September weather forecast
Blackpool, United Kingdom

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Weather in September

With the arrival of September, Blackpool initiates its transition towards the cooler seasons, gradually leaving the warmth of summer behind. Nevertheless, the weather remains relatively mild, offering an overall pleasant feeling, especially during early September. September maintains an ideal balance between the summer heat and the upcoming autumn cool, making it a favorable time for visitors. The city's landmarks and attractions acquire a different look under the changing weather, providing unique picturesque views. Dwindling daylight hours towards the end of September mark the departure of summer and herald the onset of autumn.

Temperature

Blackpool's September reports an average high-temperature of a still enjoyable 16.2°C (61.2°F), exhibiting a minor difference from August. Blackpool, in September, logs an average low-temperature of 12.4°C (54.3°F), a subtle step down from daytime readings.

Humidity

In Blackpool, the average relative humidity in September is 81%.

Rainfall

In Blackpool, United Kingdom, during September, the rain falls for 14.7 days and regularly aggregates up to 25mm (0.98") of precipitation. Throughout the year, in Blackpool, there are 182 rainfall days, and 327mm (12.87") of precipitation is accumulated.

Snowfall

In Blackpool, United Kingdom, snow does not fall in April through November.

Sea temperature

In Blackpool, the average seawater temperature in September is 16.3°C (61.3°F).
Note: Most people do not enjoy swimming in water of 16.3°C (61.3°F). Breathing control becomes harder as the temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in September in Blackpool is 12h and 41min.
On the first day of September in Blackpool, United Kingdom, sunrise is at 6:21 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:50 pm BST.

Sunshine

In September, the average sunshine is 7.1h.

UV index

May through September, with an average maximum UV index of 4, are months with the highest UV index in Blackpool. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. When the Sun is at its strongest around midday, find shade and limit exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Feb 8, 2024 | Published by: Weather Atlas | Resources

Frequently asked questions

What are the temperatures in Blackpool in September?

During September, Blackpool experiences an average high-temperature of 16.2°C (61.2°F) and a low-temperature of 12.4°C (54.3°F).

What is the average humidity in September in Blackpool?

In Blackpool, the average relative humidity in September is 81%.

How much does it rain in Blackpool in September?

In September, in Blackpool, the rain falls for 14.7 days. Throughout September, 25mm (0.98") of precipitation is accumulated.

When it does not snow in Blackpool?

April through November are months without snowfall in Blackpool.

What is the sea temperature in September in Blackpool?

In Blackpool, United Kingdom, the average seawater temperature in September is 16.3°C (61.3°F). For most, swimming in 16.3°C (61.3°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

What is the average length of the day in September in Blackpool?

In September, the average day length in Blackpool, United Kingdom, is 12h and 41min.

When are sunrise and sunset in September in Blackpool?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 8:02 pm. On the last day of the month, in Blackpool, sunrise is at 7:13 am and sunset at 6:50 pm BST.

How many hours of sunshine does Blackpool have in September?

In September, the average sunshine duration in Blackpool, United Kingdom, is 7.1h.

What are the months with the highest UV index in Blackpool?

The months with the highest UV index in Blackpool, United Kingdom, are May through September, with an average maximum UV index of 4.

What is the UV index intensity in September in Blackpool?

In Blackpool, United Kingdom, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Blackpool, United Kingdom

Average temperature in September - Blackpool, United Kingdom
  • Average high temperature in September: 16.2°C

The warmest month (with the highest average high temperature) is August (17.6°C).
The months with the lowest average high temperature are January and February (7.3°C).

  • Average low temperature in September: 12.4°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).

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Average pressure in September
Blackpool, United Kingdom

Average pressure in September - Blackpool, United Kingdom
  • Average pressure in September: 1015.3mbar

The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.6mbar).

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Average wind speed in September
Blackpool, United Kingdom

Average wind speed in September - Blackpool, United Kingdom
  • Average wind speed in September: 18.9km/h

The windiest month (with the highest average wind speed) is December (25.5km/h).
The calmest month (with the lowest average wind speed) is June (15.5km/h).

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Average humidity in September
Blackpool, United Kingdom

Average humidity in September - Blackpool, United Kingdom
  • Average humidity in September: 81%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is April (79%).

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Average rainfall in September
Blackpool, United Kingdom

Average rainfall in September - Blackpool, United Kingdom
  • Average rainfall in September: 25mm

The wettest month (with the highest rainfall) is August (42mm).
The driest month (with the least rainfall) is April (12mm).

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Average rainfall days in September
Blackpool, United Kingdom

Average rainfall days in September - Blackpool, United Kingdom
  • Average rainfall days in September: 14.7 days

The months with the highest number of rainy days are August and December (18.8 days).
The month with the least rainy days is April (10.9 days).

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Average snowfall in September
Blackpool, United Kingdom

Average snowfall in September - Blackpool, United Kingdom
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (7mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in September
Blackpool, United Kingdom

Average snowfall days in September - Blackpool, United Kingdom
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in September
Blackpool, United Kingdom

Average sea temperature in September - Blackpool, United Kingdom
  • Average sea temperature in September: 16.3°C

The best month for swimming (with the highest average sea temperature) is August (16.8°C).
The coldest months (with the lowest average sea temperature) are February and March (7.3°C).

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Average daylight in September /
Average sunshine in September
Blackpool, United Kingdom

Average daylight in September / Average sunshine in September - Blackpool, United Kingdom
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in September: 7h and 1min

The month with the most sunshine is April (Average sunshine: 8h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

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Average sunshine days in September
Blackpool, United Kingdom

Average sunshine days in September - Blackpool, United Kingdom
  • Average sunshine days in September: 11 days

The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is November (8.3 days).

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Average UV index in September
Blackpool, United Kingdom

Average UV index in September - Blackpool, United Kingdom
  • Average UV index in September: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Blackpool, United Kingdom

Average cloud cover in September - Blackpool, United Kingdom
  • Average cloud cover in September: 51

The month with the most cloud cover is December (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 45).

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Average visibility in September
Blackpool, United Kingdom

Average visibility in September - Blackpool, United Kingdom
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Blackpool, United Kingdom

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