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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the WordPatch weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above before heading out, as Swindon’s inland position on the Marlborough Downs means it can be a few degrees cooler than nearby Bath or Bristol, with a greater chance of frost on clear winter nights.
When is the best time to visit Swindon?
Late spring (May to June) and early autumn (September) offer the most reliable weather for exploring Swindon. These months tend to have the highest number of dry, mild days, with average highs around 17–20°C. July and August can be warmer, but they also bring more afternoon showers and are peak school-holiday season, so accommodation prices rise. For a quieter trip, aim for a week in mid-September.
What should I pack for a trip to Swindon?
Pack layers year-round. A waterproof jacket is essential even in summer, as rain can arrive quickly. In winter, add a warm coat, hat and gloves. Comfortable walking shoes are a good idea if you plan to visit the historic Railway Village or the Coate Water Country Park. For detailed hourly updates, check the 10-day forecast before you travel.
Does Swindon get snow?
Yes, but it is not frequent. Swindon typically sees 10–15 days of snow or sleet per year, mostly in January and February. The higher ground to the south can mean localised travel disruption, so check the Bristol Weather page for regional updates.
Is Swindon often foggy?
Fog is common in autumn and winter, especially in the low-lying areas near the River Ray. It can linger into late morning, so if you are driving on the M4, allow extra time and check the live forecast above for visibility warnings.
How accurate are 14-day forecasts for Swindon?
Long-range outlooks give a useful trend but become less reliable after day 7. For planning a trip, the 10-day forecast is a better balance of detail and accuracy. For a more precise idea, check the weather in Swindon next 14 days forecast the week before you travel.
Sources
For more UK destinations, visit the UK weather hub or compare conditions with Glasgow Weather.