Layers, a genuinely good compact umbrella, and realistic expectations. Here’s what the weather is actually like month by month, without the tourist-brochure optimism.
London weather has a genuinely well-earned reputation for unpredictability, and the most useful single piece of packing advice for any time of year is simply this: layers, always layers, regardless of what the forecast says the week before you travel, since conditions can shift meaningfully within a single day.
Spring, roughly March through May, brings a genuine mix of mild, pleasant days and sudden, sharp showers, often within the same afternoon. A proper compact umbrella that actually withstands wind, rather than the cheap kind that turns inside out at the first decent gust, is genuinely worth the investment for this season specifically.
Summer, June through August, is when London sees its warmest and driest stretch on average, though “warm” here rarely means genuinely hot by international standards, and evenings can still turn noticeably cool even after a warm day, so a light layer for after dark is worth keeping in your bag even in peak summer.
Autumn brings some of the most genuinely pleasant, crisp days of the year through September and into October, alongside increasing rain as the season progresses, making a waterproof jacket considerably more useful than an umbrella alone once you’re into late October.
Winter, December through February, is reliably cold and often grey, though genuinely severe cold or snow remains relatively rare compared to much of continental Europe. A proper warm coat, waterproof footwear, and gloves will serve you considerably better than any single specialised piece of winter gear.
Whatever season you’re visiting, checking a short-range forecast the morning of each day, rather than relying on a forecast checked before you left home, will consistently serve you better given how quickly London conditions can genuinely shift.
For current, regularly updated London weather and seasonal travel guidance, see The Onion UK.
More from this author at Fiona MacLeod, prat.uk.