– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 12 am Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 37mm), heaviest during Fri afternoon. Very mild (max 13°C on Fri afternoon, min 7°C on Thu night). Mainly near gales. | Days 5–7 Weather SummaryMostly dry. Very mild (max 15°C on Mon afternoon, min 8°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, calm by Tue morning). | |||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  | | |  | |  | | | |  | |
rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | heavy rain | light rain | rain shwrs | rain shwrs | some clouds | light rain | some clouds | some clouds | rain shwrs | rain shwrs | clear | |
Cloud base (m) | 450 | 550 | 400 | 750 | 450 | 250 | 200 | 200 | 250 | 1550 | 700 | 1650 | 850 | 300 | 300 | 350 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 8 | 0.9 | 1.2 | 0.8 | 0.7 | 21 | 2 | 2 | 0.3 | — | 0.1 | — | — | 0.1 | 0.1 | — |
max °C | 10 | 8 | 8 | 8 | 10 | 13 | 13 | 12 | 11 | 10 | 9 | 11 | 12 | 14 | 15 | 14 |
min °C | 8 | 8 | 8 | 7 | 9 | 12 | 12 | 12 | 10 | 8 | 9 | 10 | 11 | 13 | 15 | 14 |
chill °C | 4 | 4 | 3 | 2 | 4 | 8 | 8 | 8 | 6 | 4 | 5 | 7 | 9 | 11 | 14 | 14 |
Freezing level m | 2950 | 2050 | 2350 | 2800 | 2950 | 3300 | 3400 | 3550 | 3350 | 2950 | 3400 | 3750 | 4050 | 4100 | 4100 | 4050 |
 | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — |
 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:17 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 37mm), heaviest during Fri afternoon. Very mild (max 13°C on Fri afternoon, min 7°C on Thu night). Mainly near gales.
Y Llethr Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Mon afternoon, min 8°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, calm by Tue morning).
This table gives the weather forecast for Y Llethr at the specific elevation of 756 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Y Llethr. 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 |  | ||||
Valley RAF Airport |  | ||||
SHIP2007 | |||||
SHIP2940 |
* 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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