Water temperature in Chaeryŏng-ni
Sea surface temperature · updated today, Thursday, October 29, at 3:38 pm (GMT+9)- Today
- 61.0–61.3 °F
- Air today
- 48 / 58 °F
- Wed 4
- 57.9 °F
- Wetsuit
- 4/3 mm
Today the water in Chaeryŏng-ni is 61.2 °F and ranges 61.0–61.3 °F through the day, with the air between 48 °F and 58 °F. It cools over the next few days: about 57.9 °F by Wednesday 4.
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 Chaeryŏng-ni (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
- 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 20.7 °F (from August 30).
Over the next few weeks the water looks normal for the time of year (−0.4 °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 Chaeryŏng-ni is colder than normal for late October today (−2.1 °F).
- 38.1° 38°JanJ
- 34.2° 34°FebF
- 36.5° 36°MarM
- 43.8° 44°AprA
- 52.1° 52°MayM
- 61.1° 61°JunJ
- 68.9° 69°JulJ
- 72.6° 73°AugA
- 72.2° 72°SepS
- 66.6° 67°OctO
- 57.5° 58°NovN
- 47.1° 47°DecD
- Monthly normal
- Today
- Best time
The best time to swim in Chaeryŏng-ni is from July to September, when the water averages 68.9–72.6 °F.
The water is warmest in August (72.6 °F on average) and coldest in February (34.2 °F).
Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 11 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 | 61.0–61.3 °F | 48 / 58 °F | 3.2 ft |
| Fri 30 | 60.6–61.0 °F | 52 / 64 °F | 2.7 ft |
| Sat 31 | 60.1–60.6 °F | 42 / 51 °F | 2.6 ft |
| Sun 1 | 59.4–60.1 °F | 43 / 57 °F | 3.1 ft |
| Mon 2 | 58.8–59.4 °F | 46 / 51 °F | 2.4 ft |
| Tue 3 | 58.3–58.8 °F | 42 / 59 °F | 1.7 ft |
| Wed 4 | 57.7–58.1 °F | 40 / 63 °F | 1.3 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 | 61.5–62.2 °F |
| Tue 27 | 63.0 °F | 62.4–63.5 °F |
| Mon 26 | 63.9 °F | 63.5–64.2 °F |
| Sun 25 | 64.0 °F | 63.7–64.6 °F |
| Sat 24 | 64.0 °F | 63.9–64.2 °F |
| Fri 23 | 64.6 °F | 64.2–64.9 °F |
| Thu 22 | 65.1 °F | 64.9–65.5 °F |
Show all 60 days
| Day | Water | Low / high |
|---|---|---|
| Wed 21 | 66.0 °F | 65.7–66.4 °F |
| Tue 20 | 66.6 °F | 66.4–66.9 °F |
| Mon 19 | 66.9 °F | 66.7–67.3 °F |
| Sun 18 | 67.6 °F | 67.3–67.8 °F |
| Sat 17 | 67.8 °F | 67.6–68.0 °F |
| Fri 16 | 68.2 °F | 67.8–68.9 °F |
| Thu 15 | 68.2 °F | 68.0–68.4 °F |
| Wed 14 | 68.7 °F | 68.5–69.3 °F |
| Tue 13 | 69.6 °F | 69.3–69.8 °F |
| Mon 12 | 69.8 °F | 69.3–70.7 °F |
| Sun 11 | 69.8 °F | 69.4–70.7 °F |
| Sat 10 | 69.8 °F | 69.4–70.5 °F |
| Fri 9 | 70.0 °F | 69.6–70.5 °F |
| Thu 8 | 70.0 °F | 69.8–70.3 °F |
| Wed 7 | 70.0 °F | 69.6–70.5 °F |
| Tue 6 | 70.2 °F | 70.0–70.3 °F |
| Mon 5 | 70.9 °F | 70.3–71.2 °F |
| Sun 4 | 71.6 °F | 71.4–71.8 °F |
| Sat 3 | 72.1 °F | 72.0–72.5 °F |
