Lynn water temp
This data the coastal Lynn ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Current ocean temperature in Lynn
Water temperature in Lynn today is 64.2°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Lynn was recorded in 2018 and was 71.1°F, and the coldest was recorded in 2017 at 62.1°F. Sea water temperature in Lynn is expected to drop to 64°F in the next 10 days. September average water temperature in Lynn is 63.9°F, the minimum temperature is 58.8°F, and the maximum is 71.4°F.
The swimming season in Lynn lasts from July to August. During those months, Lynn water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Lynn in winter reaches 41.7°F, in spring 44.8°F, in summer the average temperature rises to 64.2°F, and in autumn it is 57.4°F.
Lynn water temperature now
| September 5, 2025 |
|---|
| today temp |
| 64.2°F |
| September 4, 2025 |
|---|
| yesterday temp |
| 64°F |
The ocean salinity in Lynn is 30.70‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Lynn for today
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Lynn. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Lynn. Data in table shown for September 5, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
| 1' 10" | 1' 8" | 1' 8" | 1' 7" |
| 0.57 m | 0.51 m | 0.5 m | 0.49 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 1' 8" | 1' 11" | 2' 2" | 2' 2" |
| 0.52 m | 0.59 m | 0.67 m | 0.67 m |
Surf report in Lynn
Lynn weather forecast
Current temperature and weather
Data in a table show Lynn temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Lynn.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 | | |  |
| 65.1°F | 66°F | 66.4°F | 70.3°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
 | | |  |
| 79.7°F | 82.9°F | 81°F | 72.9°F |
You may also be interested in other sections of our site for Lynn: Sunrise and Sunset, Tides
Lynn water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Lynn. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Lynn on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
| Month | Avr | Min | Max | |
|---|---|---|---|---|
| January | 41.2°F | 37.4°F | 45.9°F | cold |
| Ocean water temperature in Lynn in January | ||||
| February | 38.5°F | 35.4°F | 42.3°F | cold |
| Ocean water temperature in Lynn in February | ||||
| March | 39.2°F | 35.2°F | 47.3°F | cold |
| Ocean water temperature in Lynn in March | ||||
| April | 43.5°F | 36.9°F | 49.6°F | cold |
| Ocean water temperature in Lynn in April | ||||
| May | 51.4°F | 43.5°F | 63.1°F | cold |
| Ocean water temperature in Lynn in May | ||||
| June | 59.5°F | 50.9°F | 68.5°F | cold |
| Ocean water temperature in Lynn in June | ||||
| July | 66°F | 59.4°F | 74.1°F | cold |
| Ocean water temperature in Lynn in July | ||||
| August | 66.9°F | 61°F | 73.6°F | cold |
| Ocean water temperature in Lynn in August | ||||
| September | 63.9°F | 58.8°F | 71.4°F | cold |
| Ocean water temperature in Lynn in September | ||||
| October | 57.6°F | 51.4°F | 64.6°F | cold |
| Ocean water temperature in Lynn in October | ||||
| November | 50.7°F | 46.6°F | 56.8°F | cold |
| Ocean water temperature in Lynn in November | ||||
| December | 45.5°F | 41°F | 50.4°F | cold |
| Ocean water temperature in Lynn in December | ||||
Chart monthly average water temperature in Lynn
