Water temperature in 's-Gravenzande
Sea surface temperature · updated today, Thursday, October 29, at 7:32 am (CET)- Today
- 55.6–55.9 °F
- Air today
- 53 / 57 °F
- Wed 4
- 55.1 °F
- Wetsuit
- 5/4 mm with booties
Today the water in 's-Gravenzande is 55.6 °F and ranges 55.6–55.9 °F through the day, with the air between 53 °F and 57 °F. It stays steady over the next few days.
Measured by satellite
This is the temperature satellites measured 2 days ago in the water just below the surface, at the nearest point of sea to 's-Gravenzande (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
- Today
- Fri 30
- Sat 31
- Sun 1
- Mon 2
- Tue 3
- Wed 4
- Thu 5
- Fri 6
- Sat 7
Water over the last 60 days
Over these days it has dropped 14.0 °F (from August 30).
Over the next few weeks the water looks a bit above 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 's-Gravenzande is about normal for late October today.
- 43.3° 43°JanJ
- 42.1° 42°FebF
- 43.3° 43°MarM
- 47.3° 47°AprA
- 52.8° 53°MayM
- 58.4° 58°JunJ
- 63.1° 63°JulJ
- 65.7° 66°AugA
- 63.6° 64°SepS
- 58.7° 59°OctO
- 52.6° 53°NovN
- 46.9° 47°DecD
- Monthly normal
- Today
- Best time
The best time to swim in 's-Gravenzande is in August, when the water averages 65.7–65.7 °F.
The water is warmest in August (65.7 °F on average) and coldest in February (42.1 °F).
Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 8.7 mi away). Right by the shore, the water can be a little colder or warmer. Sources and licenses
Water and air, day by day
| Day | Water | Air | Max wave |
|---|---|---|---|
| Today | 55.6–55.9 °F | 53 / 57 °F | 2.5 ft |
| Fri 30 | 55.6–55.8 °F | 48 / 55 °F | 0.7 ft |
| Sat 31 | 55.4–55.6 °F | 46 / 52 °F | 0.5 ft |
| Sun 1 | 55.2–55.4 °F | 48 / 56 °F | 1.6 ft |
| Mon 2 | 55.2–55.4 °F | 53 / 55 °F | 4.3 ft |
| Tue 3 | 55.0–55.2 °F | 47 / 53 °F | 3.7 ft |
| Wed 4 | 55.0–55.2 °F | 41 / 51 °F | 2.2 ft |
Which wetsuit to wear
| Water | Wetsuit | How it feels |
|---|---|---|
| < 52 °F | 6/5 mm with hood, booties and gloves | Very cold: full kit only |
| 52°–57 °F | 5/4 mm with booties | Cold: takes your breath away |
| 57°–63 °F | 4/3 mm | Cool |
| 63°–66 °F | 3/2 mm | Mild |
| 66°–72 °F | Shorty (springsuit) | Pleasant |
| 72°–75 °F | Rash guard or top | Very pleasant |
| > 75 °F | No wetsuit | Warm |
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.
| Day | Water | Low / high |
|---|---|---|
| Wed 28 | 55.8 °F | 55.6–55.8 °F |
| Tue 27 | 55.8 °F | 55.8–55.9 °F |
| Mon 26 | 55.8 °F | 55.8–56.1 °F |
| Sun 25 | 56.8 °F | 56.1–57.4 °F |
| Sat 24 | 58.1 °F | 57.4–58.6 °F |
| Fri 23 | 58.8 °F | 58.6–59.0 °F |
| Thu 22 | 59.4 °F | 59.2–59.7 °F |
Show all 60 days
| Day | Water | Low / high |
|---|---|---|
| Wed 21 | 59.5 °F | 59.4–59.7 °F |
| Tue 20 | 59.5 °F | 59.4–60.1 °F |
| Mon 19 | 60.3 °F | 60.1–60.3 °F |
| Sun 18 | 60.4 °F | 60.4–60.8 °F |
| Sat 17 | 61.3 °F | 61.0–61.9 °F |
| Fri 16 | 62.1 °F | 61.9–62.1 °F |
| Thu 15 | 61.9 °F | 61.7–62.1 °F |
| Wed 14 | 62.1 °F | 61.9–62.1 °F |
| Tue 13 | 62.1 °F | 61.9–62.2 °F |
