All data are in degrees Fahrenheit

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Water temperature in Baltimore

Detailed information about the current water temperature in Baltimore. 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 Baltimore now

61.1

°F

May 6, 05:04

Trend:

increasing

Yesterday:

59.6°F

Tomorrow:

61.3°F

Sunrise:

06:02

Sunset:

20:04

Day Length:

14 h. 2 min.

Baltimore in May

Minimum:

34.2°F

Average:

39.3°F

Maximum:

42.1°F

Sea water temperature in Baltimore today

As of now, in Baltimore, the water temperature is 61.1°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 1.1°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable 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 65.5°F on 2025, while the historical minimum was 56.2°F on 2023.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 61.5°F, with minimum temperature starting at 60.7°F, while the maximum might reach 62.9°F.

Daily water temperature in Baltimore

Date Current Year

actual* / forecast**

last year 10 years average
Apr 22 58.2°F 53.6°F 56.5°F
Apr 23 58.5°F 53.4°F 56.7°F
Apr 24 57.5°F 56.4°F 57.3°F
Apr 25 59.8°F 58.4°F 57.8°F
Apr 26 60.2°F 58.9°F 57.9°F
Apr 27 59.1°F 55.0°F 57.5°F
Apr 28 58.9°F 59.4°F 57.6°F
Apr 29 59.2°F 59.1°F 56.7°F
Apr 30 59.0°F 58.2°F 56.5°F
May 1 59.5°F 62.8°F 57.7°F
May 2 58.6°F 60.9°F 57.8°F
May 3 59.3°F 61.6°F 58.2°F
May 4 59.1°F 66.5°F 58.5°F
May 5 59.6°F 65.8°F 59.2°F
May 6 61.1°F 65.5°F 60.0°F
May 7 61.3°F 65.6°F 60.2°F
May 8 61.6°F 65.1°F 60.5°F
May 9 61.6°F 65.0°F 60.5°F
May 10 61.0°F 64.5°F 59.9°F
May 11 60.7°F 64.2°F 59.6°F
May 12 61.6°F 65.0°F 60.5°F
May 13 62.9°F 66.2°F 61.8°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 Baltimore by month

In Baltimore, the months July through September offer comfortable swimming conditions, which amounts to 97 swimming days.
The warmest water in Baltimore was recorded on July 20, 2019, reaching a 86.3°F. While the coldest temperature occurred on January 11, 2018, dipping to 32.1°F. The average readings by season are 40.1°F in Winter, 53.7°F in Spring, 78.1°F in Summer, and 65.7°F in Autumn.