Looking out across the bay at Llandudno, North Wales
Llandudno · North Wales

Llandudno weather,
by the bay.

The view from Arvon Avenue, refreshed every half hour — with a 14-day forecast, today's quiet outlook, and an honest word on the bay's microclimate.

A bay with weather of its own.

Tucked between the Great Orme and the Little Orme, sheltered to the south-east by the Carneddau range and the Conwy estuary, Llandudno enjoys a microclimate that is milder than inland North Wales and considerably drier than Snowdonia. Annual rainfall sits at around 750mm — less than a quarter of what falls on the high peaks just an hour away. The forecast below is for our own street, not a regional average, refreshed quietly in the background every thirty minutes.

At our front door · live now

Right outside Number 10.

11.5°C Temperature outside
74% Humidity in the air

Taken from our own sensor on Arvon Avenue, two minutes from the North Shore promenade. Not a regional average, not a satellite estimate — simply the temperature on our doorstep, refreshed every minute.

Updated 34 seconds ago · refreshed every minute

The forecast for the bay.

Live forecast · Llandudno bay
8.3°
Overcast
6.2° Feels like
8° · 13° Today's range
8 km/h SW Wind
05:10 21:13 Sunrise / sunset
Today 13°  100% rain
Tue 15° 12° 100% rain
Wed 14° 12° 70% rain
Thu 15° 13° 73% rain
Fri 15° 14° 37% rain
Sat 15° 13° 31% rain
Sun 21° 14°
Mon 21° 14°
Tue 22° 14° 20% rain
19 miles Visibility
1007 mb Pressure
7.7 h Sunshine today
98% Cloud cover
6.6° Dew point

Forecast data from Open-Meteo · refreshed every 30 minutes

Air & pollen
over the bay.

Live air-quality and pollen counts from the European forecast network, useful for guests sensitive to hay-fever or planning a longer day outside.

Air quality (EU AQI) 26 Fair
Grass pollen None · 0
Tree pollen None · 0
Weed pollen None · 0
Particulates & ozone
2.7 PM2.5 (µg/m³)
4.7 PM10 (µg/m³)
65 O₃ (µg/m³)

Air-quality & pollen from Open-Meteo · refreshed every 3 hours

The tide
at the bay.

High and low water for Llandudno Bay, the next two days. Useful for the West Shore and a slow stroll on the prom — the difference between a wide beach and a high tide lapping the promenade wall is about six metres.

Today Low tide 06:38 0.19 m
Today High tide 12:23 7.62 m
Today Low tide 19:03 0.36 m
Tomorrow High tide 00:47 7.69 m

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Sea temperature 12.8° warmer than May average
Sea state 0.32m · gentle, small ripples · 3s from W
Swell 0.2m · 3.1s
Current 0.7 km/h E
Sea level +2.09m vs MSL
Visibility 19 miles

Tides from Stormglass · sea state from Open-Meteo Marine · refreshed every 6–12 hours

Today's quiet outlook.

Five pieces of guidance, distilled from the live Llandudno forecast — enough to plan an unhurried day without checking the weather forty-three times. The bay is at its best when met on its own terms.

Best window for a walk

17:00 — 20:00

Around 12° with a 31% chance of rain. This is when the seafront promenade comes into its own — a slow turn from the pier toward the West Shore takes roughly forty minutes and rewards a steady pace.

Llandudno’s showers are usually brisk rather than persistent — the bay’s headlands tend to break weather up before it settles. A coat and a folding umbrella turn the prom into an unhurried option even on a busier sky.

Likely driest stretch

08:00 — 12:00

The longest dry run we anticipate in Llandudno today, averaging 29% rain probability. A good window for the Happy Valley gardens above the pier, or a coffee on the prom before the wind picks up across the bay.

Even on a wetter day, Llandudno tends to deliver a window. The Great Orme channels showers around the bay rather than across it — the trick is to time a coffee on the prom for one of the lulls.

What to wear today

8° · 8 km/h SW

A warm overcoat or padded jacket; gloves are no bad thing. A folding umbrella will earn its keep.

Llandudno’s seafront catches a sea breeze most days — even a calm morning in town can be brisker on the prom. Layer well and keep something warm for the headlands.

Where to be today

Overcast

A morning for the Mostyn Gallery, the Llandudno Museum, or a long breakfast in the bay window.

A day for the indoor side of Llandudno — the Mostyn Gallery, the Llandudno Museum, a long browse through the Mostyn Street arcades. A touring show at Venue Cymru covers the evening.

Today's daylight

05:10 — 21:13

Llandudno's bay faces north, catching the Little Orme at sunrise and a long, low sunset toward the Snowdonia hills. The "golden hour" before dusk turns the promenade into something cinematic, especially from late summer onwards.

