UK Forecast - July 21, 2026
Change from later Friday
Warm in south

Wednesday
Wednesday starts cloudier for most, with the best of the morning sunshine across southern England and southern regions of Ireland. Sunny spells will develop as the day progresses though thicker cloud will develop across northern Scotland where there will be some patchy rain. Dry elsewhere. Warmest again in southern and western areas. Highs at 17 to 22C across Scotland into northern England as well as Ireland, 23C to 26C across Wales and southern England.


Wednesday Night
Overnight, there will be variable cloud amounts, thicker cloud still across northern Scotland where outbreaks of rain will affect the far north and the Northern Isles. A few isolated showers cannot be ruled out across the coasts of East Anglia as well as the far southeast of England. Dry elsewhere. Lows at 11 to 16C.
 


Thursday
A day of sunny spells and mostly dry conditions, however, the north and northeast of Scotland will see thicker cloud cover and some patchy rain for a time before clearing offshore. One or two showers cannot be completely ruled out along some western Irish coasts. Highs at 21 to 26C.
 


Friday
Cloudier start across the far south of England and in the north of Scotland, while elsewhere sees sunny spells. A few spots of rain expected across north and west Scotland and northwest Ireland. Dry elsewhere. Spots of rain will turn into more persistent rain across northern parts of Scotland. Staying cloudy across much of Scotland. Highs at 13C to 18C across Scotland, 17 to 23C across northern England and Wales, 24 to 27C across southern and southeast England.