In June, London typically sees daytime highs of 23.9°C and overnight lows around 12.0°C. Compared to the annual average high of 12.6°C, June runs +11.3°C.
June in London averages a daytime high of 23.9°C and an overnight low of 12.0°C.
June runs +11.3°C compared to London's annual average high of 12.6°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 23.9°C and cooler evenings around 12.0°C.