A quiet room at The Rosedene is the a calm spot for both ends of the day — and a winter direct booking usually comes with the quieter end of the season to itself.

Tonight's moon Waxing crescent · 2% illuminated

Today, by what you're doing.

Honest verdicts from someone who actually steps outside — four common Llandudno plans and how today is shaping up for each one.

Coastal walking

Best deferred until tomorrow

The prom, Marine Drive and the Great Orme summit all reward an unhurried pace.

The Great Orme summit sits at 207m and catches its own weather — the breeze up there is often two or three degrees cooler than the bay. The Marine Drive headland walk is the easier route, hugging the coast in a steady four-mile loop. The seafront promenade is the gentlest, and the most generously supplied with tea-rooms.

The West Shore

Bracing — for the brave only

Quieter than the North Shore, with views of Snowdonia at sunset.

The West Shore is Llandudno's quieter, west-facing beach — sand at low tide, views toward Snowdonia, and the bonus of sunsets to the west. The North Shore is the busier of the two, with the pier, the lifeboat station and most of the deckchairs. Both are walkable from Arvon Avenue inside fifteen minutes.

A lounge-and-museum day

The right call today

Long breakfasts, the bay window, a wander through town.

The Mostyn Gallery on Vaughan Street is North Wales' largest contemporary art space and reliably worth an hour. The Llandudno Museum tells the town's Victorian story without trying too hard. And the town's independent bookshops, cafés and Mostyn Street arcades are at their best on the days nobody else expected to be outside.

A round of golf

Greens will be heavy

Maesdu and North Wales Golf Club both within easy reach of the door.

Maesdu Golf Club sits a mile inland with parkland fairways and easy access from Arvon Avenue. The North Wales Golf Club, on the West Shore links, is the more atmospheric option — running between the dunes with views back toward the Great Orme. Both welcome visiting players; both feel a degree more honest when the wind is up.

Hour by hour, today.

00:00 10° 57%
01:00 73%
02:00 85%
03:00 95%
04:00 96%
05:00 82%
06:00 59%
07:00 41%
08:00 31%
09:00 25%
10:00 10° 25%
11:00 11° 36%
12:00 12° 52%
13:00 13° 63%
14:00 13° 62%
15:00 13° 56%
16:00 12° 49%
17:00 12° 39%
18:00 12° 28%
19:00 12° 27%
20:00 13° 46%
21:00 12° 75%
22:00 12° 96%
23:00 12° 100%

Looking further ahead.

A two-week view, useful for planning a longer stay. Beyond a week, treat the numbers as a sketch rather than a promise — coastal weather is a poet, not an accountant.

Monday18 May
Rain
13°
100% rain
Tuesday19 May
Drizzle
15°12°
100% rain
Wednesday20 May
Drizzle
14°12°
70% rain
Thursday21 May
Drizzle
15°13°
73% rain
Friday22 May
Drizzle
15°14°
37% rain
Saturday23 May
Partly cloudy
15°13°
31% rain
Sunday24 May
Partly cloudy
21°14°
Mostly dry
Next week · days 8–16 Click to reveal
Monday25 May
Overcast
21°14°
Mostly dry
Tuesday26 May
Overcast
22°14°
20% rain
Wednesday27 May
Drizzle
23°13°
31% rain
Thursday28 May
Drizzle
24°16°
27% rain
Friday29 May
Drizzle
25°18°
23% rain
Saturday30 May
Drizzle
19°14°
22% rain
Sunday31 May
Drizzle
14°12°
25% rain
Monday1 Jun
Drizzle
19°10°
Mostly dry
Tuesday2 Jun
Clear sky
Mostly dry
Beyond the forecast

Planning a stay further out?

Long-term climate averages for Llandudno, not predictions — useful for shaping a trip a month or two in advance. The bay holds its character from year to year.

June
17° 10°
10 typical rain days · 187 hours of sun
July
19° 12°
11 typical rain days · 188 hours of sun
August
19° 12°
12 typical rain days · 175 hours of sun

The Llandudno microclimate.

750mm Annual rainfall Less than a quarter of Snowdonia's
1,450hrs Annual sunshine Above the North Wales average
19°C Typical July high Rarely sultry, often perfect
C Typical January low Snow on the seafront is uncommon

The bay’s gentleness is no accident. The Carneddau range to the south-east takes the worst of the Atlantic weather long before it reaches the coast — what arrives in Llandudno is often a softer, drier version. The two headlands flanking the town — the Great Orme to the north, the Little Orme to the east — channel the sea breeze along the prom rather than across it, which keeps summer afternoons fresh without ever quite turning brisk.

