Tomorrow's Weather Forecast - Brighton

Tomorrow's weather in Brighton. high 19°C (66°F), low 15°C (59°F). Overcast.

Tomorrow’s Outlook

Tomorrow will be 2°C cooler than today. Mild conditions with dry weather expected all day. Humidity holds around 77%, giving the air a damp, heavy feel even without much heat behind it. Winds will turn gusty at times, reaching up to 52 km/h. Sunrise is at 6:31 AM and sunset at 7:21 PM, for about 12h 50m of daylight.

Tomorrow
19°/ 15°
Today21° / 17°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon17°
Rain probability
0%
Wind speed
15 km/h
AfternoonNoon – 6 PM19°
Rain probability
0%
Wind speed
25 km/h
Evening6 PM – Midn19°
Rain probability
6%
Wind speed
24 km/h
NightMidn – 6 AM16°
Rain probability
0%
Wind speed
8 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
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Temperature · peaks at +19°C

Planning Advice for Tomorrow

Clothing
Warm jacket and comfortable layers recommended.
Outdoor
Good conditions for outdoor activities.
Travel
Standard travel conditions expected.

Sunrise & Sunset

Sunrise
Dawn 6:01 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 shift2 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Brighton is forecast to reach a high of 19°C tomorrow, with an overnight low around 15°C. Expect little chance of rain (6% probability) and moderate breezes averaging 25 km/h. Air quality is currently good (AQI 27), with no notable outdoor health concerns.

Today vs Normal

21°C+2° above normal

The long-term average high for today is 19°C.

26 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: 23°C23°2026-08-29: 20°C20°2026-08-30: 21°C21°2026-08-31: 22°C22°2026-09-01: 22°C22°2026-09-02: 21°C21°2026-09-03: 23°C23°2026-09-04: 22°C22°2026-09-05: 22°C22°2026-09-06: 24°C24°2026-09-07: 22°C22°2026-09-08: 18°C18°

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.