, 2018, dipping to 32.0°F. The average readings by season are 40.5°F in Winter, 54.3°F in Spring, 78.9°F in Summer, and 66.1°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Baltimore	67.0°F	22mi
Long Beach	64.2°F	36mi
Delaware City	65.3°F	64mi
Wilmington	65.5°F	73mi

* current water temperature in this city

** straight line distance from Annapolis