Average temperatures, rainfall and packing tips for Brighton, United Kingdom in September
🌡️ Avg high
18°C
🌙 Avg low
12°C
🌧️ Rainfall
~143 mm
📊 Warmth rank
#4 of 12
September in Brighton at a glance
September in Brighton is typically mild, with average daytime highs around 18°C and nights near 12°C. Temperature-wise it sits mid-range for Brighton (the 4th warmest month).
September is one of the wetter months in Brighton, with around 143 mm of rain - plan around showers.
What to pack for Brighton in September
Medium layers: long sleeves and a sweater
A light-to-medium jacket
A rain jacket or umbrella - this is one of the wetter months
Brighton - year at a glance
HighLow · September highlighted
Is September a good time to visit Brighton?
🧳 September is one of the most comfortable months to visit Brighton - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In September, Brighton averages a daytime high of about 18°C and a night-time low of around 12°C, based on recent historical data.
Does it rain in Brighton in September?
September is one of the wetter months in Brighton, with around 143 mm of rain - plan around showers.
Is September a good time to visit Brighton?
September is one of the most comfortable months to visit Brighton - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.