London

United Kingdom · 51.51°, -0.13° · 7 models compared

Compare with another city

Next 48 hours

Model comparison

Model accuracy leaderboard

last 30 days · daily high · vs ERA5

Over the last 30 days, ECMWF IFS was closest for London (avg error 1.1°).

1ECMWF IFS
1.1° err
2UKMO
1.1° err
3ARPEGE/AROME
1.2° err
4GEM
1.2° err
5GFS
1.2° err
6ICON
1.2° err
7JMA GSM/MSM
3.9° err

Lower error is better. We compare each model's past forecasts against what actually happened (ERA5 reanalysis). See the methodology.

Ensemble uncertainty

Best-day planner

On this day

Air quality

Sky tonight

Waxing crescent
44% illuminated
Climate report

London's climate, by the numbers

1991–2020 normals from the ERA5 reanalysis archive.

Temperature & rainfall by month

Jan2°–7°
Feb2°–8°
Mar3°–11°
Apr5°–14°
May8°–17°
Jun11°–20°
Jul14°–22°
Aug14°–21°
Sep11°–19°
Oct8°–15°
Nov5°–10°
Dec3°–8°

Bar spans the average low to average high. Wettest month: 64 mm.

Weather DNA

London's unique climate fingerprint

Rainfall by month

Jan55 mm
Feb47 mm
Mar43 mm
Apr49 mm
May52 mm
Jun56 mm
Jul55 mm
Aug61 mm
Sep48 mm
Oct60 mm
Nov64 mm
Dec58 mm

Average monthly rainfall (1991–2020).

London has a temperate climate with clearly distinct seasons. Across the year the average temperature sits around 10.7°C, peaking in July and bottoming out in January.

Rain is spread fairly evenly through the year, totalling about 649 mm. November is typically the wettest month and March the driest, but there's no single dominant rainy season.

It's a moderately sunny place overall, with roughly 2737 hours of sunshine a year — worth keeping in mind when you compare it against other cities on Climify.

Records

Hottest
35° 2019-07-25
Coldest
-12° 1991-02-09
Wettest day
34 mm 1996-08-23

Warming trend

+ 0.8°C vs 1961–1990
1960s10°
1970s+0.2°10°
1980s+0.4°10°
1990s+0.9°11°
2000s+1.2°11°
2010s+1.2°11°
2020s+2.1°12°

Change versus the 1960s, the earliest decade on record.

London weather — FAQ

Which weather model is most accurate for London? +

Climify backtests all seven models against what actually happened over the last 30 days (ERA5 reanalysis) and ranks them by average error for London specifically. The live leaderboard on this page shows the current ranking.

What is the climate of London like? +

London has a temperate climate with clearly distinct seasons. Across the year the average temperature sits around 10.7°C, peaking in July and bottoming out in January. Rain is spread fairly evenly through the year, totalling about 649 mm. November is typically the wettest month and March the driest, but there's no single dominant rainy season. It's a moderately sunny place overall, with roughly 2737 hours of sunshine a year — worth keeping in mind when you compare it against other cities on Climify.

How hot does London get? +

The hottest temperature on record for London in the ERA5 archive is 35° (2019-07-25). The warmest month on average is July.

Embed London on your site

Drop this snippet anywhere to show a live London weather card that links back to Climify.

<iframe src="https://climify.com/embed/london" width="360" height="280" style="border:0;border-radius:16px" title="London weather by Climify" loading="lazy"></iframe>

Preview it at /embed/london.