United KingdomCountries United Kingdom East Sussex September Temperatures
United KingdomUnited Kingdom East Sussex
East Sussex United Kingdom
Temperatures in September
ClimateForecastSeptemberOctober >>

East Sussex temperatures in September

East Sussex is a region in the United Kingdom. September is generally a pleasant month with maximum daytime temperatures around 19°C and nighttime temperatures around 14°C in Brighton & Hove. In September, it is summer.

What is the temperature of the different cities in East Sussex in September?

Find the average daytime temperatures in September for the most popular destinations in East Sussex on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
Map not visible? Whoops sorry! Please refresh the page.
Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the water's temperature in September?
    • The water temperature averages approximately 18°C in Brighton & Hove this month, so still a bit cool to swim but some enjoy a chilly dive.

    Interested in more climate information?

    We have much more information about the climate in East Sussex. Interested in the weather conditions in a specific month? Select the month below.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      

    • Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.