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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Morning Times weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for Portland to see today’s conditions at a glance. The Met Office provides reliable data for this exposed limestone peninsula, so you can plan walks, sailing or harbour visits with confidence.
What does the Met Office say about Portland today?
The live forecast above gives you the latest temperature, wind speed and precipitation chance for Portland. Because Portland is a narrow promontory jutting into the English Channel, conditions can shift quickly – especially around Portland Bill and the harbour. Always check the live data before heading out.
How does Portland’s coastal location affect its weather?
Portland faces the Channel on three sides, so wind is a constant factor. The Met Office often records stronger gusts here than inland, particularly in spring and autumn. Portland Harbour is generally more sheltered, but the west side can get choppy. The live forecast above shows current wind direction and speeds.
How accurate is the Met Office forecast for Portland?
The Met Office uses local weather stations and coastal radar. Forecasts for Portland are generally reliable up to five days ahead, but wind and sea fog are harder to pin down. Check the live forecast above daily for updates.
Is Portland Harbour affected by wind?
Portland Harbour is partially sheltered by the breakwater, but strong south-easterlies can create a chop. The met office weather Weymouth and Portland forecast often includes harbour-specific wind readings – useful for sailors and kayakers.
What is the best time of year to visit Portland?
Late spring (May–June) and early autumn (September) offer the most settled conditions, with mild temperatures and lower wind. For a long range weather Portland Dorset outlook, see our 10-day forecast.