Water temperature in Ido-dong
Sea surface temperature · updated today, Thursday, October 29, at 4:24 pm (GMT+9)- Today
- 74.1–74.7 °F
- Air today
- 54 / 65 °F
- Wed 4
- 73.6 °F
- Wetsuit
- Rash guard or top
Today the water in Ido-dong is 74.3 °F and ranges 74.1–74.7 °F through the day, with the air between 54 °F and 65 °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 Ido-dong (1.5 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 11.5 °F (from August 30).
Over the next few weeks the water looks normal for the time of year (+0.3 °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 Ido-dong is warmer than normal for late October today (+5.6 °F).
- 59.5° 59°JanJ
- 57.2° 57°FebF
- 56.7° 57°MarM
- 57.9° 58°AprA
- 61.3° 61°MayM
- 67.7° 68°JunJ
- 74.9° 75°JulJ
- 79.9° 80°AugA
- 76.4° 76°SepS
- 71.3° 71°OctO
- 66.0° 66°NovN
- 62.1° 62°DecD
- Monthly normal
- Today
- Best time
The best time to swim in Ido-dong is from July to September, when the water averages 74.9–79.9 °F.
The water is warmest in August (79.9 °F on average) and coldest in March (56.7 °F).
Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 9.6 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 | 74.1–74.7 °F | 54 / 65 °F | 1.8 ft |
| Fri 30 | 72.7–74.1 °F | 64 / 67 °F | 3.1 ft |
| Sat 31 | 70.3–72.7 °F | 58 / 67 °F | 2.6 ft |
| Sun 1 | 70.5–72.1 °F | 57 / 70 °F | 3.5 ft |
| Mon 2 | 71.4–72.9 °F | 57 / 70 °F | 3.8 ft |
| Tue 3 | 72.1–73.4 °F | 53 / 61 °F | 3.3 ft |
| Wed 4 | 73.4–73.8 °F | 60 / 66 °F | 1.6 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 | 74.8 °F | 74.7–75.0 °F |
| Tue 27 | 75.0 °F | 74.8–75.0 °F |
| Mon 26 | 74.8 °F | 74.8–75.0 °F |
| Sun 25 | 75.0 °F | 75.0–75.0 °F |
| Sat 24 | 75.2 °F | 75.0–75.2 °F |
| Fri 23 | 75.6 °F | 75.2–75.9 °F |
| Thu 22 | 76.1 °F | 75.9–76.3 °F |
Show all 60 days
| Day | Water | Low / high |
|---|---|---|
| Wed 21 | 76.5 °F | 76.3–76.6 °F |
| Tue 20 | 76.6 °F | 76.6–76.8 °F |
| Mon 19 | 76.8 °F | 76.8–77.0 °F |
| Sun 18 | 77.0 °F | 76.6–77.4 °F |
| Sat 17 | 76.5 °F | 76.3–76.6 °F |
| Fri 16 | 76.5 °F | 76.3–76.5 °F |
| Thu 15 | 76.6 °F | 76.5–76.8 °F |
| Wed 14 | 76.8 °F | 76.5–76.8 °F |
| Tue 13 | 77.0 °F | 76.8–77.2 °F |
| Mon 12 | 76.8 °F | 76.6–76.8 °F |
| Sun 11 | 76.6 °F | 76.6–76.8 °F |
| Sat 10 | 76.6 °F | 76.5–77.0 °F |
| Fri 9 | 76.3 °F | 76.1–76.5 °F |
| Thu 8 | 76.1 °F | 76.1–76.3 °F |
| Wed 7 | 77.0 °F | 76.1–77.5 °F |
| Tue 6 | 77.7 °F | 77.5–77.9 °F |
| Mon 5 | 77.9 °F | 77.7–77.9 °F |
| Sun 4 | 77.9 °F | 77.7–78.1 °F |
| Sat 3 | 78.1 °F | 77.9–78.1 °F |
| Fri 2 | 78.3 °F | 78.1–78.4 °F |
| Thu 1 | 78.6 °F | 78.4–78.8 °F |
| Wed 30 | 79.3 °F | 78.8–79.5 °F |
| Tue 29 | 79.5 °F | 79.5–79.7 °F |
| Mon 28 | 79.5 °F | 79.5–79.5 °F |
| Sun 27 | 79.7 °F | 79.5–79.7 °F |
| Sat 26 | 79.7 °F | 79.7–79.7 °F |
| Fri 25 | 79.7 °F | 79.5–80.1 °F |
| Thu 24 | 79.9 °F | 79.3–80.4 °F |
| Wed 23 | 79.7 °F | 79.5–79.9 °F |
| Tue 22 | 80.1 °F | 80.1–80.2 °F |
| Mon 21 | 80.2 °F | 79.9–81.0 °F |
| Sun 20 | 79.9 °F | 79.3–80.6 °F |
| Sat 19 | 79.5 °F | 79.5–79.7 °F |
| Fri 18 | 79.7 °F | 79.5–79.9 °F |
| Thu 17 | 80.1 °F | 79.9–80.2 °F |
| Wed 16 | 80.1 °F | 79.9–80.2 °F |
| Tue 15 | 80.4 °F | 80.1–80.8 °F |
| Mon 14 | 80.8 °F | 80.4–81.1 °F |
| Sun 13 | 81.3 °F | 80.8–82.2 °F |
| Sat 12 | 81.1 °F | 81.0–81.3 °F |
| Fri 11 | 81.5 °F | 81.3–81.7 °F |
| Thu 10 | 80.8 °F | 80.4–81.3 °F |
| Wed 9 | 80.6 °F | 80.1–81.0 °F |
| Tue 8 | 80.8 °F | 80.1–81.7 °F |
| Mon 7 | 80.2 °F | 79.9–80.6 °F |
| Sun 6 | 79.3 °F | 78.8–79.9 °F |
| Sat 5 | 78.3 °F | 77.9–78.8 °F |
| Fri 4 | 82.9 °F | 79.0–85.1 °F |
| Thu 3 | 85.6 °F | 85.3–86.0 °F |
| Wed 2 | 86.0 °F | 85.1–86.7 °F |
| Tue 1 | 86.2 °F | 85.6–86.9 °F |
| Mon 31 | 86.5 °F | 85.8–87.4 °F |
| Sun 30 | 86.4 °F | 86.2–86.7 °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 Ido-dongQuestions
What's the water temperature today in Ido-dong?
74.3 °F; through the day it ranges 74.1–74.7 °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, rash guard or top (very pleasant). It's a rough guide: it depends on the wind and each person.
How warm is the water in Ido-dong in October?
In October, the water in Ido-dong averages 71.3 °F (1991–2020). For a long swim: shorty (springsuit) (pleasant).
How warm is the water in Ido-dong in August?
In August, the water in Ido-dong averages 79.9 °F (1991–2020), the warmest of the year. For a long swim: no wetsuit (warm).
When is the best time to swim in Ido-dong?
The best time to swim in Ido-dong is from July to September, when the water averages 74.9–79.9 °F. The water is warmest in August (79.9 °F on average) and coldest in March (56.7 °F).
Is the water warmer or colder than normal?
The water off Ido-dong is warmer than normal for late October today (+5.6 °F).
More about Ido-dong today
Water temperature near Ido-dong
- Gaigeturi 74.5 °F · 12 mi
- Seogwipo 76.1 °F · 17 mi
- Mokpo 65.3 °F · 91 mi
- Sinan 63.1 °F · 95 mi
- Beolgyo 66.4 °F · 104 mi
- Yeosu 66.7 °F · 109 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 9.3 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 4:24 pm (local time).
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