All data are in degrees Fahrenheit

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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.
Sea temperature in Lunenburg now

55.5

°F

June 30, 02:34

Trend:

stable

Yesterday:

56.2°F

Tomorrow:

56.3°F

Sunrise:

05:36

Sunset:

21:05

Day Length:

15 h. 29 min.

Lunenburg in July

Minimum:

36.1°F

Average:

38.1°F

Maximum:

40.2°F

Sea water temperature in Lunenburg today

As of now, in Lunenburg, the water temperature is 55.5°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 1.0°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. 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 aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 59.1°F on 2022, while the historical minimum was 50.8°F on 2017.

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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 57.8°F, with minimum temperature starting at 56.3°F, while the maximum might reach 58.8°F.

Daily water temperature in Lunenburg

Date Current Year

actual* / forecast**

last year 10 years average
Jun 16 49.4°F 53.9°F 51.8°F
Jun 17 50.2°F 52.2°F 52.1°F
Jun 18 52.1°F 53.5°F 52.5°F
Jun 19 53.5°F 54.2°F 53.6°F
Jun 20 53.4°F 53.7°F 53.7°F
Jun 21 54.2°F 55.0°F 54.4°F
Jun 22 53.7°F 53.3°F 53.3°F
Jun 23 55.1°F 53.3°F 53.9°F
Jun 24 55.3°F 55.3°F 54.1°F
Jun 25 56.3°F 57.9°F 54.6°F
Jun 26 58.2°F 59.6°F 55.8°F
Jun 27 56.4°F 58.1°F 55.5°F
Jun 28 55.8°F 55.9°F 54.9°F
Jun 29 56.2°F 55.3°F 55.3°F
Jun 30 55.5°F 54.3°F 54.6°F
Jul 1 56.3°F 56.6°F 55.4°F
Jul 2 56.7°F 59.4°F 55.7°F
Jul 3 57.8°F 58.1°F 56.9°F
Jul 4 58.0°F 60.0°F 57.0°F
Jul 5 58.3°F 61.5°F 57.4°F
Jul 6 58.5°F 60.4°F 57.5°F
Jul 7 58.8°F 59.4°F 57.8°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 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, 58.7°F in Summer, and 56.5°F in Autumn.