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CheckWeather UK›Llandudno
Forecast confidence: High · models disagree by 1°C

Llandudno weather

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Rain,rain likely tomorrow

Met Office, the European and the American model agree on a high near 16° in Llandudno today. Tomorrow: light drizzle, around 11°, with a 87% chance of rain.

16°9°
11°9°
16°9°
16°11°
14°11°
14°11°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agree
Met OfficeUKMO model
16°
Rain
Today 16°·Low 10°·Rain 100%
EuropeanECMWF
15°
Light rain
Today 15°·Low 8°·Rain 100%
AmericanNOAA GFS
16°
Showers
Today 16°·Low 9°·Rain 100%
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Llandudno weather warnings

Met Office yellow, amber and red warnings for Wales

Checking the Met Office for warnings in force for Wales…

Llandudno weather in numbers

measured normals and 10 years of recorded weather

Llandudno swings 15°C across the year, from 18°C highs in July to 3°C lows in January, and October is usually the wettest month in a year that brings about 934 mm of precipitation. Over 10 years of recorded weather it averages 4 days a year at 25°C or above, 7 frost nights, and rain on 195 days.

Warmest month
July
18°C average high
Coldest month
January
3°C average low
Wettest month
October
934 mm a year
Comfortable
4 months
June, July, August and September
Residents
15,000
share this forecast
Most accurate here
European
94/100 CheckWeather Score
Warm days
4 days
a year at 25°C or above
Frost nights
7 nights
a year below 0°C
Rain days
195 days
a year with 1 mm or more

Day counts are from the ERA5 reanalysis for Llandudno’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

Met Office, European, American side by side around Llandudno and nearby towns.Live rain radar →
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Llandudno hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Llandudno 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Rain
16° 9°
models agree
Tomorrow
Light drizzle
11° 9°
models agree
Mon
Light rain
16° 9°
models agree
Tue
Light drizzle
16° 11°
models agree
Wed
Cloudy
14° 11°
models agree
Thu
Cloudy
14° 11°
models agree
Fri
Drizzle
15° 10°
models agree
Sat
Drizzle
13° 9°
models agree
Sun
Light rain
11° 9°
±4°
Mon
Light rain
11° 7°
±3°
Tue
Light drizzle
9° 5°
models agree
Wed
Light drizzle
8° 3°
models agree
Thu
Cloudy
10° 3°
models agree
Fri
Cloudy
9° 5°
±4°

Llandudno, Wales is at its warmest in Jul (average highs near 18°C) and coldest in Jan (lows around 3°C), with roughly 934 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Llandudno right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United Kingdom before you trust any single number.

Llandudno climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
7°
3°
Feb
8°
3°
Mar
9°
4°
Apr
11°
5°
May
14°
8°
Jun
17°
11°
Jul
18°
13°
Aug
18°
13°
Sep
17°
12°
Oct
14°
9°
Nov
11°
7°
Dec
9°
5°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Llandudno has changed since 1995

Llandudno sits in the same roughly 50 km square of NASA's reanalysis as Colwyn Bay. That square ran 0.5°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Colwyn Bay page.

Which forecast is most accurate in Llandudno?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
94
/100rank #1
97±0.2°C98±0.8 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
91
/100rank #2
92±0.5°C93±2.2 mph8994% hitNOAA / NCEP (United States)College Park, Maryland, USA
Met Office logo
Met Office
86
/100rank #3
92±0.5°C91±2.9 mph7687% hitMet Office (United Kingdom)Exeter, United Kingdom

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1950 cities. Lower error means a higher score. See which forecast model is most accurate in United Kingdom, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United Kingdom? Give each 1 to 5 stars.

Met OfficeUKMO model
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EuropeanECMWF
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AmericanNOAA GFS
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°15° to 16°models agree100% to 100% chance
Tomorrow±1°11° to 12°±54%33% to 87% chance
Mon±1°16° to 17°±6%94% to 100% chance
Tue±1°16° to 17°±29%71% to 100% chance
Wed±1°14° to 15°±47%20% to 67% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Llandudno

today, local time
Sunrise
07:58
Sunset
17:59
Daylight
10h 1m

Common questions

What's the weather in Llandudno today?
Saturday 24 October: Met Office, the European and the American model agree on a high near 16° in Llandudno today. Tomorrow: light drizzle, around 11°, with a 87% chance of rain. The forecast on this page refreshes live.
Will it rain in Llandudno today or tomorrow?
The models split on rain in Llandudno on Sunday 25 October: Met Office 33%, European 49%, American 87%. When they disagree like this, treat any single app's answer with caution. On Saturday 24 October the highest chance of rain from any model is 100%. The hourly strip and the model-by-model rain panel above update live.
Which forecast is most accurate for Llandudno?
Over the last 30 days, the European model has been the most accurate for Llandudno (CheckWeather Score 94/100), ahead of the American at 91. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Llandudno?
July is typically the warmest month in Llandudno, with average highs around 18°C.
How cold does Llandudno get?
The coldest month in Llandudno is January, when overnight lows average about 3°C.
How much rain does Llandudno get?
Llandudno sees roughly 934 mm of precipitation a year, with October usually the wettest month.

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