In winter, the Irish Sea acts as a generous reservoir of warmth: even on the bitterest inland nights, the seafront rarely drops below freezing. Snow does occasionally settle on the Orme summit, lending the town a quietly cinematic look from the West Shore, but it’s gone by mid-morning more often than not. The shoulder seasons — April, May and September, October — are why so many of our regulars book directly for those weeks.

For practical planning, the practical information page covers car parking, the train station and walking distances; the find us page shows our position on Arvon Avenue, two minutes from the prom in either direction.

The four Llandudno seasons.

Each one has its own character — and an obliging willingness to share three or four of those characters in a single afternoon. A short, honest guide to what to expect, month by month, from a town that has been hosting visitors since 1849.

March — May

Spring in Llandudno

11–15°C · longer days

Daffodils along the promenade, crocuses in the Happy Valley, and a sea breeze with something polite to say. The Great Orme tramway typically reopens for the Easter weekend, the gardens take their first cut, and the the seafront cafés set out their chairs again. Days warm to 11–15°, evenings still ask for a coat.

The light is at its most flattering for photographs of the bay — long golden afternoons when the limestone cliffs of the Great Orme catch the low sun. An ideal time for an unhurried slow breakfast followed by an exploration of the town’s quieter corners before the summer crowds arrive.

June — August

Summer in Llandudno

17–22°C · long evenings

Long evenings on the West Shore, the band playing at the pier, and the kind of surface-sea swims that earn an ice cream afterwards. Llandudno’s summer is rarely sultry — the Irish Sea keeps things gentle — and a high of 17–22° suits a slow British holiday far better than a Mediterranean one.

Touring shows at Venue Cymru are at their best, the gardens are at their most generous, and the town’s tea-rooms and seafront restaurants do brisk, easy trade. The Great Orme is at its busiest between 11am and 3pm — the cooler ends of the day are quieter and just as beautiful.

September — November

Autumn in Llandudno

9–17°C · soft golden light

A favourite of our regulars, and quietly one of the best-kept secrets in the British calendar. Soft golden light over the Great Orme, fewer crowds, and a town that exhales after the summer rush. Bracing morning walks, generous lunches, and a Victorian seaside resort with the kind of restraint that suits an autumn break.

Llandudno’s restaurants are at their most considered, the headlands are at their most photogenic, and the guest lounge gets its quieter winter rhythm by mid-October. October half-term aside, this is when direct bookings tend to find the most generous welcome.

December — February

Winter in Llandudno

3–9°C · dramatic skies

Crisp coastal mornings, dramatic skies over the bay, and the kind of low, cinematic sun that turns the promenade into something out of a Victorian postcard. Snow on the seafront is rare — the Irish Sea keeps the town comfortably above freezing — though the Great Orme summit does occasionally wear a white cap that catches the eye from the West Shore.

A quiet room at The Rosedene is at its finest in this season: the bay window, a a quiet hour in the guest lounge, and the kind of quiet that an empty winter promenade brings. A winter direct booking usually comes with a slower, more attentive welcome.

A few honest answers.

What is Llandudno weather like?

Mild and changeable. Llandudno sits on a sheltered bay between two limestone headlands, so its weather is gentler than the open Welsh coast and considerably drier than Snowdonia. Expect average summer highs of 19–20°, winter lows around 4°, and rainfall of roughly 750mm a year.

Is Llandudno warmer than the rest of North Wales?

Generally, yes. The bay’s south-facing position and the moderating influence of the Irish Sea keep temperatures a degree or two above inland towns most of the year — and snow on the seafront is rare even in deep winter.

When is the best time to visit Llandudno?

Late May through to September for the gardens, the pier and long evenings on the West Shore. Many regulars prefer October — clearer light, quieter streets, and a generous welcome at the door of our rooms.

Does it rain a lot in Llandudno?

Less than you might think. Annual rainfall here is well below the North Welsh average. The Great Orme and the Carneddau range shelter the bay from the heavier weather — showers, when they come, tend to be brisk rather than persistent.

What should I pack for a stay at The Rosedene?

Layers, almost always — a light coat, comfortable walking shoes, and a folding umbrella that lives in a pocket. The bay can shift through three moods in an afternoon, and the Great Orme summit is invariably cooler than the prom.

Are the Great Orme and Snowdonia walkable in winter?

The Great Orme is perfectly walkable in winter on settled days — the tramway runs in season only, but the road and footpaths are open year-round. Snowdonia is another matter; snow and ice on the higher ridges from December through April require proper kit and a check of the Met Office mountain forecast before setting out.

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