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Water temperature in Lewin's Cove

Sea surface temperature · updated today, Wednesday, October 28, at 11:45 pm (GMT-2:30)
Water now 46.6 °F
Today
46.6–46.8 °F
Air today
35 / 43 °F
Tue 3
46.1 °F
Wetsuit
6/5 mm with hood, booties and gloves

Today the water in Lewin's Cove is 46.6 °F and ranges 46.6–46.8 °F through the day, with the air between 35 °F and 43 °F. It stays steady over the next few days.

Measured by satellite

Yesterday, 1.2 mi from Lewin's Cove 47.8 °F

This is the temperature satellites measured yesterday in the water just below the surface, at the nearest point of sea to Lewin's Cove (1.2 mi away), from NASA's MUR analysis, which sees the water in 1 km detail. It isn't a forecast: the big figure above is what a model gives for right now. On sunny afternoons the top of the water can be a little warmer.

Satellite: NASA MUR (JPL MUR MEaSUREs, PO.DAAC), doi:10.5067/GHGMR-4FJ04. Sources and licenses

The water over the next few days

Water over the last 60 days

Over these days it has dropped 13.7 °F (from August 30).

Over the next few weeks the water looks a bit below normal (−1.4 °F), according to ECMWF 46-day.

Daily average and its range (low and high). The dotted line is the forecast.

Water temperature by month vs. normal

The water off Lewin's Cove is colder than normal for late October today (−1.4 °F).

In Lewin's Cove the water is cold all year: it is warmest in August (59.5 °F on average). For a long swim, wear a wetsuit.

The water is warmest in August (59.5 °F on average) and coldest in March (32.8 °F).

Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 15 mi away). Right by the shore, the water can be a little colder or warmer. Sources and licenses

Water and air, day by day

DayWaterAirMax wave
Today 46.6–46.8 °F 35 / 43 °F 2.8 ft
Thu 29 46.6–46.8 °F 40 / 49 °F 3.0 ft
Fri 30 46.8–46.8 °F 45 / 53 °F 4.7 ft
Sat 31 46.8–46.9 °F 37 / 49 °F 3.1 ft
Sun 1 46.6–46.8 °F 34 / 40 °F 3.5 ft
Mon 2 46.4–46.6 °F 39 / 49 °F 4.9 ft
Tue 3 45.9–46.4 °F 32 / 47 °F 3.4 ft

Which wetsuit to wear

WaterWetsuitHow it feels
< 52 °F6/5 mm with hood, booties and glovesVery cold: full kit only
52°–57 °F5/4 mm with bootiesCold: takes your breath away
57°–63 °F4/3 mmCool
63°–66 °F3/2 mmMild
66°–72 °FShorty (springsuit)Pleasant
72°–75 °FRash guard or topVery pleasant
> 75 °FNo wetsuitWarm

A rough guide: it depends on the wind, how long you stay in and each person.

Fish are cold-blooded: the water sets their activity. Sudden temperature changes usually put them off the bite; with steady water, activity is more regular.

Previous days

The water over the last 59 days.

