– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 6 am Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 33mm), heaviest during Fri afternoon. Very mild (max 13°C on Fri afternoon, min 7°C on Thu night). Mainly near gales. | Days 4–6 Weather SummaryMostly dry. Very mild (max 16°C on Mon afternoon, min 9°C on Sun morning). Winds decreasing (fresh winds from the W on Sun afternoon, calm by Mon night). | |||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | | | | |  | | | |  | |  | |
rain shwrs | rain shwrs | rain shwrs | light rain | heavy rain | mod. rain | light rain | rain shwrs | rain shwrs | light rain | light rain | some clouds | rain shwrs | rain shwrs | some clouds | some clouds | some clouds | cloudy | |
Cloud base (m) | 550 | 600 | 750 | 500 | 500 | 200 | 200 | 300 | 850 | 850 | 750 | 550 | 300 | 400 | 700 | 800 | 650 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 1 | 1.1 | 0.5 | 0.2 | 22 | 6 | 1.6 | 0.5 | 0.2 | 0.1 | 0.1 | — | 0.3 | 0.1 | — | — | — | — |
max °C | 8 | 8 | 8 | 11 | 13 | 13 | 11 | 10 | 9 | 9 | 10 | 13 | 14 | 16 | 15 | 15 | 15 | 14 |
min °C | 8 | 8 | 7 | 10 | 11 | 12 | 11 | 10 | 8 | 9 | 10 | 11 | 13 | 15 | 14 | 15 | 14 | 13 |
chill °C | 3 | 3 | 2 | 6 | 7 | 8 | 7 | 6 | 4 | 5 | 7 | 9 | 11 | 15 | 14 | 15 | 14 | 12 |
Freezing level m | 2050 | 2350 | 2600 | 3250 | 3400 | 3200 | 3550 | 3400 | 2900 | 3250 | 3600 | 4050 | 4150 | 4150 | 4100 | 4000 | 3950 | 3800 |
 | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — | 7:00 | — | — |
 | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:17 | — | — | 7:15 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 33mm), 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 16°C on Mon afternoon, min 9°C on Sun morning). Winds decreasing (fresh winds from the W on Sun afternoon, calm by Mon night).
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 | | ||||
* 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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