Water temperature in Sinsang-ni
Sea surface temperature · updated today, Thursday, October 29, at 8:04 am (GMT+9)- Today
- 61.2–61.5 °F
- Air today
- 47 / 57 °F
- Wed 4
- 58.4 °F
- Wetsuit
- 4/3 mm
Today the water in Sinsang-ni is 61.2 °F and ranges 61.2–61.5 °F through the day, with the air between 47 °F and 57 °F. It cools over the next few days: about 58.4 °F by Wednesday 4.
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 16.2 °F (from August 30).
Daily average and its range (low and high). The dotted line is the forecast.
Water temperature by month vs. normal
The water off Sinsang-ni is about normal for late October today.
- 41.0° 41°JanJ
- 38.8° 39°FebF
- 40.0° 40°MarM
- 46.1° 46°AprA
- 54.8° 55°MayM
- 64.1° 64°JunJ
- 71.7° 72°JulJ
- 75.5° 75°AugA
- 71.4° 71°SepS
- 64.0° 64°OctO
- 55.1° 55°NovN
- 46.5° 47°DecD
- Monthly normal
- Today
- Best time
The best time to swim in Sinsang-ni is from July to September, when the water averages 71.4–75.5 °F.
The water is warmest in August (75.5 °F on average) and coldest in February (38.8 °F).
Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 12 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 | 61.2–61.5 °F | 47 / 57 °F | 3.2 ft |
| Fri 30 | 61.2–61.7 °F | 42 / 63 °F | 3.5 ft |
| Sat 31 | 60.6–61.3 °F | 37 / 57 °F | 3.5 ft |
| Sun 1 | 59.9–60.4 °F | 41 / 49 °F | 2.0 ft |
| Mon 2 | 59.4–59.9 °F | 41 / 59 °F | 2.6 ft |
| Tue 3 | 58.6–59.4 °F | 34 / 60 °F | 3.1 ft |
| Wed 4 | 58.1–58.6 °F | 34 / 53 °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 | 61.9 °F | 61.5–62.4 °F |
| Tue 27 | 63.3 °F | 62.6–64.0 °F |
| Mon 26 | 64.0 °F | 63.9–64.4 °F |
| Sun 25 | 64.2 °F | 64.0–64.6 °F |
| Sat 24 | 64.6 °F | 64.4–64.8 °F |
| Fri 23 | 64.8 °F | 64.6–64.9 °F |
| Thu 22 | 65.3 °F | 64.9–65.7 °F |
Show all 60 days
| Day | Water | Low / high |
|---|---|---|
| Wed 21 | 66.4 °F | 65.8–66.7 °F |
| Tue 20 | 66.9 °F | 66.6–67.1 °F |
| Mon 19 | 66.9 °F | 66.6–67.1 °F |
| Sun 18 | 67.1 °F | 66.2–67.6 °F |
| Sat 17 | 67.8 °F | 67.6–68.2 °F |
| Fri 16 | 68.2 °F | 68.0–68.4 °F |
| Thu 15 | 68.2 °F | 68.0–68.4 °F |
| Wed 14 | 68.7 °F | 68.4–69.3 °F |
| Tue 13 | 69.8 °F | 69.4–70.0 °F |
| Mon 12 | 70.0 °F | 69.8–70.5 °F |
| Sun 11 | 70.0 °F | 69.6–70.2 °F |
| Sat 10 | 70.0 °F | 69.4–70.3 °F |
| Fri 9 | 69.8 °F | 69.4–70.5 °F |
| Thu 8 | 69.8 °F | 69.4–70.3 °F |
| Wed 7 | 70.0 °F | 69.4–70.5 °F |
| Tue 6 | 70.2 °F | 69.8–70.3 °F |
| Mon 5 | 70.9 °F | 70.3–71.2 °F |
| Sun 4 | 71.2 °F | 71.1–71.6 °F |
| Sat 3 | 71.6 °F | 71.2–71.8 °F |
| Fri 2 | 72.0 °F | 71.8–72.5 °F |
| Thu 1 | 73.0 °F | 72.5–73.9 °F |
| Wed 30 | 74.3 °F | 73.9–74.5 °F |
