Extreme temperatures and intense sunshine persist today, but expect a respite from the heat warning by Tuesday evening.
Forecast for London, July 30 - August 5, 2025
London residents can expect a mix of sunny and cloudy weather in the coming days, according to meteorologist Julie Atchison's latest report. Here's a breakdown of the weather forecast for the week:
Wednesday: A mix of sun and cloud will dominate the day, with a high temperature of 29°C. There is a 40% chance of showers and a potential thunderstorm in the afternoon. Humidex will make it feel like mid-30s°C, and the UV index will be very high at 9. Overnight, the skies will be mostly cloudy with showers continuing early, and the low temperature will be 17°C. Winds will become northeast at 20 km/h near midnight.
Thursday: Thursday will start with a 60% chance of showers in the morning, but the skies will clear to a mix of sun and cloud by afternoon. The high temperature will be around 24-26°C, and the humidex will be about 30. The UV index will be high at 6. Winds will be northeast at 20 km/h, gusting to 40 km/h.
Friday: Friday will be sunny with a high of 26°C.
Saturday: Saturday will also be sunny, with a high of 26°C.
Sunday: Sunday will be sunny with a high of 28°C.
Monday and Tuesday: No explicit details are available for these days, but the outlook appears to remain warm and mostly sunny based on the weekend trend.
Julie Atchison emphasized that while it will not be as hot as previous days, it will remain warm, with the humidex still making temperatures feel like the mid-30s°C early in the week. The threat of thunderstorms is mainly for Wednesday afternoon. The UV index on Wednesday will be 8 or very high, and on Tuesday, it will be 9 or very high. The only opportunity for showers will be the next couple of days, and the probabilities are low. Wind speed will be north 20 km/h in the afternoon on Wednesday. On Wednesday, there is a 60% chance of showers and a risk of a thunderstorm. The Humidex on Wednesday will be 34.
Weather forecasters predict a mix of sunny and cloudy weather for London residents from July 30 to August 5, 2025, as per meteorologist Julie Atchison's latest report. A chance of showers and potential thunderstorms is anticipated on Wednesday, with the UV index being very high at 9 during the day and 34 in humidex.