DayWaterLow / high
Tue 27 46.9 °F46.8–47.1 °F
Mon 26 47.1 °F46.9–47.3 °F
Sun 25 47.3 °F47.1–47.7 °F
Sat 24 47.3 °F47.1–47.3 °F
Fri 23 47.5 °F47.3–47.7 °F
Thu 22 47.5 °F47.5–47.7 °F
Wed 21 47.5 °F47.3–47.7 °F
Show all 59 days
DayWaterLow / high
Tue 20 47.5 °F47.3–47.7 °F
Mon 19 47.5 °F47.3–47.7 °F
Sun 18 47.7 °F47.3–47.8 °F
Sat 17 48.2 °F47.8–48.6 °F
Fri 16 48.6 °F48.6–48.9 °F
Thu 15 49.6 °F49.1–50.0 °F
Wed 14 50.2 °F50.0–50.4 °F
Tue 13 49.8 °F49.5–50.0 °F
Mon 12 50.0 °F49.5–50.5 °F
Sun 11 50.4 °F50.2–50.5 °F
Sat 10 50.4 °F50.2–50.5 °F
Fri 9 49.5 °F49.1–50.2 °F
Thu 8 48.4 °F47.5–49.1 °F
Wed 7 48.4 °F46.9–52.0 °F
Tue 6 53.8 °F52.3–54.3 °F
Mon 5 54.3 °F54.1–54.5 °F
Sun 4 53.8 °F53.2–54.3 °F
Sat 3 53.2 °F53.1–53.6 °F
Fri 2 54.7 °F53.6–55.2 °F
Thu 1 55.4 °F55.0–55.8 °F
Wed 30 55.2 °F54.5–55.9 °F
Tue 29 54.1 °F54.0–54.3 °F
Mon 28 54.1 °F54.0–54.5 °F
Sun 27 54.0 °F53.2–55.0 °F
Sat 26 53.4 °F53.1–53.8 °F
Fri 25 53.1 °F52.0–54.1 °F
Thu 24 52.7 °F52.3–52.9 °F
Wed 23 52.9 °F52.3–53.8 °F
Tue 22 52.0 °F51.8–52.3 °F
Mon 21 51.6 °F51.3–51.8 °F
Sun 20 51.4 °F51.1–52.0 °F
Sat 19 53.4 °F51.4–55.9 °F
Fri 18 56.1 °F55.9–56.1 °F
Thu 17 56.1 °F55.6–57.2 °F
Wed 16 55.2 °F54.3–56.5 °F
Tue 15 53.6 °F52.7–54.7 °F
Mon 14 54.5 °F52.9–55.4 °F
Sun 13 55.0 °F54.5–55.6 °F
Sat 12 53.2 °F52.3–54.5 °F
Fri 11 57.4 °F54.0–59.2 °F
Thu 10 59.7 °F59.4–59.9 °F
Wed 9 60.1 °F59.9–60.6 °F
Tue 8 60.3 °F59.9–60.8 °F
Mon 7 60.1 °F59.9–60.4 °F
Sun 6 59.0 °F58.1–59.9 °F
Sat 5 59.7 °F58.5–61.0 °F
Fri 4 61.0 °F60.4–61.7 °F
Thu 3 60.8 °F60.6–61.3 °F
Wed 2 60.3 °F59.7–61.0 °F
Tue 1 58.5 °F57.6–59.5 °F
Mon 31 58.6 °F57.9–59.4 °F
Sun 30 60.6 °F59.2–62.2 °F

It's the daily analysis from Météo-France / Copernicus Marine (satellites, buoys and model), not a buoy reading at this spot.

Questions about the water in Lewin's CoveQuestions

What's the water temperature today in Lewin's Cove?

46.6 °F; through the day it ranges 46.6–46.8 °F.

Will the water get warmer or colder?

It stays steady over the next few days.

Which wetsuit do I need today?

With the water as it is today, 6/5 mm with hood, booties and gloves (very cold: full kit only). It's a rough guide: it depends on the wind and each person.

How warm is the water in Lewin's Cove in October?

In October, the water in Lewin's Cove averages 50.5 °F (1991–2020). For a long swim: 6/5 mm with hood, booties and gloves (very cold: full kit only).

How warm is the water in Lewin's Cove in August?

In August, the water in Lewin's Cove averages 59.5 °F (1991–2020), the warmest of the year. For a long swim: 4/3 mm (cool).

When is the best time to swim in Lewin's Cove?

In Lewin's Cove the water is cold all year: it is warmest in August (59.5 °F on average). For a long swim, wear a wetsuit. The water is warmest in August (59.5 °F on average) and coldest in March (32.8 °F).

Is the water warmer or colder than normal?

The water off Lewin's Cove is colder than normal for late October today (−1.4 °F).

More about Lewin's Cove today

Water temperature near Lewin's Cove

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Sea surface temperature: Open-Meteo with Météo-France / Copernicus Marine, CC BY 4.0; grid point 8.6 mi away. Near the shore, in coves and estuaries, the water can be a little colder or warmer.

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 11:45 pm (local time).

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