| Tue 29 | 74.7 °F | 74.3–75.0 °F |
| Mon 28 | 74.8 °F | 74.5–75.2 °F |
| Sun 27 | 75.2 °F | 74.8–75.4 °F |
| Sat 26 | 75.4 °F | 74.8–75.9 °F |
| Fri 25 | 75.6 °F | 75.2–75.9 °F |
| Thu 24 | 76.1 °F | 75.7–76.6 °F |
| Wed 23 | 76.3 °F | 76.1–76.6 °F |
| Tue 22 | 76.5 °F | 76.1–77.0 °F |
| Mon 21 | 76.3 °F | 75.9–76.8 °F |
| Sun 20 | 76.3 °F | 75.7–77.0 °F |
| Sat 19 | 76.1 °F | 75.9–76.3 °F |
| Fri 18 | 76.3 °F | 75.9–76.5 °F |
| Thu 17 | 76.5 °F | 76.1–77.0 °F |
| Wed 16 | 76.3 °F | 75.4–77.0 °F |
| Tue 15 | 76.1 °F | 75.6–76.6 °F |
| Mon 14 | 76.1 °F | 75.7–76.6 °F |
| Sun 13 | 76.3 °F | 75.9–76.6 °F |
| Sat 12 | 76.3 °F | 75.6–76.8 °F |
| Fri 11 | 76.1 °F | 75.7–76.8 °F |
| Thu 10 | 76.3 °F | 75.9–76.5 °F |
| Wed 9 | 76.6 °F | 76.3–77.0 °F |
| Tue 8 | 77.4 °F | 77.0–77.7 °F |
| Mon 7 | 77.5 °F | 77.2–78.3 °F |
| Sun 6 | 77.7 °F | 77.4–77.9 °F |
| Sat 5 | 78.1 °F | 77.7–78.3 °F |
| Fri 4 | 78.3 °F | 77.9–78.4 °F |
| Thu 3 | 78.3 °F | 77.9–78.6 °F |
| Wed 2 | 77.9 °F | 77.2–78.6 °F |
| Tue 1 | 77.7 °F | 77.5–77.9 °F |
| Mon 31 | 77.7 °F | 77.4–78.1 °F |
| Sun 30 | 78.1 °F | 77.4–78.6 °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 Sinsang-niQuestions
What's the water temperature today in Sinsang-ni?
61.2 °F; through the day it ranges 61.2–61.5 °F.
Will the water get warmer or colder?
It cools over the next few days: about 58.4 °F by Wednesday 4.
Which wetsuit do I need today?
With the water as it is today, 4/3 mm (cool). It's a rough guide: it depends on the wind and each person.
How warm is the water in Sinsang-ni in October?
In October, the water in Sinsang-ni averages 64.0 °F (1991–2020). For a long swim: 3/2 mm (mild).
How warm is the water in Sinsang-ni in August?
In August, the water in Sinsang-ni averages 75.5 °F (1991–2020), the warmest of the year. For a long swim: no wetsuit (warm).
When is the best time to swim in Sinsang-ni?
The best time to swim in Sinsang-ni is from July to September, when the water averages 71.4–75.5 °F. The water is warmest in August (75.5 °F on average) and coldest in February (38.8 °F).
Is the water warmer or colder than normal?
The water off Sinsang-ni is about normal for late October today.
More about Sinsang-ni today
Water temperature near Sinsang-ni
- Hŭngnam 60.3 °F · 18 mi
- Hamhŭng 60.3 °F · 20 mi
- Samho-rodongjagu 60.1 °F · 32 mi
- Wŏnsan 62.1 °F · 34 mi
- Hongwŏn 60.8 °F · 39 mi
- Yuktae-dong 60.6 °F · 48 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 2.4 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 8:04 am (local time).
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