Pack layers and a compact umbrella whatever the month: it rains lightly on 8–12 days a month. Winters are mild but damp (8–9°C highs), and summers are warm, rarely hot (about 23–24°C).
London's weather is rarely dramatic, just changeable. Light rain falls on 8–12 days a month, so a compact umbrella and a packable rain jacket belong in the bag whatever the season. In winter, a light down jacket handles the damp cold.
It's a walking city with a lot of stairs in the Tube, so comfortable shoes beat stylish ones. Packing cubes help with layers, a power bank keeps your phone ready for maps and contactless payments, and you'll need a Type G adapter: the UK's three rectangular pins.
London is a walking city, with lots of stairs in the Tube, so comfortable shoes beat style. The UK uses Type G plugs at 230 V: you need an adapter.
WeatherHighs from 8°C (Jan) to 24°C (Jul); dry most of the year
PlugType G, 230 V
EntryCanadians need a UK Electronic Travel Authorisation (ETA) before flying, applied for online or in the UK ETA app.
Month by month
When are you going?
Tap your month to see the weather in London and what to pack for it.
See all 12 months
Month
High
Low
Rain days
Weather
January
8°C
3°C
12
Cold, showers
February
9°C
3°C
10
Cold, showers
March
12°C
4°C
8
Cool, showers
April
15°C
6°C
9
Cool, showers
May
18°C
9°C
8
Mild, showers
June
22°C
12°C
8
Mild, showers
July
24°C
14°C
8
Mild, showers
August
23°C
14°C
8
Mild, showers
September
20°C
12°C
8
Mild, showers
October
16°C
9°C
11
Cool, showers
November
12°C
5°C
11
Cool, showers
December
9°C
3°C
11
Cold, showers
Monthly averages for London Heathrow, from the city's climate table.
In this article
Products mentioned in this article
Everything linked above, in one place, chosen for London's weather, plugs and trip. Named products open that product on Amazon.ca; the others open an Amazon.ca search, so you can compare brands and today's prices.
Plug type G
Type G adapter
Look forFits United Kingdom's sockets (G, 230 V)
Why we picked it
Pack a Type G adapter (three rectangular pins).
Phone and laptop chargers labelled 100–240 V work with just an adapter
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Cold, showers: highs around 8°C, lows around 3°C, and rain on about 12 days. Pack a warm coat and a scarf and a compact umbrella.
What should I wear in London in July?
Mild, showers: highs around 24°C, lows around 14°C, and rain on about 8 days. Pack t-shirts plus a light sweater or jacket, a light layer for cooler evenings and a compact umbrella.
Do I need a plug adapter for London?
Yes. The United Kingdom uses Type G plugs at 230 V. Pack a Type G adapter (three rectangular pins).
When is the rainy season in London?
London has no long rainy season: the wettest month, January, averages about 12 days with rain.
Do Canadians need a visa for the United Kingdom?
Canadians need a UK Electronic Travel Authorisation (ETA) before flying, applied for online or in the UK ETA app.
