London, United Kingdom — Weather in April 2027

Monthly climate averages for London, United Kingdom. Based on 10-year ERA5 reanalysis data.

Cfb Oceanic
5.5 /10
Fair

April is a fair month in London

Climate Overview

London, United Kingdom in April has mild conditions, with highs averaging 13.5°C (56°F) and noticeably cooler mornings.

This month falls at the middle of Spring.

Temperatures remain fairly steady throughout April, with daily highs around 13°C (55°F).

April sees fairly even rainfall, totalling about 41 mm across the month.

Expect around 8.5h of sunshine at the start of April, increasing to 9.0h by the end.

The warmest days tend to fall around the 20th, averaging 15°C (59°F).

Compared to March, this month is about 3°C warmer with 3 fewer rainy days. Temperatures will rise further into May.

LIVE Current Weather Local Time
LIVE Air Quality

Monthly April Averages

Temperature
14°C / 5°C
Feels Like
11°C / 2°C
Rain
9 days · 41 mm
Sunshine
9.4h / day
Humidity
75% — Humid
Wind
19 km/h
Wind Direction
NE (46°)
Gusts
40 km/h
Daylight
13.9 h
Cloud Cover
63%
Clear Sky Days
2.5
UV Index
4.8 — Moderate
Dew Point
5°C — Dry
Moon Phase
Waxing Gibbous · 61%
Frost Days
2 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

20°C 17°C 14°C 11°C 8°C 5°C 2°C 151015202530
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 151015202530
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202530
Sunshine

Daily Wind Speed

0 6 12 18 24 30 151015202530
Wind Speed
Sun Position
Sunrise 06:06
Daylight 13.8h
Sunset 19:57

Compare Months

January
Poor
Temp
7°C / 2°C
Feels Like
4°C / -2°C
Rain
11days (59 mm) Wet
Sun
3.6h Poor
Humidity
88% Very Muggy
UV
1.1 Low
Snow Days
2days
View Details
February
Poor
Temp
9°C / 3°C
Feels Like
5°C / -1°C
Rain
10days (50 mm) Wet
Sun
4.8h Fair
Humidity
83% Humid
UV
1.6 Low
Snow Days
1days
View Details
March
Poor
Temp
11°C / 4°C
Feels Like
7°C / 0°C
Rain
12days (55 mm) Wet
Sun
6.5h Fair
Humidity
80% Humid
UV
3.4 Moderate
Snow Days
1days
View Details
April
Fair
Temp
14°C / 5°C
Feels Like
11°C / 2°C
Rain
9days (41 mm) Wet
Sun
9.4h Good
Humidity
75% Muggy
UV
4.8 Moderate
View Details
May best
Good
Temp
18°C / 9°C
Feels Like
16°C / 6°C
Rain
10days (53 mm) Wet
Sun
10.5h Excellent
Humidity
74% Muggy
UV
5.6 High
View Details
June best
Excellent
Temp
21°C / 12°C
Feels Like
20°C / 11°C
Rain
9days (62 mm) Wet
Sun
11h Excellent
Humidity
73% Muggy
UV
6.4 High
View Details
July best
Excellent
Temp
23°C / 14°C
Feels Like
22°C / 13°C
Rain
10days (55 mm) Wet
Sun
10.5h Excellent
Humidity
71% Muggy
UV
5.6 High
View Details
August best
Excellent
Temp
22°C / 14°C
Feels Like
21°C / 13°C
Rain
9days (53 mm) Wet
Sun
9.7h Good
Humidity
74% Muggy
UV
5.3 High
View Details
September best
Good
Temp
20°C / 12°C
Feels Like
18°C / 10°C
Rain
11days (56 mm) Wet
Sun
7.8h Good
Humidity
78% Humid
UV
4 Moderate
View Details
October
Fair
Temp
15°C / 9°C
Feels Like
13°C / 7°C
Rain
11days (72 mm) Wet
Sun
5.7h Fair
Humidity
83% Humid
UV
2.4 Moderate
View Details
November
Poor
Temp
11°C / 5°C
Feels Like
8°C / 2°C
Rain
11days (66 mm) Wet
Sun
4.2h Fair
Humidity
87% Very Muggy
UV
1.3 Low
View Details
December
Poor
Temp
9°C / 4°C
Feels Like
5°C / 0°C
Rain
11days (65 mm) Wet
Sun
2.8h Poor
Humidity
89% Very Muggy
UV
0.8 Low
Snow Days
1days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 7°C / 2°C 4°C / -2°C 11days (59 mm) Wet 3.6h Poor 88% Very Muggy 1.1 Low Poor View Details
February 9°C / 3°C 5°C / -1°C 10days (50 mm) Wet 4.8h Fair 83% Humid 1.6 Low Poor View Details
March 11°C / 4°C 7°C / 0°C 12days (55 mm) Wet 6.5h Fair 80% Humid 3.4 Moderate Poor View Details
April 14°C / 5°C 11°C / 2°C 9days (41 mm) Wet 9.4h Good 75% Muggy 4.8 Moderate Fair View Details
May best 18°C / 9°C 16°C / 6°C 10days (53 mm) Wet 10.5h Excellent 74% Muggy 5.6 High Good View Details
June best 21°C / 12°C 20°C / 11°C 9days (62 mm) Wet 11h Excellent 73% Muggy 6.4 High Excellent View Details
July best 23°C / 14°C 22°C / 13°C 10days (55 mm) Wet 10.5h Excellent 71% Muggy 5.6 High Excellent View Details
August best 22°C / 14°C 21°C / 13°C 9days (53 mm) Wet 9.7h Good 74% Muggy 5.3 High Excellent View Details
September best 20°C / 12°C 18°C / 10°C 11days (56 mm) Wet 7.8h Good 78% Humid 4 Moderate Good View Details
October 15°C / 9°C 13°C / 7°C 11days (72 mm) Wet 5.7h Fair 83% Humid 2.4 Moderate Fair View Details
November 11°C / 5°C 8°C / 2°C 11days (66 mm) Wet 4.2h Fair 87% Very Muggy 1.3 Low Poor View Details
December 9°C / 4°C 5°C / 0°C 11days (65 mm) Wet 2.8h Poor 89% Very Muggy 0.8 Low Poor View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaComfortable walking shoes

Frequently Asked Questions

April is typically fair for visiting London, with average highs of 14°C (56°F) and around 9 rainy days. London, United Kingdom in April has mild conditions, with highs averaging 13.5°C (56°F) and noticeably cooler mornings.
London typically sees around 9 rainy days in April with 41 mm (1.6 in) of total rainfall. An umbrella should suffice.
Yes, nights in London during April are cold, averaging 5°C (41°F). Pack warm layers and a coat for evenings.
With highs of 14°C (56°F) and lows of 5°C (41°F) in April, we recommend: Layered clothing, Light jacket, Umbrella, Comfortable walking shoes. Comfortable walking shoes are essential.
April is not the most favourable month weather-wise in London. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in London during April is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.
London gets approximately 14 hours of daylight per day in April, with around 9 hours of sunshine.
Snow is uncommon in London during April based on 10-year climate averages.

Last updated: