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:
19°C
66.2°F
°C °F

Condition: Moderate Drizzle

Pressure: 1,014 hPa

Feel like: 20 °C

Temperature: 19°C

Cloud: 100%

Humidity: 96%

Wind: SSE - 8 km/h

Visibility: 30.88 km

Weather forecast

Wed
24 Jun
19°C / 31°C
Slight Thunderstorm
Thu
25 Jun
18°C / 26°C
Drizzle
Fri
26 Jun
17°C / 27°C
Moderate Rain
Sat
27 Jun
16°C / 22°C
Slight Rain
Sun
28 Jun
15°C / 24°C
Overcast
Hourly forecast today:
03:00 AM
18° / 19°
18° / 19°
Moderate Drizzle
96% 22 km/h
04:00 AM
18° / 19°
18° / 19°
Overcast
92% 28 km/h
05:00 AM
17° / 19°
17° / 19°
Overcast
88% 30 km/h
06:00 AM
17° / 20°
17° / 20°
Overcast
84% 30 km/h
07:00 AM
17° / 21°
17° / 21°
Overcast
77% 32 km/h
08:00 AM
18° / 23°
18° / 23°
Clear Sky
72% 20 km/h
09:00 AM
18° / 23°
18° / 23°
Partly Cloudy
71% 18 km/h
10:00 AM
18° / 25°
18° / 25°
Partly Cloudy
65% 14 km/h
11:00 AM
17° / 27°
17° / 27°
Clear Sky
54% 13 km/h
12:00 PM
17° / 30°
17° / 30°
Clear Sky
46% 13 km/h
13:00 PM
16° / 31°
16° / 31°
Clear Sky
40% 15 km/h

30 Day Averages and Extremes

  • Average high 21.77°C
  • Average low 13.13°C
  • Hottest day 33°C (23 June 2026)
  • Coldest day 0°C (06 July 2026)
  • Average humidity 69.47%
  • Days with precipitation 20 days
  • Highest precipitation 49 mm (10 June 2026)

Yesterday's Data

  • Max: 31°C
  • Min: 17°C
  • Total Precipitation: 6 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 very hot weather in East Sussex, with the high temperatures above 33ºC (91.4ºF), consider wearing:
- UV-blocking sunglasses
- Airy sandals or flip-flops
- Broad-brimmed sun hat
- Lightweight, loose-fitting shorts

Temperature

Early
18°C / 19°C
Morning
18°C / 23°C
Afternoon
17°C / 28°C
Evening
17°C / 20°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 444
  • CO 143
  • NH3 1
  • NO2 12
  • O3 60
  • PM10 21
  • PM25 15
  • SO2 1
  • CH4 1,409

Sunrise / Sunset

03:45
20:17