Weather forecast for this week in London - 18 May to 24 May
By Mr.Data 18th May 2026
Weekly Weather Overview for London
The upcoming week in London is set to be characterised by a series of partly cloudy days with fluctuating chances of rain and varying temperatures. This period marks a transition towards warmer and more stable weather, offering Londoners a mix of showers early on, with significant improvements as the week progresses. Below is a detailed day-by-day forecast, a comparison with the preceding period, as well as practical advice for commuting and weekend plans.
Day-by-Day Forecast
Monday: The week commences with primarily cloudy skies, accompanied by showers in the morning and afternoon. The temperatures will range from a minimum of 8°C to a maximum of 14°C. Humidity levels stand at 71% with a high chance of precipitation at 90%, and winds gusting at 19 mph.
Tuesday: Expect another cloudy day with higher probabilities of rain lingering throughout. Temperatures will rise slightly, with a minimum of 11°C and a maximum of 17°C. Humidity increases to 77% and a high precipitation chance of 94% is forecast. Winds will increase in intensity, reaching up to 26 mph.
Wednesday: Partly cloudy skies will prevail as rain subsides, bringing relatively calmer weather. The temperature is set to climb to a maximum of 18°C from a minimum of 13°C. Humidity is noted at 74%, with a reduced chance of precipitation at 36%. Winds will remain brisk at 25 mph.
Thursday: A pleasant day with warmth returning; it will be partly cloudy with no forecasted rain. Temperatures will range from 12°C to 21°C. Humidity stands at 72% with no chance of rain, while winds will slow to 15 mph.
Friday: Sunshine will gradually make more frequent appearances with partly cloudy weather and the mercury rising to a comfortable 25°C. Humidity drops to 61% accompanied by a low 16% chance of rain. Winds will sustain at a moderate 18 mph.
Saturday: Partly cloudy skies continue to dominate, with cooler temperatures ranging between 16°C and 20°C. Humidity reads at 73% with a precipitation possibility of 19%. Winds will ease to a gentle 11 mph.
Sunday: The week concludes with mild and pleasing weather, remaining partly cloudy. Expect temperatures from 15°C to 23°C, with humidity at 67% and a minimal 3% chance of rain. Light breezes will continue at 13 mph.
Comparison with Previous Period
This week shows a remarkable improvement in conditions from the previous period, which was marked by persistent rainfall and cooler temperatures. The gradual warming trend and reduction in rain likelihood suggest an ushering in of more spring-like weather, providing more opportunities for outdoor activities by the week's end.
Commuting Advice
For those commuting, the early days of this week especially Monday and Tuesday, pose higher chances for rain disruptions, ensuring waterproof clothing and accessories will be beneficial. Stay updated with weather services for any unexpected precipitation or wind developments.
Advice for Weekend Plans
As the week closes, the forecast tilts in favour of enjoying outdoor activities. Friday through Sunday presents an excellent opportunity to plan outings or social gatherings, with pleasant temperatures and minimal rain projections, making park visits or countryside excursions particularly appealing.
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