East Sussex, United Kingdom Weather

  1. East Sussex, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in East Sussex over the next 12 hours
  7. Temperature and possibility of rain in East Sussex in the coming days
  8. Rainfall in East Sussex in the coming days
  9. East Sussex Weather Summary
  10. Weather averages by month
  11. East Sussex's weather
  12. Frequently asked questions
  13. Comments
East Sussex, Weather
(Photo by Viktor Forgacs on Unsplash)

Current conditions

Updated:
12°C
53.6°F
°C °F

Condition: Overcast

Pressure: 1,004 hPa

Feel like: 10 °C

Temperature: 12°C

Cloud: 100%

Humidity: 76%

Wind: SE - 10 km/h

Visibility: 33.14 km

Weather forecast

Sat
06 Jun
9°C / 17°C
Overcast
Sun
07 Jun
11°C / 15°C
Moderate Drizzle
Mon
08 Jun
10°C / 16°C
Overcast
Tue
09 Jun
7°C / 15°C
Overcast
Wed
10 Jun
11°C / 16°C
Drizzle
Hourly forecast today:
23:00 PM
8° / 12°
8° / 12°
Overcast
76% 19 km/h
00:00 AM
9° / 12°
9° / 12°
Overcast
82% 22 km/h
01:00 AM
9° / 13°
9° / 13°
Overcast
79% 27 km/h
02:00 AM
10° / 12°
10° / 12°
Drizzle
88% 25 km/h
03:00 AM
11° / 12°
11° / 12°
Drizzle
91% 22 km/h
04:00 AM
10° / 12°
10° / 12°
Drizzle
90% 21 km/h
05:00 AM
11° / 13°
11° / 13°
Overcast
87% 28 km/h
06:00 AM
10° / 12°
10° / 12°
Drizzle
87% 29 km/h
07:00 AM
10° / 12°
10° / 12°
Moderate Drizzle
92% 32 km/h
08:00 AM
11° / 11°
11° / 11°
Slight Rain
96% 43 km/h
09:00 AM
11° / 12°
11° / 12°
Moderate Drizzle
93% 46 km/h

30 Day Averages and Extremes

  • Average high 18.23°C
  • Average low 10.63°C
  • Hottest day 30°C (24 May 2026)
  • Coldest day 0°C (18 June 2026)
  • Average humidity 70.13%
  • Days with precipitation 21 days
  • Highest precipitation 89 mm (01 June 2026)

Yesterday's Data

  • Max: 16°C
  • Min: 11°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in East Sussex over the next 12 hours

Temperature and possibility of rain in East Sussex in the coming days

Rainfall in East Sussex in the coming days

East Sussex Climate Summary

East Sussex features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.77ºC (53.19ºF), which is about 1.02% higher than the national average for United Kingdom. Annually, the city experiences approximately 60.07 millimeters (2.36 inches) of rainfall, spread across 132.45 rainy days, accounting for 36.29% of the year.

Longitude 50.9085955
Latitude 0.2494166
Yearly high temperature 13.54ºC (56.37ºF)
Yearly low temperature 8.41ºC (47.14ºF)
Hottest month July 20.3ºC (68.54ºF)
Coldest month December 4.85ºC (40.73ºF)
Yearly precip 60.07mm (2.36in)
Days with rainfall 132.45 days (36.29%)
Driest month April (80.78%)
Wettest month October (81.96%)

Weather averages by month

Month High / Low (°C) Rain
January 7.23° / 3.61° 13.18 days
February 7.39° / 3.7° 11.45 days
March 9.63° / 4.68° 8.82 days
April 12.57° / 6.38° 7.55 days
May 14.99° / 8.67° 10.27 days
June 17.84° / 11.3° 10.09 days
July 20.3° / 13.68° 11.36 days
August 20.22° / 14.16° 11.73 days
September 18.2° / 12.51° 8.45 days
October 14.81° / 10.3° 12.64 days
November 10.81° / 7.05° 13.64 days
December 8.45° / 4.85° 13.27 days

East Sussex's weather

Frequently asked questions

1. What is the hottest month in East Sussex?

July has the highest average monthly temperature (daily mean of 20.3ºC) and December are the coolest (daily mean of 4.85ºC).

2. What should I wear in East Sussex today?

For today's mild weather in East Sussex, with temperatures between 12ºC to 15ºC (53.6ºF to 59.0ºF), consider wearing:
- Scarf (optional)
- Long-sleeve shirt or blouse
- Casual sneakers or loafers
- Cotton socks

Temperature

Early
9°C / 11°C
Morning
9°C / 15°C
Afternoon
7°C / 15°C
Evening
8°C / 11°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 448
  • CO 110
  • NH3 0
  • NO2 5
  • O3 73
  • PM10 12
  • PM25 5
  • SO2 0
  • CH4 1,362

Sunrise / Sunset

03:46
20:08