| Mon 12 | 61.9 °F | 61.9–62.1 °F |
| Sun 11 | 62.4 °F | 62.2–63.0 °F |
| Sat 10 | 63.5 °F | 63.1–64.0 °F |
| Fri 9 | 64.2 °F | 64.0–64.4 °F |
| Thu 8 | 65.1 °F | 64.6–65.7 °F |
| Wed 7 | 65.8 °F | 65.7–65.8 °F |
| Tue 6 | 65.8 °F | 65.7–66.0 °F |
| Mon 5 | 65.8 °F | 65.7–65.8 °F |
| Sun 4 | 65.8 °F | 65.7–66.0 °F |
| Sat 3 | 65.8 °F | 65.7–66.0 °F |
| Fri 2 | 66.0 °F | 65.8–66.2 °F |
| Thu 1 | 66.2 °F | 66.0–66.2 °F |
| Wed 30 | 66.2 °F | 66.0–66.4 °F |
| Tue 29 | 66.2 °F | 65.8–66.4 °F |
| Mon 28 | 66.0 °F | 65.8–66.2 °F |
| Sun 27 | 65.8 °F | 65.5–66.0 °F |
| Sat 26 | 65.8 °F | 65.8–66.0 °F |
| Fri 25 | 66.0 °F | 65.7–66.2 °F |
| Thu 24 | 66.2 °F | 66.0–66.4 °F |
| Wed 23 | 66.2 °F | 65.7–66.6 °F |
| Tue 22 | 65.7 °F | 65.3–65.8 °F |
| Mon 21 | 65.5 °F | 65.3–65.7 °F |
| Sun 20 | 65.8 °F | 65.8–66.0 °F |
| Sat 19 | 66.0 °F | 65.8–66.2 °F |
| Fri 18 | 66.2 °F | 66.2–66.6 °F |
| Thu 17 | 66.9 °F | 66.6–67.3 °F |
| Wed 16 | 67.3 °F | 67.3–67.5 °F |
| Tue 15 | 67.5 °F | 67.1–67.6 °F |
| Mon 14 | 67.3 °F | 66.9–67.5 °F |
| Sun 13 | 67.1 °F | 67.1–67.3 °F |
| Sat 12 | 66.9 °F | 66.7–67.1 °F |
| Fri 11 | 66.9 °F | 66.7–67.1 °F |
| Thu 10 | 66.9 °F | 66.9–67.1 °F |
| Wed 9 | 67.5 °F | 67.3–67.8 °F |
| Tue 8 | 68.2 °F | 67.8–68.4 °F |
| Mon 7 | 68.2 °F | 67.8–68.5 °F |
| Sun 6 | 68.0 °F | 67.6–68.2 °F |
| Sat 5 | 68.0 °F | 67.8–68.2 °F |
| Fri 4 | 68.5 °F | 68.4–68.7 °F |
| Thu 3 | 68.5 °F | 68.4–68.9 °F |
| Wed 2 | 68.7 °F | 68.5–69.3 °F |
| Tue 1 | 69.1 °F | 68.9–69.3 °F |
| Mon 31 | 69.4 °F | 69.3–69.8 °F |
| Sun 30 | 69.8 °F | 69.6–70.0 °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 's-GravenzandeQuestions
What's the water temperature today in 's-Gravenzande?
55.6 °F; through the day it ranges 55.6–55.9 °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, 5/4 mm with booties (cold: takes your breath away). It's a rough guide: it depends on the wind and each person.
How warm is the water in 's-Gravenzande in October?
In October, the water in 's-Gravenzande averages 58.7 °F (1991–2020). For a long swim: 4/3 mm (cool).
How warm is the water in 's-Gravenzande in August?
In August, the water in 's-Gravenzande averages 65.7 °F (1991–2020), the warmest of the year. For a long swim: 3/2 mm (mild).
When is the best time to swim in 's-Gravenzande?
The best time to swim in 's-Gravenzande is in August, when the water averages 65.7–65.7 °F. The water is warmest in August (65.7 °F on average) and coldest in February (42.1 °F).
Is the water warmer or colder than normal?
The water off 's-Gravenzande is about normal for late October today.
More about 's-Gravenzande today
Water temperature near 's-Gravenzande
- Oostvoorne 55.2 °F · 6.8 mi
- Rockanje 55.2 °F · 9.8 mi
- Hellevoetsluis 55.2 °F · 12 mi
- Wassenaar 55.9 °F · 14 mi
- Scharendijke 55.0 °F · 23 mi
- Sint Philipsland 58.1 °F · 27 mi
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 3.3 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 7:32 am (local time).
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