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Dumbarton Weather

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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Media Grid UK weather desk. Data from national met services via Open-Meteo.

☁️17°C
OvercastDumbartonFeels like 16° · Wind 17 km/h · Humidity 72%
UV 3 ModerateSunrise 05:13Sunset 21:35
Today🌦️17°12°💧50%
Tue🌧️20°15°💧100%
Wed🌦️17°11°💧83%
Thu🌧️15°💧94%
Fri🌦️17°💧94%
Sat🌦️18°11°💧73%
Sun🌦️16°14°💧33%

Live data from Open-Meteo · updates automatically ·

According to the live forecast above, Dumbarton is looking at temperatures between X°C and Y°C today, with conditions ranging from overcast to light rain. This is typical for the town in this season, influenced by its position on the River Leven near the Clyde estuary.

What is the weather in Dumbarton like this week?

The live forecast above shows a mix of cloud and rain over the next few days, with highs staying around X°C to Y°C. Overnight lows may dip to X°C, especially if skies clear. For a longer view, check the weather in Dumbarton 10 days ahead, though shorter-range data from the live feed is more reliable for planning.

How does Dumbarton’s location affect its weather?

Dumbarton sits at the confluence of the River Leven and the Clyde, which often brings moist air from the west. This means frequent cloud and drizzle, especially compared to inland spots. For nearby comparisons, the bbc weather glasgow page often shows slightly drier conditions, while bbc weather helensburgh can be windier due to its coastal exposure.

Today’s HighX°C (from live forecast above)
Tonight’s LowX°C (from live forecast above)
Rain RiskModerate to high, typical for this week
WindLight to moderate, mainly from the southwest
What is the weather in Dumbarton tomorrow?

Check the live forecast above for the most accurate update on weather in Dumbarton tomorrow. Typically, expect similar conditions to today—cloudy with a chance of light rain—unless a front moves through overnight.

Is there a 14-day forecast for Dumbarton?

For bbc weather dumbarton 14 days, the Met Office and BBC offer extended outlooks, but reliability drops after 7 days. The live forecast above gives the best short-term view; for longer trends, see the 10-day forecast.

How does Dumbarton compare to Glasgow or Helensburgh?

Dumbarton often sees similar conditions to bbc weather glasgow but can be slightly wetter due to its valley location. bbc weather helensburgh tends to be breezier and cooler, especially in spring and autumn, due to its coastal position.