Overview

• Met Office guidance for early to mid-September points to an unsettled spell dominated by low pressure, bringing showers or longer spells of rain with heavier bursts most likely in the west and north.
• London forecasts show the first significant rain arriving on Wednesday, September 10, followed by near-constant precipitation into the following week with rain chances exceeding 70% on Saturday, September 13.
• Forecasters warn of strong winds midweek as Atlantic systems move in, with gusts potentially reaching around 50mph on Wednesday and Thursday.
• WXCharts indicates a possible brief warm window around September 15, with temperatures reaching the mid-20s°C in parts of England, especially the Midlands, while western and northern areas remain cooler.
• The Met Office longer-range outlook suggests the changeable pattern could include some drier, sunnier interludes later in the month, following what it says was almost certainly the UK’s warmest summer on record.