5-day weather forecast London 04-07-2026

Weather forecast London Saturday, July 4 04.07.2026: sunny, temperature from 17 °C to 29 °C.

Precipitation probability 1%. Wind up to 5.81 m/s (gusts 6.86 m/s). Air humidity 24–77%, atmospheric pressure 767–770 mm Hg, UV index up to 7.9.

Sunrise 04:50
Sunset 21:19

Waning Gibbous70% illuminated
Moonrise 23:30 · Moonset 09:39

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Table

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Forecast from 17 °C to 29 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	20	19	18	18	17	17	17	18	20	22	24	25	27	27	28	29	29	29	28	27	26	24	23	21
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	2	2	3	4	4	3	6	5	9	25	42	26	40	10	12	15	10	8	7	6	4	0	1	10
Rain chance (%)	1	3	4	5	7	8	8	6	4	4	5	3	3	1	1	1	1	1	1	1	1	1	1	2

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	3.81	3.81	3.69	3.61	3.69	3.69	3.89	4.31	4.5	4.81	5.39	5.69	5.69	5.61	5.5	5.31	5.61	5.69	5.81	5.19	4.69	4.81	4	3.19
Wind gust (m/s)	5.39	5.33	5.14	5.06	5.28	5.25	5.28	5.39	5.17	5.53	6.22	6.56	6.56	6.44	6.33	6.11	6.44	6.56	6.67	6.14	6.06	6.86	5.83	4.44
Wind direction (°)	W 259°	WSW 258°	WSW 258°	WSW 252°	WSW 250°	WSW 249°	WSW 253°	WSW 257°	W 259°	W 263°	W 272°	W 275°	W 279°	WNW 286°	WNW 292°	WNW 292°	WNW 301°	NW 307°	NW 308°	NW 305°	NW 306°	NW 311°	NW 320°	N 349°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	45	54	62	68	73	77	77	72	64	57	51	46	40	36	32	27	25	24	24	25	28	33	38	45

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	770	769	769	769	768	768	768	768	768	768	768	767	767	767	767	767	767	767	767	767	767	767	768	769

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0.2	0.7	1.6	2.9	4.6	6.2	7.4	7.9	7.5	6.3	4.6	3	1.6	0.7	0.2	0	0	0

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Sat, Jul 4, 2026

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →