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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Current UK weather desk. Data from national met services via Open-Meteo.
For the most accurate BBC Weather for Weymouth, refer to the live forecast above. The town enjoys a mild coastal climate, with summer highs typically around 20°C and winter lows rarely below 3°C. The best months for a trip are May to September, when sea breezes keep conditions comfortable.
What is the typical weather pattern in Weymouth?
Weymouth sits on Dorset’s Jurassic Coast, benefiting from a temperate maritime climate. The Met Office weather for Weymouth shows frequent cloud cover but relatively low rainfall compared to inland areas. Sea fog can occur in spring, while autumn often brings settled spells. For a 14 day weather forecast for Weymouth, the live forecast above updates regularly; the BBC Weather Weymouth 14 days Met Office data provides a useful trend, though the BBC Weather Weymouth 7 days Met Office chart is more reliable for short-term planning. Longer-range outlooks, such as a weather in Weymouth 21 days prediction, have lower confidence.
When should I visit Weymouth?
The warmest months are July and August, with average highs of 21°C. Spring and early autumn offer fewer crowds and still pleasant conditions. For a weather in Weymouth 10 days outlook, see the live forecast above. Nearby Dorchester (BBC Weather Dorchester) follows a similar pattern but is slightly cooler inland. If you are planning a trip, check the 10 Day Weather Forecast UK for a broader view of conditions across the region.
Is Weymouth often rainy?
Weymouth receives around 750mm of rain annually, less than the UK average. Rain is most frequent in winter, but summer showers are common. Always pack a light waterproof when visiting.
What is the sea temperature in summer?
Sea temperatures off Weymouth reach around 16–18°C in August, suitable for swimming. The sheltered bay keeps conditions calmer than open coast, making it popular for families.
How accurate are long-range forecasts for Weymouth?
Forecasts beyond 7 days have lower confidence. For planning, use the BBC Weather Weymouth 14 days Met Office as a trend guide, but check the 7-day outlook closer to travel for more reliable details.
Sources
For a complete picture of conditions across the country, visit the UK weather hub.