Will it be hot in London?

The heat forecast percentage is calculated by combining data from several computer models.

Short range 21°C

Will temperatures climb to or above 21°C today, tomorrow or the day after?

Sat 27 Jul
95%

Sun 28 Jul
95%

Mon 29 Jul
85%

Medium range 21°C

Will temperatures climb to or above 21°C during the following ten days?

Tue 30 Jul
94%
Wed 31 Jul
88%
Thu 01 Aug
94%
Fri 02 Aug
91%
Sat 03 Aug
76%
Sun 04 Aug
67%
Mon 05 Aug
79%
Tue 06 Aug
76%
Wed 07 Aug
73%

Short range 25°C

Will temperatures climb to or above 25°C today, tomorrow or the day after?

Sat 27 Jul
0%

Sun 28 Jul
48%

Mon 29 Jul
85%

Medium range 25°C

Will temperatures climb to or above 25°C during the following ten days?

Tue 30 Jul
82%
Wed 31 Jul
79%
Thu 01 Aug
79%
Fri 02 Aug
48%
Sat 03 Aug
30%
Sun 04 Aug
21%
Mon 05 Aug
30%
Tue 06 Aug
18%
Wed 07 Aug
30%

Short range 30°C

Will temperatures climb to or above 30°C today, tomorrow or the day after?

Sat 27 Jul
0%

Sun 28 Jul
0%

Mon 29 Jul
0%

Medium range 30°C

Will temperatures climb to or above 30°C during the following ten days?

Tue 30 Jul
9%
Wed 31 Jul
6%
Thu 01 Aug
6%
Fri 02 Aug
0%
Sat 03 Aug
0%
Sun 04 Aug
3%
Mon 05 Aug
3%
Tue 06 Aug
6%
Wed 07 Aug
0%

Frost, rain, snow, heat and thunder risk

London frost

London rain

London snow

London heat

London thunder

Full weather forecast

Next 3 days hour by hour

London hourly

Next 16 days in 3 hour intervals

London 16 day

Select location

UK postcode or place

Information

The heat forecast updates four times each day.

It combines data from the Meteo France Arpege, NCEP Global Forecast System (GFS) and NCEP Global Ensemble Forecast System (GEFS).

If you would like more in-depth information check our extensive range of Numerical Weather Prediction model data

To check the complete weather forecast use the Place, postcode or geolocation options in the header.