Water temperature in Shizunai-furukawachō
Sea surface temperature · updated today, Thursday, October 29, at 3:17 pm (GMT+9)- Today
- 54.9–55.4 °F
- Air today
- 32 / 51 °F
- Wed 4
- 54.1 °F
- Wetsuit
- 5/4 mm with booties
Today the water in Shizunai-furukawachō is 55.2 °F and ranges 54.9–55.4 °F through the day, with the air between 32 °F and 51 °F. It cools over the next few days: about 54.1 °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 Shizunai-furukawachō (0.4 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 16.4 °F (from August 30).
Over the next few weeks the water looks below normal (−3.0 °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 Shizunai-furukawachō is colder than normal for late October today (−3.7 °F).
- 42.7° 43°JanJ
- 37.9° 38°FebF
- 37.5° 38°MarM
- 40.2° 40°AprA
- 46.0° 46°MayM
- 54.4° 54°JunJ
- 61.9° 62°JulJ
- 67.9° 68°AugA
- 67.7° 68°SepS
- 61.8° 62°OctO
- 55.4° 55°NovN
- 49.5° 49°DecD
- Monthly normal
- Today
- Best time
The best time to swim in Shizunai-furukawachō is from August to September, when the water averages 67.7–67.9 °F.
The water is warmest in August (67.9 °F on average) and coldest in March (37.5 °F).
Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 2.2 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 | 54.9–55.4 °F | 32 / 51 °F | 5.6 ft |
| Fri 30 | 54.9–55.4 °F | 50 / 60 °F | 6.0 ft |
| Sat 31 | 55.0–55.4 °F | 41 / 59 °F | 6.6 ft |
| Sun 1 | 54.1–55.0 °F | 34 / 45 °F | 7.3 ft |
| Mon 2 | 54.0–54.1 °F | 33 / 51 °F | 4.1 ft |
| Tue 3 | 54.0–54.1 °F | 35 / 49 °F | 5.4 ft |
| Wed 4 | 54.0–54.1 °F | 35 / 46 °F | 4.3 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 | 56.1 °F | 55.4–56.5 °F |
| Tue 27 | 56.5 °F | 56.3–56.7 °F |
| Mon 26 | 56.7 °F | 56.5–57.2 °F |
| Sun 25 | 57.4 °F | 57.2–57.6 °F |
| Sat 24 | 57.4 °F | 57.2–57.6 °F |
| Fri 23 | 57.7 °F | 57.6–57.9 °F |
| Thu 22 | 58.5 °F | 57.9–59.0 °F |
Show all 60 days
| Day | Water | Low / high |
|---|---|---|
| Wed 21 | 58.6 °F | 58.1–59.2 °F |
| Tue 20 | 58.3 °F | 58.1–58.5 °F |
| Mon 19 | 58.5 °F | 58.3–58.6 °F |
| Sun 18 | 58.5 °F | 58.1–59.0 °F |
| Sat 17 | 60.4 °F | 58.8–61.5 °F |
| Fri 16 | 62.2 °F | 61.7–62.6 °F |
| Thu 15 | 63.0 °F | 62.6–63.3 °F |
| Wed 14 | 63.5 °F | 63.3–63.7 °F |
| Tue 13 | 63.3 °F | 63.1–63.5 °F |
| Mon 12 | 63.3 °F | 63.0–63.7 °F |
| Sun 11 | 63.3 °F | 63.1–63.7 °F |
| Sat 10 | 63.1 °F | 62.8–63.9 °F |
| Fri 9 | 63.0 °F | 62.4–63.5 °F |
| Thu 8 | 62.6 °F | 62.4–62.8 °F |
| Wed 7 | 62.4 °F | 61.9–62.8 °F |
| Tue 6 | 62.6 °F | 62.4–63.0 °F |
| Mon 5 | 62.6 °F | 62.4–62.8 °F |
| Sun 4 | 62.6 °F | 62.1–63.1 °F |
| Sat 3 | 63.3 °F | 62.6–64.2 °F |
| Fri 2 | 66.2 °F | 64.4–67.3 °F |