| Fri 2 | 72.7 °F | 72.3–72.9 °F |
| Thu 1 | 73.2 °F | 72.9–73.6 °F |
| Wed 30 | 74.1 °F | 73.6–74.7 °F |
| Tue 29 | 74.8 °F | 74.5–75.4 °F |
| Mon 28 | 75.0 °F | 74.8–75.4 °F |
| Sun 27 | 75.6 °F | 75.4–75.7 °F |
| Sat 26 | 75.7 °F | 75.4–76.3 °F |
| Fri 25 | 75.7 °F | 75.6–75.9 °F |
| Thu 24 | 76.1 °F | 75.7–76.5 °F |
| Wed 23 | 76.1 °F | 75.9–76.5 °F |
| Tue 22 | 76.5 °F | 75.7–77.4 °F |
| Mon 21 | 76.3 °F | 75.9–76.6 °F |
| Sun 20 | 76.3 °F | 75.9–76.8 °F |
| Sat 19 | 76.5 °F | 75.9–77.2 °F |
| Fri 18 | 76.5 °F | 76.3–76.6 °F |
| Thu 17 | 76.6 °F | 76.5–76.8 °F |
| Wed 16 | 77.0 °F | 76.5–77.7 °F |
| Tue 15 | 77.0 °F | 76.8–77.4 °F |
| Mon 14 | 77.4 °F | 77.2–77.5 °F |
| Sun 13 | 77.9 °F | 77.7–78.1 °F |
| Sat 12 | 78.3 °F | 77.7–79.2 °F |
| Fri 11 | 78.3 °F | 78.1–78.6 °F |
| Thu 10 | 78.6 °F | 78.4–79.0 °F |
| Wed 9 | 79.3 °F | 78.8–80.1 °F |
| Tue 8 | 80.4 °F | 80.1–80.6 °F |
| Mon 7 | 80.8 °F | 80.4–81.1 °F |
| Sun 6 | 81.1 °F | 80.8–81.5 °F |
| Sat 5 | 81.5 °F | 81.1–81.9 °F |
| Fri 4 | 81.9 °F | 81.5–82.4 °F |
| Thu 3 | 82.0 °F | 81.7–82.6 °F |
| Wed 2 | 82.2 °F | 81.9–82.8 °F |
| Tue 1 | 82.2 °F | 81.9–82.9 °F |
| Mon 31 | 82.4 °F | 82.0–82.6 °F |
| Sun 30 | 82.6 °F | 82.4–82.8 °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 Chaeryŏng-niQuestions
What's the water temperature today in Chaeryŏng-ni?
61.2 °F; through the day it ranges 61.0–61.3 °F.
Will the water get warmer or colder?
It cools over the next few days: about 57.9 °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 Chaeryŏng-ni in October?
In October, the water in Chaeryŏng-ni averages 66.6 °F (1991–2020). For a long swim: shorty (springsuit) (pleasant).
How warm is the water in Chaeryŏng-ni in August?
In August, the water in Chaeryŏng-ni averages 72.6 °F (1991–2020), the warmest of the year. For a long swim: rash guard or top (very pleasant).
When is the best time to swim in Chaeryŏng-ni?
The best time to swim in Chaeryŏng-ni is from July to September, when the water averages 68.9–72.6 °F. The water is warmest in August (72.6 °F on average) and coldest in February (34.2 °F).
Is the water warmer or colder than normal?
The water off Chaeryŏng-ni is colder than normal for late October today (−2.1 °F).
More about Chaeryŏng-ni today
Water temperature near Chaeryŏng-ni
- Nampo 61.0 °F · 9.5 mi
- Kwail-ŭp 60.1 °F · 23 mi
- T’aet’an-ŭp 60.4 °F · 45 mi
- Pyŏksŏng-ŭp 61.9 °F · 51 mi
- Haeju 61.9 °F · 55 mi
- Baengnyeongdo 59.2 °F · 62 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 4.0 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 3:38 pm (local time).
Spotted a mistake? Tell us · Where the weather and sea data come from