What is the current water temperature in Lunenburg?

Q: What is the current water temperature in Lunenburg?

As of now, in Lunenburg, the water temperature is 1.77°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

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Water temperature in Lunenburg

Detailed information about the current water temperature in Lunenburg. 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.

35.2

°F

March 26, 16:36

Trend:

stable

Yesterday:

34.8°F

Tomorrow:

35.1°F

Sunrise:

07:10

Sunset:

19:37

Day Length:

12 h. 27 min.

Lunenburg in April

Minimum:

36.3°F

Average:

38.9°F

Maximum:

41.2°F

Sea water temperature in Lunenburg today

As of now, in Lunenburg, the water temperature is 35.2°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.6°F lower 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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 38.0°F on 2025, while the historical minimum was 33.3°F on 2017.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 35.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Lunenburg

Date	Current Year actual* / forecast**	last year	10 years average
Mar 12	35.9°F	34.4°F	34.6°F
Mar 13	35.6°F	35.8°F	35.0°F
Mar 14	35.3°F	34.8°F	35.0°F
Mar 15	34.7°F	34.7°F	35.0°F
Mar 16	33.6°F	34.7°F	34.8°F
Mar 17	33.5°F	34.4°F	34.5°F
Mar 18	34.9°F	34.2°F	34.9°F
Mar 19	35.8°F	33.9°F	34.9°F
Mar 20	35.5°F	36.6°F	35.5°F
Mar 21	36.3°F	37.3°F	35.6°F
Mar 22	34.0°F	37.0°F	35.4°F
Mar 23	34.6°F	37.6°F	35.5°F
Mar 24	34.4°F	36.4°F	35.4°F
Mar 25	34.8°F	36.8°F	35.8°F
Mar 26	35.2°F	38.0°F	35.8°F
Mar 27	35.1°F	37.0°F	35.7°F
Mar 28	35.5°F	37.3°F	36.2°F
Mar 29	35.3°F	36.3°F	35.9°F
Mar 30	35.6°F	37.2°F	36.2°F
Mar 31	35.4°F	35.0°F	36.0°F
Apr 1	35.3°F	35.5°F	35.9°F
Apr 2	35.8°F	37.7°F	36.4°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 Lunenburg by month

In an average year, Lunenburg offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Lunenburg was recorded on July 29, 2023, reaching a 71.6°F. While the coldest temperature occurred on February 23, 2025, dipping to 32.0°F. The average readings by season are 38.0°F in Winter, 39.5°F in Spring, 58.8°F in Summer, and 56.5°F in Autumn.