– Lat/Long: 52.81° N 3.99° W
Y Llethr Weather Forecast
Snowdonia · United KingdomIssued: 6 am Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
2 Y Llethr Elevations: 2 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 24mm), heaviest during Tue night. Very mild (max 16°C on Tue afternoon, min 8°C on Mon morning). Winds increasing (light winds from the SW on Mon morning, gales from the S by Tue night). | Days 4–6 Weather SummaryModerate rain (total 13mm), heaviest on Fri morning. Very mild (max 12°C on Sat afternoon, min 9°C on Thu morning). Winds decreasing (strong winds from the SW on Fri morning, calm by Sat night). | |||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | |  | | | | | |  | | |  | |
clear | clear | clear | some clouds | rain shwrs | heavy rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | some clouds | |
Cloud base (m) | 7850 | 8650 | 200 | 250 | 450 | 800 | 750 | 700 | 900 | 7300 | 550 | 250 | 850 | 250 | 550 | 450 | 300 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.1 | 19 | 1.1 | 2 | 1.6 | 0.2 | 0.1 | 0.4 | 5 | 3 | 3 | 0.8 | 0.5 | — |
max °C | 9 | 10 | 10 | 14 | 16 | 15 | 11 | 9 | 8 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 12 | 11 |
min °C | 8 | 9 | 8 | 13 | 16 | 10 | 11 | 9 | 8 | 9 | 9 | 9 | 11 | 11 | 10 | 11 | 11 | 10 |
chill °C | 6 | 7 | 5 | 10 | 14 | 6 | 7 | 4 | 5 | 6 | 5 | 5 | 8 | 8 | 8 | 10 | 10 | 10 |
Freezing level m | 2350 | 3000 | 3450 | 3200 | 3350 | 3450 | 2450 | 2250 | 2150 | 2050 | 2500 | 2500 | 2600 | 2650 | 2700 | 2700 | 2900 | 3350 |
 | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:16 | — | — | 7:16 | — | — | 7:18 | — | — |
 | — | 7:00 | — | — | 6:59 | — | — | 6:55 | — | — | 6:53 | — | — | 6:52 | — | — | 6:49 | — |
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Y Llethr Weather (Days 0-3):
The weather forecast for Y Llethr is: Heavy rain (total 24mm), heaviest during Tue night. Very mild (max 16°C on Tue afternoon, min 8°C on Mon morning). Winds increasing (light winds from the SW on Mon morning, gales from the S by Tue night).
Y Llethr Weather (Days 3-6):
Moderate rain (total 13mm), heaviest on Fri morning. Very mild (max 12°C on Sat afternoon, min 9°C on Thu morning). Winds decreasing (strong winds from the SW on Fri morning, calm by Sat 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 | |||||
HORNACHOS IM2 |
* 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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