Water temperature in Irishtown-Summerside
Sea surface temperature · updated today, Thursday, October 29, at 4:40 am (GMT-2:30)- Today
- 46.9–47.3 °F
- Air today
- 36 / 45 °F
- Wed 4
- 45.3 °F
- Wetsuit
- 6/5 mm with hood, booties and gloves
Today the water in Irishtown-Summerside is 47.1 °F and ranges 46.9–47.3 °F through the day, with the air between 36 °F and 45 °F. It cools over the next few days: about 45.3 °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 Irishtown-Summerside (0.9 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 18.5 °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 Irishtown-Summerside is warmer than normal for late October today (+1.2 °F).
- 33.3° 33°JanJ
- 31.4° 31°FebF
- 31.2° 31°MarM
- 33.0° 33°AprA
- 37.8° 38°MayM
- 45.9° 46°JunJ
- 55.0° 55°JulJ
- 61.3° 61°AugA
- 56.6° 57°SepS
- 48.7° 49°OctO
- 42.2° 42°NovN
- 36.9° 37°DecD
- Monthly normal
- Today
- Best time
In Irishtown-Summerside the water is cold all year: it is warmest in August (61.3 °F on average). For a long swim, wear a wetsuit.
The water is warmest in August (61.3 °F on average) and coldest in March (31.2 °F).
Monthly averages for 1991–2020 (NOAA OISST, from satellites and buoys; nearest data point 19 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 | 46.9–47.3 °F | 36 / 45 °F | 3.2 ft |
| Fri 30 | 46.6–46.8 °F | 36 / 52 °F | 2.9 ft |
| Sat 31 | 46.4–46.8 °F | 34 / 39 °F | 1.8 ft |
| Sun 1 | 46.2–46.4 °F | 31 / 38 °F | 2.3 ft |
| Mon 2 | 45.9–46.2 °F | 35 / 45 °F | 3.9 ft |
| Tue 3 | 45.5–45.9 °F | 26 / 42 °F | 3.0 ft |
| Wed 4 | 45.1–45.5 °F | 26 / 42 °F | 1.5 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 | 47.3 °F | 47.3–47.5 °F |
| Tue 27 | 47.8 °F | 47.7–48.0 °F |
| Mon 26 | 48.0 °F | 48.0–48.2 °F |
| Sun 25 | 48.2 °F | 48.2–48.4 °F |
| Sat 24 | 48.4 °F | 48.2–48.4 °F |
| Fri 23 | 48.4 °F | 48.4–48.6 °F |
| Thu 22 | 48.6 °F | 48.6–48.7 °F |
Show all 60 days
| Day | Water | Low / high |
|---|---|---|
| Wed 21 | 48.9 °F | 48.7–49.3 °F |
| Tue 20 | 49.5 °F | 49.3–49.6 °F |
| Mon 19 | 49.8 °F | 49.6–50.0 °F |
| Sun 18 | 50.2 °F | 50.0–50.5 °F |
| Sat 17 | 50.9 °F | 50.5–51.1 °F |
| Fri 16 | 51.3 °F | 51.1–51.4 °F |
| Thu 15 | 51.6 °F | 51.4–51.8 °F |
| Wed 14 | 52.0 °F | 51.8–52.3 °F |
| Tue 13 | 52.2 °F | 52.0–52.2 °F |
| Mon 12 | 52.3 °F | 52.2–52.5 °F |
| Sun 11 | 52.7 °F | 52.5–52.7 °F |
| Sat 10 | 52.9 °F | 52.7–53.1 °F |
| Fri 9 | 53.2 °F | 53.2–53.4 °F |
| Thu 8 | 53.4 °F | 53.4–53.6 °F |
| Wed 7 | 53.8 °F | 53.6–54.0 °F |
| Tue 6 | 54.1 °F | 54.1–54.1 °F |
| Mon 5 | 54.3 °F | 54.1–54.3 °F |
| Sun 4 | 54.5 °F | 54.3–54.5 °F |
| Sat 3 | 54.7 °F | 54.3–54.9 °F |
| Fri 2 | 54.5 °F | 54.5–54.7 °F |
| Thu 1 | 54.5 °F | 54.1–55.0 °F |
| Wed 30 | 54.5 °F | 54.1–55.2 °F |
| Tue 29 | 54.7 °F | 54.5–54.9 °F |
| Mon 28 | 55.0 °F | 54.5–55.8 °F |
