Live Weather & Forecast
Weather in West Sussex
United Kingdom · Real-time conditions & 3-day outlook
13°C
Feels like 11°C
56°F / Feels 51°F
Light rain
West Sussex, United Kingdom
🌞 Daytime
Updated: 2026-04-15 16:30
Humidity
77%
Wind
31 km/h SSW
Wind Gust
44 km/h
Pressure
1009 mb
Visibility
10 km
UV Index
1.9
(Low)
Precipitation
0.75 mm
Cloud Cover
50%
Dew Point
10.2°C
Wind Degree
203°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
122.9 μg/m³
NO₂
4 μg/m³
O₃
69 μg/m³
SO₂
1.1 μg/m³
PM 2.5
4.3 μg/m³
PM 10
6.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for West Sussex, United Kingdom
12 AM
9°
Fog
1 AM
9°
Fog
2 AM
9°
Fog
3 AM
9°
Light drizzle
4 AM
9°
Fog
5 AM
10°
Overcast
6 AM
10°
Overcast
7 AM
10°
Mist
8 AM
11°
Overcast
9 AM
12°
Patchy rain nearby
10 AM
12°
Overcast
11 AM
12°
Patchy rain nearby
12 PM
14°
Patchy rain nearby
1 PM
15°
Light drizzle
2 PM
15°
Patchy rain nearby
3 PM
15°
Light rain
4 PM
13°
Light rain
5 PM
12°
Light rain
6 PM
11°
Patchy rain nearby
7 PM
10°
Patchy rain nearby
8 PM
8°
Patchy rain nearby
9 PM
8°
Partly Cloudy
10 PM
7°
Partly Cloudy
11 PM
7°
Cloudy
3-Day Forecast
Daily overview for West Sussex, United Kingdom
Today
Patchy rain nearby
15°
/
7°
🌧️ 97% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 34.9 km/h
🌧️ Total precip: 4.5 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:07 AM
🌇 Sunset: 08:10 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Patchy rain nearby
12°
/
6°
🌧️ 87% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 32 km/h
🌧️ Total precip: 2.1 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:05 AM
🌇 Sunset: 08:12 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Patchy rain nearby
14°
/
5°
🌧️ 87% chance of rain
💧 Avg. humidity: 83%
💨 Max wind: 30.2 km/h
🌧️ Total precip: 0.98 mm
☀️ UV Index: 0.4
🌅 Sunrise: 06:03 AM
🌇 Sunset: 08:14 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit West Sussex
Plan your trip around the most favorable weather conditions in West Sussex, United Kingdom.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in West Sussex?
Current conditions in West Sussex: Light rain, temperature 13°C, humidity 77%.
What is the best time to visit West Sussex?
The best time to visit West Sussex is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in West Sussex?
West Sussex shares the climate of United Kingdom. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in West Sussex?
Rainfall patterns in West Sussex vary by season. Peak rainfall typically occurs outside of the dry season.
What should I pack for West Sussex?
For visits during June – September: light clothing and sun protection. For the November – March period: layers and a waterproof jacket are recommended for West Sussex.
What country is West Sussex in?
West Sussex is a state/province of United Kingdom.
What are the public holidays in West Sussex in 2026?
View the full list of 2026 public holidays for West Sussex on our Holidays page.
What are the coordinates for the weather forecast in West Sussex?
The weather forecast for West Sussex is based on coordinates 54, -2.