Withernsea weather in September 2025

Q: How hot is it in Withernsea in September?

Daytime temperatures usually reach 18°C in Withernsea in September, falling to 10°C at night.

Q: How sunny is it in Withernsea in September?

There are normally 5 hours of bright sunshine each day in Withernsea in September - that's 36% of daylight hours.

Q: How warm is the sea around Withernsea in September?

The average sea temperature around Withernsea in September is 14°C.

Q: Does it rain in Withernsea in September?

There are usually 16 days with some rain in Withernsea in September and the average monthly rainfall is 54mm.

Expect daytime maximum temperatures of 64°F in Withernsea, England in September based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 2.1 inches of rainfall in the month.

64
64°F max day temperature
5
5 hours of sunshine per day
16
16 days with some rainfall
50
50°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
2.1
2.1 inches of monthly rainfall
4
4 (Moderate) UV index
57
57°F sea temperature

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The September weather guide for England (Withernsea) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about England

How hot is it in Withernsea in September?

Daytime temperatures usually reach 64°F in Withernsea in September, falling to 50°F at night.

How sunny is it in Withernsea in September?

There are normally 5 hours of bright sunshine each day in Withernsea in September - that's 36% of daylight hours.

How warm is the sea around Withernsea in September?

The average sea temperature around Withernsea in September is 57°F.

Does it rain in Withernsea in September?

There are usually 16 days with some rain in Withernsea in September and the average monthly rainfall is 2.1 inches.

Withernsea September sunrise & sunset times

Browse the sunrise and sunset times for Withernsea in September 2025. Select a month to view Withernsea sunrise and sunset times for the next 12 months.

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