| Sun 27 | 55.0 °F | 54.9–55.4 °F |
| Sat 26 | 55.4 °F | 54.7–56.3 °F |
| Fri 25 | 55.4 °F | 54.7–56.3 °F |
| Thu 24 | 55.0 °F | 54.9–55.2 °F |
| Wed 23 | 55.0 °F | 55.0–55.2 °F |
| Tue 22 | 55.2 °F | 55.2–55.4 °F |
| Mon 21 | 55.8 °F | 55.4–55.9 °F |
| Sun 20 | 55.9 °F | 55.8–56.1 °F |
| Sat 19 | 56.3 °F | 56.1–56.5 °F |
| Fri 18 | 56.7 °F | 56.5–56.8 °F |
| Thu 17 | 56.8 °F | 56.7–57.0 °F |
| Wed 16 | 57.0 °F | 56.5–57.7 °F |
| Tue 15 | 57.4 °F | 57.0–57.7 °F |
| Mon 14 | 57.0 °F | 56.8–57.6 °F |
| Sun 13 | 56.7 °F | 56.1–57.4 °F |
| Sat 12 | 56.5 °F | 56.3–56.7 °F |
| Fri 11 | 57.4 °F | 56.7–57.9 °F |
| Thu 10 | 58.1 °F | 57.4–59.2 °F |
| Wed 9 | 59.7 °F | 59.4–60.1 °F |
| Tue 8 | 61.5 °F | 60.3–62.4 °F |
| Mon 7 | 62.4 °F | 62.2–62.6 °F |
| Sun 6 | 63.0 °F | 62.6–63.3 °F |
| Sat 5 | 64.0 °F | 63.3–64.6 °F |
| Fri 4 | 64.8 °F | 64.6–65.1 °F |
| Thu 3 | 64.9 °F | 64.4–65.7 °F |
| Wed 2 | 65.1 °F | 64.8–65.5 °F |
| Tue 1 | 64.9 °F | 64.8–64.9 °F |
| Mon 31 | 65.3 °F | 65.1–65.5 °F |
| Sun 30 | 65.8 °F | 65.5–66.2 °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 Irishtown-SummersideQuestions
What's the water temperature today in Irishtown-Summerside?
47.1 °F; through the day it ranges 46.9–47.3 °F.
Will the water get warmer or colder?
It cools over the next few days: about 45.3 °F by Wednesday 4.
Which wetsuit do I need today?
With the water as it is today, 6/5 mm with hood, booties and gloves (very cold: full kit only). It's a rough guide: it depends on the wind and each person.
How warm is the water in Irishtown-Summerside in October?
In October, the water in Irishtown-Summerside averages 48.7 °F (1991–2020). For a long swim: 6/5 mm with hood, booties and gloves (very cold: full kit only).
How warm is the water in Irishtown-Summerside in August?
In August, the water in Irishtown-Summerside averages 61.3 °F (1991–2020), the warmest of the year. For a long swim: 4/3 mm (cool).
When is the best time to swim in Irishtown-Summerside?
In Irishtown-Summerside the water is cold all year: it is warmest in August (61.3 °F on average). For a long swim, wear a wetsuit. The water is warmest in August (61.3 °F on average) and coldest in March (31.2 °F).
Is the water warmer or colder than normal?
The water off Irishtown-Summerside is warmer than normal for late October today (+1.2 °F).
More about Irishtown-Summerside today
Water temperature near Irishtown-Summerside
- Humber Arm South 46.9 °F · 7.2 mi
- York Harbour 46.6 °F · 19 mi
- Glenburnie-Birchy Head-Shoal Brook 46.9 °F · 32 mi
- Trout River 46.9 °F · 35 mi
- Fox Island River-Point au Mal 47.3 °F · 38 mi
- Stephenville Crossing 46.4 °F · 39 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 16 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 4:40 am (local time).
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