TidePlanet

Water temperature in Port au Choix

Sea surface temperature · updated today, Thursday, October 29, at 4:03 am (GMT-2:30)
Water now 45.3 °F
Today
45.3–45.5 °F
Air today
38 / 43 °F
Wed 4
44.0 °F
Wetsuit
6/5 mm with hood, booties and gloves

Today the water in Port au Choix is 45.3 °F and ranges 45.3–45.5 °F through the day, with the air between 38 °F and 43 °F. It cools over the next few days: about 44.0 °F by Wednesday 4.

Measured by satellite

2 days ago, 0.7 mi from Port au Choix 45.3 °F

This is the temperature satellites measured 2 days ago in the water just below the surface, at the nearest point of sea to Port au Choix (0.7 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 17.1 °F (from August 30).

Over the next few weeks the water looks a bit below normal (−0.6 °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 Port au Choix is warmer than normal for late October today (+1.9 °F).

In Port au Choix the water is cold all year: it is warmest in August (58.4 °F on average). For a long swim, wear a wetsuit.

The water is warmest in August (58.4 °F on average) and coldest in March (30.8 °F).

Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 5.3 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 45.3–45.5 °F 38 / 43 °F 5.6 ft
Fri 30 45.3–45.3 °F 40 / 48 °F 6.6 ft
Sat 31 45.1–45.3 °F 35 / 40 °F 4.0 ft
Sun 1 45.0–45.1 °F 31 / 40 °F 3.4 ft
Mon 2 44.6–44.8 °F 36 / 44 °F 6.8 ft
Tue 3 44.2–44.6 °F 31 / 35 °F 6.3 ft
Wed 4 43.9–44.1 °F 32 / 39 °F 2.6 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 60 days.

DayWaterLow / high
Wed 28 45.5 °F45.5–45.9 °F
Tue 27 46.0 °F45.9–46.2 °F
Mon 26 46.2 °F46.2–46.4 °F
Sun 25 46.4 °F46.2–46.4 °F
Sat 24 46.6 °F46.4–46.6 °F
Fri 23 46.8 °F46.6–46.8 °F
Thu 22 46.9 °F46.8–46.9 °F
Show all 60 days
DayWaterLow / high
Wed 21 47.1 °F46.9–47.3 °F
Tue 20 47.1 °F47.1–47.3 °F
Mon 19 47.3 °F47.1–47.7 °F
Sun 18 47.8 °F47.7–48.0 °F
Sat 17 48.4 °F48.0–48.7 °F
Fri 16 48.9 °F48.7–49.1 °F
Thu 15 49.3 °F49.3–49.5 °F
Wed 14 49.5 °F49.5–49.8 °F
Tue 13 50.4 °F49.8–50.7 °F
Mon 12 50.9 °F50.9–51.1 °F
Sun 11 51.3 °F51.1–51.3 °F
Sat 10 51.4 °F51.3–51.6 °F
Fri 9 51.6 °F51.6–51.6 °F
Thu 8 51.8 °F51.6–52.0 °F
Wed 7 52.2 °F52.0–52.5 °F
Tue 6 52.7 °F52.5–52.9 °F
Mon 5 52.9 °F52.7–53.2 °F
Sun 4 52.9 °F52.9–53.1 °F
Sat 3 53.2 °F53.1–53.4 °F
Fri 2 53.2 °F53.2–53.2 °F
Thu 1 53.2 °F53.1–53.2 °F
Wed 30 53.1 °F52.9–53.2 °F
Tue 29 52.7 °F52.5–52.7 °F
Mon 28 52.5 °F52.3–52.9 °F
Sun 27 52.3 °F52.0–52.7 °F
Sat 26 52.0 °F51.6–52.2 °F
Fri 25 51.6 °F50.9–52.7 °F
Thu 24 50.5 °F50.4–50.7 °F
Wed 23 50.7 °F50.5–51.1 °F
Tue 22 51.3 °F51.1–51.4 °F
Mon 21 51.6 °F51.4–51.8 °F
Sun 20 52.2 °F51.8–52.5 °F
Sat 19 53.4 °F52.7–54.0 °F
Fri 18 54.0 °F53.6–54.3 °F
Thu 17 53.6 °F53.4–53.8 °F
Wed 16 53.2 °F53.1–53.4 °F
Tue 15 52.7 °F52.3–53.1 °F
Mon 14 52.0 °F51.6–52.3 °F
Sun 13 51.8 °F51.8–52.2 °F
Sat 12 52.2 °F51.8–52.5 °F
Fri 11 52.5 °F52.2–52.7 °F
Thu 10 51.8 °F51.4–52.2 °F
Wed 9 51.6 °F50.7–52.9 °F
Tue 8 50.0 °F48.9–51.3 °F
Mon 7 55.0 °F49.3–59.0 °F
Sun 6 60.1 °F59.2–60.8 °F
Sat 5 61.2 °F60.8–61.5 °F
Fri 4 61.5 °F61.3–62.1 °F
Thu 3 61.7 °F61.5–61.9 °F
Wed 2 62.1 °F61.7–62.4 °F
Tue 1 62.2 °F62.1–62.2 °F
Mon 31 62.4 °F62.2–62.4 °F
Sun 30 62.6 °F62.6–62.8 °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 Port au ChoixQuestions

What's the water temperature today in Port au Choix?

45.3 °F; through the day it ranges 45.3–45.5 °F.

Will the water get warmer or colder?

It cools over the next few days: about 44.0 °F by Wednesday 4.

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 Port au Choix in October?

In October, the water in Port au Choix averages 46.6 °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 Port au Choix in August?

In August, the water in Port au Choix averages 58.4 °F (1991–2020), the warmest of the year. For a long swim: 4/3 mm (cool).

When is the best time to swim in Port au Choix?

In Port au Choix the water is cold all year: it is warmest in August (58.4 °F on average). For a long swim, wear a wetsuit. The water is warmest in August (58.4 °F on average) and coldest in March (30.8 °F).

Is the water warmer or colder than normal?

The water off Port au Choix is warmer than normal for late October today (+1.9 °F).

More about Port au Choix today

Water temperature near Port au Choix

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 0.7 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 4:03 am (local time).

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