Climate averages 1991–2020

Weather in United Kingdom.

ClimaNote covers 143 cities in the United Kingdom, starting with London, Birmingham and Glasgow. Open a city for charts and a table of all 12 months, or open a month for a side-by-side comparison of cities in the atlas.

Across these cities the yearly average high ranges from 10.5°C in Aberdeen to 14.1°C in Fulham (tied with London, Bexley, Barking and 4 others), and yearly rainfall from 600 mm in Gillingham (tied with Basildon) to 1,245 mm in Southport (tied with Blackpool and Fylde). The hottest city-month is July in London, with an average high of 21.7°C (tied with July in Barking, July in Walthamstow and July in Fulham), and the coolest is January in High Peak, at 5.2°C (tied with January in East Kilbride). By single month, the most rain falls in December in Swansea, with 145 mm, and the least in April in Lowestoft, with 37 mm.

July is the warmest month in 124 cities and August in 8 (in 11 other cities two or more months tie); January is the coolest in 134 cities and February in 2 (in 7 other cities two or more months tie). August is the wettest month in 32 cities, November in 27, December in 20, June in 18, October in 17, July in 7 and January in 3 (in 19 other cities two or more months tie); March is the driest in 50 cities, February in 49, April in 27, May in 4, June in 2, July in 2 and September in 1 (in 8 other cities two or more months tie). None of these cities has a month with an average high below 2.0°C, a month with under 1 mm of rain or a month with more than 300 mm of rain.