All data are in degrees Fahrenheit

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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.
Sea temperature in Annapolis now

68.4

°F

October 14, 05:32

Trend:

stable

Yesterday:

67.9°F

Tomorrow:

68.0°F

Sunrise:

07:14

Sunset:

18:29

Day Length:

11 h. 15 min.

Annapolis in October

Minimum:

33.4°F

Average:

39.3°F

Maximum:

43.7°F

Sea water temperature in Annapolis today

As of now, in Annapolis, the water temperature is 68.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 0.6°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 71.2°F on 2021, while the historical minimum was 63.8°F on 2022.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 66.5°F, the minimum temperature may reach 65.1°F, and the maximum might stay at 68.0°F.

Daily water temperature in Annapolis

Date Current Year

actual* / forecast**

last year 10 years average
Sep 30 69.0°F 74.2°F 72.1°F
Oct 1 69.6°F 73.8°F 71.5°F
Oct 2 71.1°F 72.6°F 71.1°F
Oct 3 71.7°F 72.0°F 71.0°F
Oct 4 71.1°F 71.6°F 70.8°F
Oct 5 70.0°F 71.3°F 70.6°F
Oct 6 69.6°F 71.5°F 70.4°F
Oct 7 68.8°F 71.8°F 70.1°F
Oct 8 68.4°F 72.0°F 70.5°F
Oct 9 68.4°F 71.8°F 70.1°F
Oct 10 68.6°F 69.9°F 69.4°F
Oct 11 68.3°F 69.0°F 69.0°F
Oct 12 68.0°F 68.6°F 68.5°F
Oct 13 67.9°F 67.9°F 68.2°F
Oct 14 68.4°F 66.4°F 67.8°F
Oct 15 68.0°F 65.7°F 67.4°F
Oct 16 67.9°F 66.1°F 67.3°F
Oct 17 67.5°F 64.9°F 66.9°F
Oct 18 66.6°F 63.8°F 66.0°F
Oct 19 65.5°F 62.7°F 64.9°F
Oct 20 65.1°F 64.0°F 64.5°F
Oct 21 65.1°F 63.9°F 64.5°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 104 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 68.2°F 22mi
Long Beach 68.9°F 36mi
Delaware City 66.5°F 64mi
Wilmington 66.6°F 73mi

* current water temperature in this city

** straight line distance from Annapolis