Derrintin Lough
Monitored, not designated
Not an EPA-monitored bathing water. This lake comes from OpenStreetMap. There is no water-quality testing, no bathing notices and no facilities information here; the score is weather and daylight only. Check locally for blue-green algae warnings before you swim.
Dip score now
68
Decent · fresh breeze, dry
Wind
29 km/h
Fresh breeze, SSW, gusts 44
Daylight
07:41
Sunrise. Sunset 19:14. Air 14°C.
Best dip each day
Daylight hoursToday
18:00
Grand 91/100
gentle breeze, dry · 19 km/h
☀ 07:41–19:14
Sat, 3 Oct
10:00
Grand 97/100
light winds, dry · 11 km/h
☀ 07:43–19:12
Sun, 4 Oct
19:00
Grand 94/100
gentle breeze, dry · 18 km/h
☀ 07:45–19:09
Mon, 5 Oct
10:00
Grand 86/100
gentle breeze, showers possible · 17 km/h
☀ 07:46–19:07
Tue, 6 Oct
10:00
Grand 89/100
light winds, showers possible · 12 km/h
☀ 07:48–19:04
Wed, 7 Oct
10:00
Grand 83/100
gentle breeze, showers possible · 14 km/h
☀ 07:50–19:02
Thu, 8 Oct
13:00
Grand 83/100
gentle breeze, showers possible · 13 km/h
☀ 07:52–19:00
Week at a glance
Tap or drag to pick an hour. Everything below follows.Fri 05:0068 · Decent
Fri, 2 Oct, 05:00
68 Decent- fresh breeze
- dry
Waves
–
Wind
29 km/h SSW · gusts 44
Tide
–
Air
14°C · dry
Meteogram
Score, waves, wind (green offshore, amber cross, red onshore), rain and air, tideHour by hour
Next 48 hours| Time | Dip | Waves | Period | From | Wind | Gust | Tide | Rain | Air | Why |
|---|---|---|---|---|---|---|---|---|---|---|
| Today | ||||||||||
| 05:00 | 68 Decent | – | – | – | 29 km/h SSW | 44 | – | dry | 14° | fresh breeze, dry |
| 06:00 | 68 Decent | – | – | – | 31 km/h SSW | 48 | – | 0.1 mm | 14° | fresh breeze, dry |
| 07:00 | 60 Fresh | – | – | – | 32 km/h SSW | 52 | – | 0.7 mm | 14° | fresh breeze, showers possible |
| 08:00 | 40 Blowy | – | – | – | 35 km/h SSW | 57 | – | 1.7 mm | 14° | fresh breeze, rain |
| 09:00 | 32 Blowy | – | – | – | 33 km/h SSW | 60 | – | 3.0 mm | 14° | fresh breeze, rain |
| 10:00 | 30 Blowy | – | – | – | 35 km/h SSW | 64 | – | 5.1 mm | 14° | fresh breeze, rain |
| 11:00 | 46 Fresh | – | – | – | 28 km/h SSW | 60 | – | 4.5 mm | 14° | moderate breeze, rain |
| 12:00 | 61 Fresh | – | – | – | 16 km/h SW | 52 | – | 4.3 mm | 12° | gentle breeze, rain |
| 13:00 | 73 Decent | – | – | – | 26 km/h SW | 45 | – | 0.7 mm | 13° | moderate breeze, showers possible |
| 14:00 | 84 Grand | – | – | – | 25 km/h W | 42 | – | 0.1 mm | 14° | moderate breeze, dry |
| 15:00 | 84 Grand | – | – | – | 22 km/h W | 39 | – | dry | 14° | moderate breeze, dry |
| 16:00 | 84 Grand | – | – | – | 20 km/h W | 39 | – | dry | 14° | moderate breeze, dry |
| 17:00 | 84 Grand | – | – | – | 21 km/h W | 39 | – | dry | 13° | moderate breeze, dry |
| 18:00 | 91 Grand | – | – | – | 19 km/h W | 38 | – | dry | 12° | gentle breeze, dry |
| 19:00 | 91 Grand | – | – | – | 17 km/h W | 33 | – | dry | 12° | gentle breeze, dry |
| 20:00 | 91 Grand | – | – | – | 15 km/h W | 27 | – | dry | 11° | gentle breeze, dry, sunny |
| 21:00 | 86 Grand | – | – | – | 13 km/h W | 22 | – | dry | 9° | gentle breeze, dry |
| 22:00 | 92 Grand | – | – | – | 12 km/h W | 20 | – | dry | 9° | light winds, dry |
| 23:00 | 92 Grand | – | – | – | 9 km/h W | 18 | – | dry | 9° | light winds, dry |
| Saturday, 3 October | ||||||||||
| 00:00 | 92 Grand | – | – | – | 8 km/h WSW | 18 | – | dry | 9° | light winds, dry |
| 01:00 | 92 Grand | – | – | – | 10 km/h W | 19 | – | dry | 8° | light winds, dry |
