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Live forecasts update automatically; written guidance last reviewed 13 June 2026 by the Insight Britain weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows the current conditions and the next few hours for Lewes. Use it to check the temperature, wind speed, and rain probability before you head out, as conditions can shift quickly in this part of Sussex.
How should you read the live forecast for Lewes?
The live forecast above updates automatically, giving you the current temperature, wind direction, and chance of rain. Pay particular attention to the wind speed, as Lewes sits in a valley that can funnel gusts, and to the rain radar, which shows showers moving in from the South Downs.
What is Lewes’s typical climate through the seasons?
Lewes has a temperate maritime climate, similar to much of southern England. Winters are cool and damp, with daytime highs rarely far from single figures and frost common on clear nights. Spring brings milder weather and increasing sunshine, though April can be showery. Summers are warm but not often hot, with occasional humid spells and afternoon thunderstorms. Autumn is changeable, with September often pleasant before wetter and windier conditions arrive from October.
How do local geography and the South Downs affect the weather?
Lewes lies in a valley carved by the River Ouse, surrounded by the South Downs. This means the town can be noticeably cooler and foggier than nearby coastal areas on still nights, as cold air sinks into the valley. The Downs also act as a barrier, forcing moist air to rise and often producing more cloud and rain than in Brighton, just a few miles south. The urban centre can feel a degree or two warmer than the surrounding countryside.
When is the best time to visit Lewes and what should you pack?
Late spring (May to June) and early autumn (September) offer the most reliable weather for exploring the town and the Downs. Pack layers and a waterproof jacket in any season, as rain can arrive without much warning. In summer, bring sun protection and a light jumper for the evening. In winter, a warm coat, hat, and sturdy shoes are essential for the hilly streets.
Which nearby areas do readers also check?
If you are planning a trip or comparing conditions, you might also look at the forecast for Brighton, which is often sunnier and breezier, or Seaford for coastal conditions. Inland, Burgess Hill and Haywards Heath share a similar climate, while Hailsham can be slightly drier.
What will the weather be in Lewes tomorrow?
Check the live forecast above for the most accurate view. Generally, tomorrow’s weather in Lewes follows the same pattern as today, with the main variables being cloud cover and the timing of any rain moving in from the west.
What is the 10 to 14 day outlook for Lewes?
Long-range forecasts for Lewes are less reliable due to the influence of Atlantic weather systems. The live forecast above includes a 10-day overview, but for planning, expect a mix of mild, unsettled spells and drier, cooler interlocks typical of the UK’s maritime climate.
Does it rain a lot in Lewes?
Lewes receives around 800 to 900mm of rain per year, which is typical for lowland southern England. Rain is spread fairly evenly through the year, though autumn and winter tend to be wetter. The South Downs can enhance rainfall compared to the immediate coast.
For a broader view of conditions across the country, visit the UK weather hub, browse the full list of UK towns, or check the 10-day forecast and weather warnings for your area.