Tomorrow's Weather Forecast - London

Tomorrow's weather in London. high 23°C (73°F), low 14°C (57°F). Drizzle.

Tomorrow’s Outlook

Tomorrow will be 2°C warmer than today. Expect pleasant, mostly clear skies with little chance of rain. Humidity sits at a moderate 68%, so the air shouldn't feel unusually damp or dry. A light breeze near 19 km/h is expected. Sunrise is at 6:30 AM and sunset at 7:21 PM, for about 12h 51m of daylight.

Tomorrow
23°/ 14°
Today21° / 16°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon16°
Rain probability
0%
Wind speed
17 km/h
AfternoonNoon – 6 PM22°
Rain probability
0%
Wind speed
19 km/h
Evening6 PM – Midn20°
Rain probability
12%
Wind speed
19 km/h
NightMidn – 6 AM17°
Rain probability
0%
Wind speed
10 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +23°C

Planning Advice for Tomorrow

Clothing
Light layers work well; a jacket for the evening.
Outdoor
Good conditions for outdoor activities.
Travel
Standard travel conditions expected.

Sunrise & Sunset

Sunrise
Dawn 6:00 AM
Total Daylight
Full day forecastSolar noon 12:56 PM
Sunset
Dusk 7:51 PM
vs today-4 min daylight
Sunrise shift2 min later
Sunset shift3 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

London is forecast to reach a high of 23°C tomorrow, with an overnight low around 14°C. That's 3° above the long-term average high of 20°C for this time of year. It continues a recent pattern — 24 of the last 28 days with published data have run warmer than normal. Expect little chance of rain (12% probability) and a gentle breeze averaging 19 km/h. Air quality is currently good (AQI 22), with no notable outdoor health concerns.

Today vs Normal

21°C+1° above normal

The long-term average high for today is 20°C.

24 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-28: 24°C24°2026-08-29: 19°C19°2026-08-30: 22°C22°2026-08-31: 23°C23°2026-09-01: 23°C23°2026-09-02: 21°C21°2026-09-03: 25°C25°2026-09-04: 21°C21°2026-09-05: 23°C23°2026-09-06: 26°C26°2026-09-07: 24°C24°2026-09-08: 19°C19°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.