| Thu 1 | 67.8 °F | 67.5–68.2 °F |
| Wed 30 | 68.4 °F | 68.0–68.5 °F |
| Tue 29 | 69.1 °F | 68.5–69.3 °F |
| Mon 28 | 69.3 °F | 69.1–69.3 °F |
| Sun 27 | 69.3 °F | 69.1–69.3 °F |
| Sat 26 | 69.4 °F | 69.1–69.8 °F |
| Fri 25 | 69.6 °F | 69.4–70.0 °F |
| Thu 24 | 70.2 °F | 70.0–70.5 °F |
| Wed 23 | 70.7 °F | 70.2–71.1 °F |
| Tue 22 | 71.4 °F | 71.2–71.6 °F |
| Mon 21 | 71.4 °F | 71.1–71.8 °F |
| Sun 20 | 70.9 °F | 70.3–71.2 °F |
| Sat 19 | 70.2 °F | 70.0–70.3 °F |
| Fri 18 | 69.8 °F | 69.4–70.3 °F |
| Thu 17 | 69.8 °F | 69.3–70.5 °F |
| Wed 16 | 69.6 °F | 69.4–69.8 °F |
| Tue 15 | 70.0 °F | 69.6–70.2 °F |
| Mon 14 | 70.2 °F | 69.8–70.5 °F |
| Sun 13 | 69.8 °F | 69.6–70.0 °F |
| Sat 12 | 69.6 °F | 69.1–70.2 °F |
| Fri 11 | 69.1 °F | 68.7–69.3 °F |
| Thu 10 | 68.9 °F | 68.5–69.4 °F |
| Wed 9 | 69.8 °F | 68.9–70.3 °F |
| Tue 8 | 70.3 °F | 69.6–71.1 °F |
| Mon 7 | 69.8 °F | 69.8–70.0 °F |
| Sun 6 | 70.0 °F | 69.6–70.7 °F |
| Sat 5 | 69.8 °F | 69.4–70.2 °F |
| Fri 4 | 69.6 °F | 69.3–70.0 °F |
| Thu 3 | 69.6 °F | 69.4–69.8 °F |
| Wed 2 | 70.0 °F | 69.4–70.3 °F |
| Tue 1 | 70.7 °F | 70.3–70.9 °F |
| Mon 31 | 71.4 °F | 71.1–71.8 °F |
| Sun 30 | 72.5 °F | 72.0–73.0 °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 Shizunai-furukawachōQuestions
What's the water temperature today in Shizunai-furukawachō?
55.2 °F; through the day it ranges 54.9–55.4 °F.
Will the water get warmer or colder?
It cools over the next few days: about 54.1 °F by Wednesday 4.
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 Shizunai-furukawachō in October?
In October, the water in Shizunai-furukawachō averages 61.8 °F (1991–2020). For a long swim: 4/3 mm (cool).
How warm is the water in Shizunai-furukawachō in August?
In August, the water in Shizunai-furukawachō averages 67.9 °F (1991–2020), the warmest of the year. For a long swim: shorty (springsuit) (pleasant).
When is the best time to swim in Shizunai-furukawachō?
The best time to swim in Shizunai-furukawachō is from August to September, when the water averages 67.7–67.9 °F. The water is warmest in August (67.9 °F on average) and coldest in March (37.5 °F).
Is the water warmer or colder than normal?
The water off Shizunai-furukawachō is colder than normal for late October today (−3.7 °F).
More about Shizunai-furukawachō today
Water temperature near Shizunai-furukawachō
- Monbetsu-honchō 55.0 °F · 18 mi
- Urakawa 55.6 °F · 25 mi
- Honchō 55.9 °F · 32 mi
- Tomakomai 55.4 °F · 44 mi
- Erimo 56.1 °F · 46 mi
- Hiroo 57.9 °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 2.9 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 3:17 pm (local time).
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