France · Hautes-Alpes

Water temperature at Lac de Saint Apollinaire

27°C

Warm and pleasant for swimming

Sample data

Updated hourly from the live marine forecast. See the 12-month typical range and, where available, real measured readings further down the page.

7-day outlook

Sample data

Modeled placeholder forecast for demonstration — will be replaced by a live marine-weather feed.

Water temperature

Next 7 days, °C

26°26°27°27°27°27.2 °CWed 2Thu 3Fri 4Sat 5Sun 6Mon 7Tue 8
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7-day water temperature forecast for Lac de Saint Apollinaire (sample data)
DayWater temp (°C)
Wed 227.2
Thu 326.8
Fri 426.3
Sat 526.0
Sun 626.2
Mon 726.7
Tue 827.2

Water temperature by month

Modeled climatology derived from latitude and season.

Typical vs. measured water temperature

12-month view, °C — modeled line vs. measured sample averages

13°17°21°24°28°JanFebMarAprMayJunJulAugSepOctNovDec
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Modeled vs. measured monthly water temperature at Lac de Saint Apollinaire
MonthModeled (°C)Measured avg. (°C)
Jan15
Feb15
Mar15
Apr17
May20
Jun23
Jul25
Aug26
Sep25
Oct23
Nov20
Dec17

No measured in-season water temperature has been published for Lac de Saint Apollinaire yet — the chart above shows the modeled climatology only. Some countries (Croatia, via IZOR) also record the water temperature at each official water sample; check the water quality page for this beach's sampling status.

ExcellentOfficial 2025 EU bathing water rating for Lac de Saint Apollinaire. See the full water quality history →

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