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When is the best time to visit London?

The best time to visit London is between May and October, the most comfortable stretch of the year on these averages.

London has four seasons without a desert summer or a guaranteed freeze. Pack for mixed weather. The good outdoor weeks are real, and so are the grey ones. London is a city in United Kingdom. This page is about London, not a country average.

Most visitors come for cities, walking and the milder stretch of the year. Treat midwinter as museums and food unless you like weather for its own sake. The monthly table owns the averages. This layer is how London actually feels.

Part of United Kingdom weather.

London
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Spring

Spring in London is when the year becomes walkable again. March, April and May are mixed: bright days, wet days, and the odd reminder that winter has not fully left.

In London the meteorological summer is June, July and August and winter is December, January and February. This is a good month-range for a city break that wants outdoor hours without betting the packing list on heat. Carry a shell.

Read London in this stretch as its own climate, not as a generic holiday season copied from another destination.

Summer

Summer in London is the most usable stretch of the year: June, July and August. Long days, milder nights, and outdoor weather that makes a city break feel like a holiday.

In London the meteorological summer is June, July and August and winter is December, January and February. It is still a mixed-sky climate. A grey afternoon is not a surprise. Pack for sitting outside and for the hour you duck into a museum because the sky decided otherwise.

Read London in this stretch as its own climate, not as a generic holiday season copied from another destination.

Autumn

Autumn in London is the second spring, then a slide: September, October and November. Early weeks are for walking. Later weeks are for jackets and shorter outdoor plans.

In London the meteorological summer is June, July and August and winter is December, January and February. Rain returns as a planning constraint. London in these months is still a good city-break climate if you pack for weather instead of for a brochure afternoon.

Read London in this stretch as its own climate, not as a generic holiday season copied from another destination.

Winter

Winter in London is grey, wet and short on daylight: December, January and February. Snow is possible and not the identity of the season. Museums, food and walking between showers are the trip.

In London the meteorological summer is June, July and August and winter is December, January and February. A bright winter afternoon in London is worth going out for. The rest of the day is not a failed summer. It is the climate this place actually has.

Read London in this stretch as its own climate, not as a generic holiday season copied from another destination.

London weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

Average temperature and rainfall, month by month

Every figure below is a 1991–2020 climate normal for London, in °C and °F. Open a month for what to expect and what to pack.

London weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January6°C / 42°F59 mm
February6°C / 43°F45 mm
March8°C / 46°F38 mm
April10°C / 51°F43 mm
May14°C / 56°F46 mm
June17°C / 62°F47 mm
July19°C / 66°F46 mm
August19°C / 65°F53 mm
September16°C / 60°F51 mm
October12°C / 54°F64 mm
November8°C / 47°F67 mm
December6°C / 43°F57 mm

Where to stay in London

Dates are a starting point for May.

All hotels in London

Travel guides for London

What to read before you book.

All travel guides in London

Check another month

Now pick a month.

FAQs about London weather

Climate averages for London, 1991–2020.

The best time to visit London is between May and October, the most comfortable stretch of the year on these averages.

July is the hottest month, with an average around 19°C.

November is the wettest month, with about 67 mm of rain.

January is the coolest month, averaging 6°C (42°F) against 19°C (66°F) in July.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what each month is usually like, which is what you want when booking ahead. For today or the coming week, check a live forecast.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.