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CheckWeather UKDumbarton
Forecast confidence: High · models disagree by 1°C

Dumbarton weather

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Rain,rain likely tomorrow

Met Office, the European and the American model agree on a high near 18° in Dumbarton today. Tomorrow looks light rain around 15°, with a 95% chance of rain.

18°13°
15°11°
14°10°
16°
16°10°
16°
Todaymodels agreeTomorrowmodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agreeFridaymodels agree
Met OfficeUKMO model
19°
Rain
Today 19°·Low 13°·Rain -
EuropeanECMWF
19°
Light rain
Today 19°·Low 13°·Rain 100%
AmericanNOAA GFS
18°
Showers
Today 18°·Low 12°·Rain 98%

The weather map: all three models at once

Met Office, European, American side by side around Dumbarton 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
Rain
18° 13°
models agree
Tomorrow
Light rain
15° 11°
models agree
Tue
Drizzle
14° 10°
models agree
Wed
Cloudy
16°
models agree
Thu
Light drizzle
16° 10°
models agree
Fri
Cloudy
16°
models agree
Sat
Light rain
15°
models agree
Sun
Light rain
16° 11°
models agree
Mon
Drizzle
17° 11°
models agree
Tue
Drizzle
14°
models agree
Wed
Drizzle
14°
±3°
Thu
Light drizzle
15°
models agree
Fri
Light drizzle
14°
models agree
Sat
Light drizzle
14°
±2°

Dumbarton is a small town of about 20,000 people in Scotland, sitting at 55.9°N in a cool, high-latitude climate zone. Met Office, European, American each forecast Dumbarton with their own physics, so we line all three up and flag where they disagree. Nearby towns include Vale of Leven, Bonhill, Alexandria.

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 Dumbarton?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
American logo
American ★ Best
87
/100rank #1
86±0.8°C96±1.1 mph8290% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
86
/100rank #2
92±0.4°C97±0.9 mph7184% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
Met Office logo
Met Office
77
/100rank #3
83±0.9°C95±1.5 mph5877% 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 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±1°18° to 19°±2%98% to 100% chance
Tomorrowmodels agree15° to 15°±5%90% to 95% chance
Tue±1°14° to 15°±2%94% to 96% chance
Wed±1°16° to 17°±6%4% to 10% chance
Thu±2°15° to 17°±20%52% to 72% 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 Dumbarton

today, local time
Sunrise
06:32
Sunset
20:00
Daylight
13h 28m

Common questions

What's the weather in Dumbarton today?
On this page we show what Met Office, European, American each forecast for Dumbarton 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 Dumbarton today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Dumbarton 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 Dumbarton?
Over the last 30 days, the American model has been the most accurate for Dumbarton (CheckWeather Score 87/100), ahead of the European at 86. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.

Nearby

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