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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the PressHive weather desk. Data from national met services via Open-Meteo.
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Check the live forecast above before heading out in Merstham, Surrey, as conditions can shift quickly with the North Downs influencing local weather patterns. The latest data from the Met Office gives you a reliable snapshot for planning your day.
What is the outlook for Merstham this week?
Merstham, situated between Redhill and the M25, often sees a slightly cooler and breezier feel than central London due to its inland ridge position. The live forecast above shows the immediate trends, but expect a typical mix of cloud and sunny spells. Rain, if any, tends to arrive from the west and can be heavier over higher ground near the M23 spur.
How does the local geography affect the weather?
Being on the Greensand Ridge, Merstham can experience more mist and fog in autumn and winter mornings than nearby Reigate or Coulsdon. The chalk soils drain quickly, so puddles vanish fast, but the open fields around the village mean wind can pick up noticeably, especially near the A23.
Will it be windy in Merstham today?
Check the live forecast above for exact wind speeds. The village can feel gusty due to its exposed position on the ridge, particularly during south-westerly flows common in the region.
Is the weather in Merstham different from Redhill?
Generally very similar, but Merstham’s slightly higher elevation can make it a degree or two cooler and more prone to low cloud. Redhill, being more built up, often retains a little more heat overnight.
Does bbc news cover local weather for Merstham?
Yes, bbc news provides regional forecasts for Surrey via its South East Today broadcast, but the live forecast above and the Met Office offer the most detailed local data for the RH1 area.
Sources
For broader conditions across the country, visit our UK weather hub or check the 10 Day Weather Forecast UK for long-range planning.