Temperature in West Sussex in September

Daytime highs, nighttime lows and the warmest cities in West Sussex, the United Kingdom this September.

West Sussex, the United Kingdom, a region in the United Kingdom, typically experiences pleasant weather in September, with maximum daytime temperatures around 19°C (66°F) and nighttime temperatures around 13°C (55°F) in Chichester. September falls during the summer season.

What is the temperature of the different cities in West Sussex, the United Kingdom in September?

Discover the typical September temperatures for the most popular locations of West Sussex on the map below. Detailed insights are just a click away.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit West Sussex, check out our West Sussex's climate page.

See also: West Sussex weather by month.

Best Places to Visit in West Sussex in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across West Sussex.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in West Sussex

West Sussex temperatures in September: frequently asked questions

How hot does it get in West Sussex, the United Kingdom in September?

Daytime temperatures in Chichester typically peak at 19°C (66°F) in September, putting it in the pleasant range.

How cold does it get at night in West Sussex, the United Kingdom in September?

After dark, Chichester cools to about 13°C (55°F) on an average September night.

Interested in more climate information?

We have much more information about the climate in West Sussex.

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 travel conditions. Find out where to go with our weather planner.

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