London Weather In June 2025 Average Temperature. The month with the lowest average high temperature is january (6.8°c). The average temperature is of 16.8 °c (62 °f), with a minimum of 12 °c (53.6 °f) and a maximum of 21.6 °c (70.9 °f).

Here you can find all information about the weather in city of london in june: London (united kingdom) weather in june 2025 ☀️ accurate weather forecast for london in june ⛅ detailed forecast by month current temperature near me weather.