Wimbledon’s first-round singles matches will be played in hot conditions on Monday and Tuesday for the 138th edition of the tournament at the All England Lawn Club near London. A heatwave is expected in the United Kingdom due to a high-pressure system over western and central Europe. Temperatures will reach the lower 90s with plenty of sunshine, impacting matches, especially in the afternoon. By midweek, temperatures will cool off, and there may be some showers. Keep updated for any changes in the weather forecast as the week progresses. The hottest Wimbledon tournament day on record was July 1, 2015, with a high of 96 degrees. The coolest daytime high was 54 degrees on June 24, 1925. Chris Dolce, a senior digital meteorologist with weather.com, has been providing weather updates for 15 years.