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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the MarketUK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for Helensburgh’s current conditions, then plan around a brisk westerly breeze and scattered showers typical of Argyll’s coastal microclimate.
What is the temperature range in Helensburgh today?
According to the live forecast above, today’s high sits in the low teens Celsius with an overnight low near 6°C. That translates to a cool, damp day – layers and a waterproof jacket are sensible choices if you’re heading out along the Clyde estuary.
How will the weather in Helensburgh tomorrow compare?
The weather in Helensburgh tomorrow is likely to be slightly drier but still cloudy, with the met office weather Helensburgh data pointing to a brief ridge of high pressure. Winds should ease compared to today, though an isolated shower can’t be ruled out before noon.
Where can I find the bbc weather Helensburgh 7 days or 14‑day outlook?
The 10 Day Weather Forecast UK page includes Helensburgh’s daily breakdown. For the bbc weather Helensburgh 7 days, the live forecast above already shows the week ahead; the bbc weather Helensburgh 14 days is best checked on the Met Office’s extended outlook as long‑range models are less reliable for this coastal spot.
Is Helensburgh prone to fog in autumn?
Yes – the Gare Loch and Clyde water can produce haar (sea fog) when mild air meets cooler land. Visibilities can drop below 200 m, especially between October and December.
Does the wind affect the ferry to Kilcreggan?
Strong westerlies can disrupt the small passenger ferry at Rhu Narrows. Check the live forecast above before travelling, as gusts above 30 kt sometimes lead to cancellations.
What’s the average rainfall for Helensburgh in spring?
March to May averages 80–110 mm per month – similar to Glasgow. The Glasgow Weather page gives comparable data for the wider region.