– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 12 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 19mm), heaviest on Mon night. Very mild (max 15°C on Mon afternoon, min 9°C on Tue morning). Winds increasing (light winds from the WSW on Sun morning, strong winds from the SW by Mon night). | Days 5–7 Weather SummaryLight rain (total 10mm), mostly falling on Wed night. Very mild (max 10°C on Fri morning, min 7°C on Wed morning). Winds increasing (moderate winds from the W on Wed night, strong winds from the SW by Fri afternoon). | |||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||
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 | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | light rain | rain shwrs | rain shwrs | rain shwrs | |
Cloud base (m) | 250 | 300 | 450 | 250 | 200 | 200 | 450 | 300 | 600 | 400 | 550 | 600 | 350 | 750 | 500 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 4 | 0.4 | 0.1 | 0.4 | 0.8 | 0.7 | 11 | 1 | 0.6 | 1.4 | 0.2 | 0.4 | 3 | 1 | 0.7 | 1.6 |
max °C | 13 | 14 | 14 | 13 | 14 | 15 | 15 | 10 | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 8 |
min °C | 12 | 12 | 14 | 13 | 14 | 15 | 11 | 9 | 9 | 8 | 7 | 8 | 8 | 8 | 7 | 7 |
chill °C | 10 | 10 | 13 | 12 | 12 | 13 | 8 | 6 | 5 | 4 | 3 | 4 | 4 | 4 | 2 | 3 |
Freezing level m | 3800 | 3600 | 3950 | 4300 | 4150 | 3900 | 3250 | 2450 | 2500 | 2300 | 2150 | 2400 | 2450 | 2350 | 2150 | 2050 |
 | — | 6:45 | — | — | 6:47 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — |
 | — | — | 7:37 | — | — | 7:35 | — | — | 7:31 | — | — | 7:30 | — | — | 7:27 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Moderate rain (total 19mm), heaviest on Mon night. Very mild (max 15°C on Mon afternoon, min 9°C on Tue morning). Winds increasing (light winds from the WSW on Sun morning, strong winds from the SW by Mon night).
Y Llethr Weather (Days 3-6):
Light rain (total 10mm), mostly falling on Wed night. Very mild (max 10°C on Fri morning, min 7°C on Wed morning). Winds increasing (moderate winds from the W on Wed night, strong winds from the SW by Fri afternoon).
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 | | ||||
SHIP7419 |
* 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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