| 02:00 | 92 Grand | – | – | – | 9 km/h WSW | 18 | – | dry | 8° | light winds, dry |
| 03:00 | 92 Grand | – | – | – | 12 km/h WSW | 18 | – | dry | 9° | light winds, dry |
| 04:00 | 92 Grand | – | – | – | 11 km/h WSW | 18 | – | dry | 9° | light winds, dry |
| 05:00 | 92 Grand | – | – | – | 10 km/h W | 17 | – | dry | 9° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 9 km/h W | 17 | – | dry | 8° | light winds, dry |
| 07:00 | 92 Grand | – | – | – | 9 km/h W | 16 | – | dry | 8° | light winds, dry |
| 08:00 | 92 Grand | – | – | – | 11 km/h W | 15 | – | dry | 8° | light winds, dry, sunny |
| 09:00 | 92 Grand | – | – | – | 10 km/h WSW | 14 | – | dry | 9° | light winds, dry, sunny |
| 10:00 | 97 Grand | – | – | – | 11 km/h SW | 16 | – | dry | 12° | light winds, dry |
| 11:00 | 94 Grand | – | – | – | 15 km/h SSW | 22 | – | dry | 13° | gentle breeze, dry |
| 12:00 | 94 Grand | – | – | – | 17 km/h SSW | 26 | – | dry | 14° | gentle breeze, dry |
| 13:00 | 84 Grand | – | – | – | 21 km/h SSW | 29 | – | dry | 15° | moderate breeze, dry |
| 14:00 | 84 Grand | – | – | – | 23 km/h SSW | 32 | – | dry | 15° | moderate breeze, dry |
| 15:00 | 84 Grand | – | – | – | 22 km/h SSW | 35 | – | dry | 15° | moderate breeze, dry |
| 16:00 | 84 Grand | – | – | – | 22 km/h SSW | 36 | – | dry | 14° | moderate breeze, dry |
| 17:00 | 84 Grand | – | – | – | 21 km/h SSW | 35 | – | dry | 14° | moderate breeze, dry |
| 18:00 | 94 Grand | – | – | – | 19 km/h SSW | 33 | – | dry | 14° | gentle breeze, dry |
| 19:00 | 84 Grand | – | – | – | 20 km/h SSW | 33 | – | dry | 14° | moderate breeze, dry |
| 20:00 | 84 Grand | – | – | – | 21 km/h SSW | 33 | – | dry | 14° | moderate breeze, dry |
| 21:00 | 84 Grand | – | – | – | 20 km/h SSW | 34 | – | dry | 14° | moderate breeze, dry |
| 22:00 | 84 Grand | – | – | – | 23 km/h SW | 36 | – | dry | 15° | moderate breeze, dry |
| 23:00 | 84 Grand | – | – | – | 27 km/h SW | 39 | – | dry | 15° | moderate breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 84 Grand | – | – | – | 27 km/h SW | 41 | – | dry | 15° | moderate breeze, dry |
| 01:00 | 68 Decent | – | – | – | 29 km/h SW | 42 | – | dry | 15° | fresh breeze, dry |
| 02:00 | 86 Grand | – | – | – | 18 km/h SW | 41 | – | 0.2 mm | 15° | gentle breeze, showers possible |
| 03:00 | 83 Grand | – | – | – | 19 km/h SW | 42 | – | 0.2 mm | 15° | gentle breeze, rain |
| 04:00 | 82 Grand | – | – | – | 19 km/h SW | 41 | – | 0.3 mm | 15° | gentle breeze, rain |
The spot
Faces
Unknown (inland)
Swell window
None (sheltered)
Exposure
Lake
Water
Not classified
Lakes have no tide or swell; the score is wind, rain, air temperature and daylight. Know better? Tell us.
Getting there
Access, parking and swimming areas are not recorded for this lake. Respect private land.
Sauna after?
The Wild Atlantic Sauna (Slainte Saunas) · Old Head Beach, Louisburgh · 17 km · fixed
Big Dipper Sauna · Carrowniskey Beach, BigStyle Atlantic Lodge, Louisburgh · 19 km · fixed
Sweathouse (Renvyle) · Gurteen Pier, Renvyle, Connemara, Co. Galway · 23 km · fixed
Put Derrintin Lough in your calendar
Dipper Plus drops the best dip hour here into your phone every day, with waves, sea temperature, tide and a 45-minute nudge. Up to three spots.
Set up Dipper Plus🌊 Derrintin Lough dip · GrandFri, 2 Oct 17:30–18:30 · gentle breeze, dry
🌊 Derrintin Lough dip · GrandSat, 3 Oct 09:30–10:30 · light winds, dry
🌊 Derrintin Lough dip · GrandSun, 4 Oct 18:30–19:30 · gentle breeze, dry
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.