Cool
Average highs are around 17°C, so pack for cooler days.
September verdict
Poor for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 4h per day, so this is not one of the brighter months. Rainfall averages 99mm, so some wet days are possible.
Monthly averages
Temp
17°C
Rain
99mm
Sun
4h
Sea
16°C
Weather score
27
Poor
Cool
Average highs are around 17°C, so pack for cooler days.
Showers
Rainfall averages 99mm, so some wet days are possible.
Limited sun
Sunshine averages 4h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Compare Preston, England, United Kingdom with nearby places by weather score, rain, sun, temperature, and swim conditions.
September17°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
September99mm average rain
September is wetter than Preston's yearly average, so flexible plans matter more.
Driest monthsFebruary to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September4 hours average sun
September sits close to Preston's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
September16°C average sea
September sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJune to September
Sea temperatures are usually near 15°C in this stretch, so swimming comfort is at its strongest.
September27 weather score
September sits close to Preston's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.