– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 6 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 26mm), heaviest during Mon night. Very mild (max 15°C on Mon afternoon, min 8°C on Tue night). Winds decreasing (strong winds from the SW on Mon night, moderate winds from the WNW by Wed morning). | Days 5–7 Weather SummaryModerate rain (total 15mm), heaviest on Fri night. Very mild (max 13°C on Fri night, min 7°C on Thu night). Winds decreasing (strong winds from the WSW on Fri afternoon, light winds from the WSW by Sun morning). | ||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  | | | | |  |  | | | | |
rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | mod. rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | light rain | light rain | light rain | rain shwrs | |
Cloud base (m) | 250 | 150 | 200 | 400 | 700 | 350 | 600 | 600 | 450 | 600 | 700 | 500 | 400 | 250 | 200 | 250 | 300 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.3 | 13 | 0.7 | 1.5 | 1.8 | 0.9 | 0.4 | 6 | 0.9 | 1.6 | 1.3 | 0.2 | 0.4 | 5 | 2 | 2 | 1.8 |
max °C | 15 | 14 | 9 | 10 | 9 | 9 | 9 | 11 | 8 | 8 | 7 | 9 | 11 | 13 | 13 | 13 | 13 |
min °C | 14 | 11 | 9 | 10 | 8 | 8 | 8 | 9 | 8 | 8 | 7 | 8 | 10 | 11 | 13 | 13 | 12 |
chill °C | 12 | 8 | 5 | 6 | 4 | 5 | 4 | 5 | 4 | 4 | 3 | 4 | 6 | 8 | 10 | 11 | 10 |
Freezing level m | 3950 | 3400 | 2650 | 2400 | 2200 | 2350 | 3250 | 3150 | 2200 | 2250 | 2600 | 3200 | 3450 | 3400 | 3450 | 3450 | 3450 |
 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — |
 | 7:35 | — | — | 7:31 | — | — | 7:30 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 26mm), heaviest during Mon night. Very mild (max 15°C on Mon afternoon, min 8°C on Tue night). Winds decreasing (strong winds from the SW on Mon night, moderate winds from the WNW by Wed morning).
Y Llethr Weather (Days 3-6):
Moderate rain (total 15mm), heaviest on Fri night. Very mild (max 13°C on Fri night, min 7°C on Thu night). Winds decreasing (strong winds from the WSW on Fri afternoon, light winds from the WSW by Sun 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 |  | ||||
BARCIAL |
* 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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