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:
20°C
68.0°F
°C °F

Condition: Partly Cloudy

Pressure: 1,006 hPa

Feel like: 21 °C

Temperature: 20°C

Cloud: 72%

Humidity: 68%

Wind: SW - 13 km/h

Visibility: 33.64 km

Weather forecast

Sat
20 Jun
11°C / 27°C
Slight Thunderstorm
Sun
21 Jun
18°C / 31°C
Slight Thunderstorm
Mon
22 Jun
17°C / 30°C
Slight Thunderstorm
Tue
23 Jun
17°C / 29°C
Mainly Clear
Wed
24 Jun
16°C / 25°C
Clear Sky
Hourly forecast today:
15:00 PM
14° / 20°
14° / 20°
Partly Cloudy
68% 26 km/h
16:00 PM
14° / 20°
14° / 20°
Clear Sky
68% 28 km/h
17:00 PM
15° / 19°
15° / 19°
Clear Sky
79% 28 km/h
18:00 PM
15° / 19°
15° / 19°
Clear Sky
79% 28 km/h
19:00 PM
15° / 18°
15° / 18°
Clear Sky
81% 19 km/h
20:00 PM
15° / 17°
15° / 17°
Clear Sky
88% 16 km/h
21:00 PM
15° / 16°
15° / 16°
Clear Sky
89% 14 km/h
22:00 PM
14° / 15°
14° / 15°
Clear Sky
93% 11 km/h
23:00 PM
14° / 14°
14° / 14°
Clear Sky
95% 11 km/h
00:00 AM
13° / 13°
13° / 13°
Clear Sky
97% 7 km/h
01:00 AM
13° / 13°
13° / 13°
Clear Sky
98% 9 km/h

30 Day Averages and Extremes

  • Average high 20.37°C
  • Average low 12.33°C
  • Hottest day 33°C (27 June 2026)
  • Coldest day 0°C (02 July 2026)
  • Average humidity 71.8%
  • Days with precipitation 22 days
  • Highest precipitation 66 mm (05 June 2026)

Yesterday's Data

  • Max: 25°C
  • Min: 15°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 warm weather in East Sussex, with temperatures between 19ºC to 22ºC (66.2ºF to 71.6ºF), you might consider wearing:
- Sun hat or cap
- Cotton or linen fabrics
- T-shirt or short-sleeve blouse
- Sunscreen (if spending time outdoors)

Temperature

Early
14°C / 15°C
Morning
18°C / 23°C
Afternoon
14°C / 20°C
Evening
15°C / 16°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 442
  • CO 112
  • NH3 1
  • NO2 1
  • O3 88
  • PM10 10
  • PM25 6
  • SO2 0
  • CH4 1,362

Sunrise / Sunset

03:44
20:16