UK Forecast - August 23, 2026
Warm and breezy south
Rain into midweek

Monday
High pressure resides over Britain, centred over the North Sea. A fine day overall with plenty of sunshine and broken fair-weather cloud. Some early mist patches clearing. A strong and gusty easterly wind for southern regions of England and Wales, lighter winds toward the north. Some high cloud builds in the far south. Small chance of an isolated light shower in northeast Scotland by afternoon. An odd showers southern Ireland. Pleasantly warm, highs 20 to 24C, warmest in the south.


Monday night
Largely dry into the night, though thickening cloud over east and northeastern counties of Britain may bring some drizzle onto coasts and hills. High cloud over Ireland could give an odd spot of rain in the west. High cloud also toward southern England, perhaps a spot of rain over the Channel later in the night. Easterly winds tend to increase widely, gusty around hills and coasts especially in the west and south. Cool north & west where sheltered, lows 5 to 8C here; 11 to 13C southeast.


Tuesday
Easterly breezes for all areas as high pressure retreats to the north and slack low pressure exists south of Britain. Cloudy in the east and northeast with some drizzly rain. Otherwise generally dry with sun and varied high cloud. Spots of rain develop toward the south coast of England, a risk of some showery bursts late in the day - into the night, a greater risk of bursts of rain in the south. Quite warm and humid, highs 23 to 26C Midlands and south, 17 to 20C further north.


Wednesday
Low pressure south of Ireland on Wednesday. Fairly extensive high cloud and sporadic areas of rain moving north across England, Wales and Ireland. Odd heavier outbreaks of rain, but some places seeing often dry weather. Drier for much of Scotland, the best sunny spells in the west of Scotland. Some thundery rain by evening may reach the English Channel. East to southeasterly breezes, locally gusty. Highs at 17C in Scotland, 23 to 27C in England and Wales, feeling quite humid.