– Lat/Long: 53.15° N 3.95° W
Pen yr Helgi Du
Weather Forecast, United KingdomIssued: 12 am Thu 30 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Thu 30 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 30 Jul Local Time
Updates in:
Update imminent hr min s
2 Pen yr Helgi Du Elevations: 2 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 13°C on Wed night, min 7°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 14mm), heaviest on Mon night. Very mild (max 14°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Thursday 30 | Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | |  | | | |  | |  | | | | |
light rain | rain shwrs | some clouds | clear | clear | clear | clear | rain shwrs | clear | some clouds | clear | some clouds | light rain | light rain | light rain | heavy rain | light rain | light rain | light rain | |
Cloud base (m) | 700 | 600 | 900 | 2100 | 1800 | 2000 | 600 | 9000 | 4250 | 2150 | 2050 | 2550 | 300 | 350 | 150 | 250 | |||
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.5 | 0.1 | — | — | — | — | — | 0.1 | — | — | — | — | 0.1 | 0.1 | 1.3 | 11 | 1 | 0.5 | 2 |
max °C | 13 | 10 | 10 | 9 | 9 | 10 | 8 | 10 | 11 | 10 | 12 | 13 | 13 | 13 | 14 | 12 | 11 | 11 | 11 |
min °C | 10 | 10 | 10 | 7 | 8 | 10 | 7 | 9 | 10 | 9 | 11 | 13 | 12 | 12 | 13 | 11 | 11 | 11 | 10 |
chill °C | 7 | 8 | 8 | 4 | 5 | 7 | 4 | 6 | 8 | 9 | 11 | 13 | 10 | 10 | 12 | 9 | 9 | 11 | 10 |
Freezing level m | 3200 | 2800 | 2550 | 2450 | 2150 | 2200 | 2350 | 2600 | 3150 | 3100 | 2900 | 2950 | 3000 | 3100 | 3250 | 3100 | 3150 | 3150 | 2950 |
 | — | 5:28 | — | — | 5:30 | — | — | 5:31 | — | — | 5:33 | — | — | 5:35 | — | — | 5:35 | — | — |
 | — | — | 9:14 | — | — | 9:13 | — | — | 9:10 | — | — | 9:08 | — | — | 9:07 | — | — | 9:05 | — |
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Pen yr Helgi Du Weather (Days 0-3):
The weather forecast for Pen yr Helgi Du is: Mostly dry. Very mild (max 13°C on Wed night, min 7°C on Thu night). Wind will be generally light.
Pen yr Helgi Du Weather (Days 3-6):
Moderate rain (total 14mm), heaviest on Mon night. Very mild (max 14°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light.
This table gives the weather forecast for Pen yr Helgi Du at the specific elevation of 833 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Pen yr Helgi Du. 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 |  | ||||
SHIP1668 | |||||
SHIP4687 | |||||
SHIP5681 | |||||
SHIP1965 |
* 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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