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CheckWeather UKPenzance
Forecast confidence: Medium · models disagree by 3°C

Penzance weather

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Cloudy,rain likely tomorrow

Met Office, the European and the American model put Penzance's high today between 19° and 22°, a 3° split. Tomorrow looks rain around 19°, with a 76% chance of rain.

20°16°
19°15°
17°14°
17°14°
18°15°
19°15°
Todaysplit ±3°Tomorrowmodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agreeFridaysplit ±3°
Met OfficeUKMO model
20°
Cloudy
Today 20°·Low 16°·Rain -
EuropeanECMWF
19°
Cloudy
Today 19°·Low 17°·Rain 41%
AmericanNOAA GFS
22°
Light drizzle
Today 22°·Low 15°·Rain 42%

The weather map: all three models at once

Met Office, European, American side by side around Penzance and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Cloudy
20° 16°
±3°
Tomorrow
Rain
19° 15°
models agree
Tue
Rain
17° 14°
models agree
Wed
Cloudy
17° 14°
models agree
Thu
Light drizzle
18° 15°
models agree
Fri
Light drizzle
19° 15°
±3°
Sat
Drizzle
19° 15°
±3°
Sun
Drizzle
20° 17°
±2°
Mon
Cloudy
19° 17°
±3°
Tue
Light rain
18° 14°
models agree
Wed
Light rain
18° 13°
±3°
Thu
Light drizzle
18° 13°
±3°
Fri
Drizzle
18° 14°
±2°
Sat
Light drizzle
17° 14°
models agree

Penzance is a small town of about 20,000 people in England, sitting at 50.1°N in a temperate climate zone. Met Office, European, American each forecast Penzance with their own physics, so we line all three up and flag where they disagree. Nearby towns include St Ives, Hayle, Helston.

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.

Which forecast is most accurate in Penzance?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
American logo
American ★ Best
85
/100rank #1
82±1.0°C95±1.6 mph8290% hitNOAA / NCEP (United States)College Park, Maryland, USA
Met Office logo
Met Office
84
/100rank #2
86±0.8°C94±1.7 mph7687% hitMet Office (United Kingdom)Exeter, United Kingdom
European logo
European
76
/100rank #3
74±1.4°C88±3.7 mph7184% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 1880 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±3°19° to 22°±1%41% to 42% chance
Tomorrowmodels agree18° to 19°±31%45% to 76% chance
Tuemodels agree17° to 18°±5%89% to 94% chance
Wed±1°16° to 18°±19%7% to 26% chance
Thu±1°18° to 19°±2%39% to 41% 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 Penzance

today, local time
Sunrise
06:44
Sunset
19:56
Daylight
13h 12m

Common questions

What's the weather in Penzance today?
On this page we show what Met Office, European, American each forecast for Penzance today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Penzance today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Penzance and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Penzance?
Over the last 30 days, the American model has been the most accurate for Penzance (CheckWeather Score 85/100), ahead of the Met Office at 84. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.

Nearby

More UK weather