– Lat/Long: 52.45° N 3.80° W
Y Garn (Plynlimon) Weather Forecast
Snowdonia · United KingdomIssued: 6 am Fri 11 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Fri 11 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Garn (Plynlimon) Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 26mm), heaviest during Sat afternoon. Very mild (max 15°C on Sat afternoon, min 10°C on Fri night). Winds increasing (light winds from the SW on Fri night, fresh winds from the WSW by Sat morning). | Days 4–6 Weather SummaryModerate rain (total 13mm), heaviest on Mon night. Very mild (max 17°C on Mon afternoon, min 8°C on Tue night). Mainly strong winds. | |||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | |  |  | | | | | | | | |  | |
rain shwrs | rain shwrs | some clouds | light rain | heavy rain | mod. rain | rain shwrs | some clouds | rain shwrs | light rain | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | |
Cloud base (m) | 350 | 450 | 300 | 300 | 300 | 300 | 400 | 400 | 300 | 300 | 5650 | 300 | 500 | 600 | 350 | 450 | 700 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.4 | 0.1 | — | 1.9 | 17 | 6 | 0.4 | — | 0.5 | 1.2 | 0.4 | 4 | 0.5 | 1.1 | 1.6 | 0.9 | 0.4 | 3 |
max °C | 11 | 12 | 13 | 14 | 15 | 15 | 14 | 15 | 15 | 16 | 17 | 15 | 10 | 10 | 9 | 9 | 10 | 10 |
min °C | 11 | 11 | 10 | 14 | 15 | 13 | 14 | 14 | 13 | 16 | 16 | 11 | 10 | 10 | 8 | 8 | 9 | 9 |
chill °C | 9 | 10 | 9 | 12 | 13 | 11 | 12 | 13 | 11 | 15 | 14 | 8 | 7 | 6 | 4 | 4 | 6 | 5 |
Freezing level m | 3450 | 3550 | 4050 | 3800 | 3650 | 3700 | 3850 | 4000 | 4250 | 3950 | 4000 | 3650 | 2800 | 2350 | 2200 | 2800 | 3300 | 3150 |
 | 6:41 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — | 6:50 | — | — |
 | — | 7:40 | — | — | 7:37 | — | — | 7:36 | — | — | 7:34 | — | — | 7:30 | — | — | 7:29 | — |
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Y Garn (Plynlimon) Weather (Days 0-3):
The weather forecast for Y Garn (Plynlimon) is: Heavy rain (total 26mm), heaviest during Sat afternoon. Very mild (max 15°C on Sat afternoon, min 10°C on Fri night). Winds increasing (light winds from the SW on Fri night, fresh winds from the WSW by Sat morning).
Y Garn (Plynlimon) Weather (Days 3-6):
Moderate rain (total 13mm), heaviest on Mon night. Very mild (max 17°C on Mon afternoon, min 8°C on Tue night). Mainly strong winds.
This table gives the weather forecast for Y Garn (Plynlimon) at the specific elevation of 684 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Y Garn (Plynlimon). To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of United Kingdom.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Caernarfon Airport |  | ||||
Shawbury RAF Airport |  | ||||
| |||||
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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