– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 6 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 20mm), heaviest on Thu afternoon. Very mild (max 14°C on Sat morning, min 10°C on Thu morning). Winds decreasing (strong winds from the SW on Thu morning, light winds from the WSW by Fri afternoon). | Days 4–6 Weather SummaryLight rain (total 8mm), mostly falling on Mon night. Very mild (max 15°C on Mon morning, min 8°C on Tue night). Winds increasing (light winds from the WNW on Sun morning, strong winds from the SW by Mon night). | |||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | | | | |  | | |  | | |  | |
rain shwrs | mod. rain | rain shwrs | rain shwrs | some clouds | rain shwrs | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | clear | light rain | light rain | mod. rain | rain shwrs | rain shwrs | some clouds | |
Cloud base (m) | 1900 | 150 | 450 | 300 | 400 | 300 | 200 | 200 | 250 | 600 | 250 | 200 | 200 | 450 | 1950 | 1750 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.4 | 6 | 2 | 0.1 | — | 0.3 | 4 | 4 | 1.8 | 0.5 | 0.1 | — | 0.6 | 0.8 | 5 | 1.1 | 0.1 | — |
max °C | 11 | 12 | 12 | 11 | 11 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 15 | 15 | 15 | 12 | 11 | 9 |
min °C | 10 | 12 | 10 | 10 | 11 | 10 | 14 | 13 | 12 | 12 | 13 | 12 | 13 | 15 | 12 | 11 | 10 | 8 |
chill °C | 6 | 8 | 8 | 7 | 9 | 8 | 11 | 10 | 10 | 12 | 12 | 10 | 11 | 13 | 9 | 8 | 8 | 4 |
Freezing level m | 3250 | 3200 | 3150 | 3450 | 3650 | 4000 | 3700 | 3650 | 3600 | 3550 | 3950 | 4100 | 4150 | 4000 | 3750 | 3100 | 2650 | 2350 |
 | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:45 | — | — | 6:47 | — | — | 6:48 | — | — |
 | — | 7:44 | — | — | 7:42 | — | — | 7:38 | — | — | 7:37 | — | — | 7:35 | — | — | 7:31 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Moderate rain (total 20mm), heaviest on Thu afternoon. Very mild (max 14°C on Sat morning, min 10°C on Thu morning). Winds decreasing (strong winds from the SW on Thu morning, light winds from the WSW by Fri afternoon).
Y Llethr Weather (Days 3-6):
Light rain (total 8mm), mostly falling on Mon night. Very mild (max 15°C on Mon morning, min 8°C on Tue night). Winds increasing (light winds from the WNW on Sun morning, strong winds from the SW 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 |  | ||||
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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