Gwynedd Weather Forecast
Gwynedd weather: 46°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Snow forecast for Gwynedd
No snow is in the current forecast window for Gwynedd.
2 of the next 16 nights are forecast to reach freezing.
Average monthly lows here stay above freezing all year, so lying snow is rare.
16-day forecast for Gwynedd
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Oct 24 | 🌧️ Rain | 58° / 46° | 100% · 1,0 in | 25 mph | 0 |
| Sun, Oct 25 | 🌦️ Light drizzle | 51° / 46° | 86% · 0,0 in | 23 mph | 1 |
| Mon, Oct 26 | 🌧️ Rain | 59° / 44° | 100% · 1,8 in | 28 mph | 0 |
| Tue, Oct 27 | ⛈️ Thunderstorm | 59° / 46° | 95% · 0,8 in | 28 mph | 2 |
| Wed, Oct 28 | 🌧️ Heavy drizzle | 54° / 46° | 70% · 0,2 in | 19 mph | 2 |
| Thu, Oct 29 | 🌥️ Fog | 55° / 46° | 47% | 9 mph | 2 |
| Fri, Oct 30 | 🌦️ Light drizzle | 56° / 48° | 36% · 0,0 in | 11 mph | 2 |
| Sat, Oct 31 | 🌦️ Light drizzle | 53° / 44° | 35% · 0,1 in | 11 mph | 2 |
| Sun, Nov 1 | 🌦️ Light drizzle | 46° / 41° | 29% · 0,1 in | 11 mph | 2 |
| Mon, Nov 2 | 🌦️ Light drizzle | 51° / 37° | 20% · 0,1 in | 7 mph | 1 |
| Tue, Nov 3 | 🌦️ Light drizzle | 46° / 35° | 32% · 0,0 in | 4 mph | 0 |
| Wed, Nov 4 | 🌥️ Fog | 46° / 31° | 35% | 6 mph | 2 |
| Thu, Nov 5 | 🌥️ Fog | 46° / 29° | 35% | 4 mph | 2 |
| Fri, Nov 6 | 🌦️ Light drizzle | 43° / 34° | 37% · 0,0 in | 13 mph | 0 |
| Sat, Nov 7 | ☀️ Clear sky | -- / -- | — | -- | 0 |
| Sun, Nov 8 | ☀️ Clear sky | -- / -- | — | -- | — |
Climate in Gwynedd month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 43° | 35° | 7,7 in | ★☆☆☆☆ |
| February | 46° | 38° | 7,6 in | ★★☆☆☆ |
| March | 50° | 39° | 5,5 in | ★★☆☆☆ |
| April | 55° | 42° | 5,9 in | ★★★☆☆ |
| May | 60° | 47° | 4,4 in | ★★★★☆ |
| June | 62° | 52° | 7,0 in | ★★★☆☆ |
| July | 65° | 54° | 3,9 in | ★★★★☆ |
| August | 65° | 54° | 6,7 in | ★★★☆☆ |
| September | 60° | 51° | 7,3 in | ★★★☆☆ |
| October | 56° | 47° | 7,9 in | ★★☆☆☆ |
| November | 49° | 41° | 9,0 in | ★★☆☆☆ |
| December | 47° | 41° | 12,1 in | ★☆☆☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
What to pack, what to skip
- A packable rain shell - 6 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 52 mph.
- If your dates are flexible, avoid January, November and December - historically the least comfortable months here.
See the Gwynedd forecast by time range
Gwynedd weather - more answers
Explore Gwynedd
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Frequently asked questions
Where is Gwynedd?
Gwynedd is a county in Wales. Its coordinates are 52.928, -3.9989. It lies in Europe.
What is the weather like in Gwynedd right now?
It is currently 46°F (8°C) with overcast. Humidity is 74% and wind is 7 mph.
When is the best time to visit Gwynedd?
July offer the most comfortable conditions in Gwynedd, which has a temperate climate. January, November and December are usually the hardest months for outdoor plans.
What time zone is Gwynedd in?
Gwynedd observes Europe/London (UTC+01:00). The local time is 2:01 AM.
How many people live in Gwynedd?
Gwynedd has a population of approximately 120.000.
What is the nearest airport to Gwynedd?
The closest airports are Dublin Airport (DUB), 100 mi away, London Heathrow Airport (LHR), 181 mi away and London Gatwick Airport (LGW), 203 mi away.
What are the top things to do in Gwynedd?
Popular options include Snowdonia National Park, Lake District National Park, Stonehenge, Avebury and Associated Sites, Stonehenge, British Museum and River Thames.
What places are in Gwynedd?
Gwynedd covers 1 places in this atlas, including Snowdonia National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (uk-regions) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 24, 2026 at 2:01 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
