September weather forecastManorbier, United Kingdom

September

Weather in September

September, the first month of the autumn in Manorbier, is still a comfortable month, with an average temperature ranging between min 13.7°C (56.7°F) and max 16.2°C (61.2°F).

Temperature

Manorbier's average high-temperature in September is a still comfortable 16.2°C (61.2°F), indicating a subtle variation from August. Manorbier in September observes a slight diminution in temperature from daily highs, recording a low-temperature average of 13.7°C (56.7°F).

Humidity

In September, the average relative humidity is 82%.

Rainfall

In Manorbier, in September, it is raining for 17.3 days, with typically 55mm (2.17") of accumulated precipitation. In Manorbier, during the entire year, the rain falls for 220.1 days and collects up to 757mm (29.8") of precipitation.

Snowfall

In Manorbier, snow does not fall in April through October.

Sea temperature

The months with the warmest seawater are August and September, with an average sea temperature of 16.3°C (61.3°F).
Note: Swimming in water that is 16.3°C (61.3°F) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

In September, the average length of the day is 12h and 38min.
On the first day of September, sunrise is at 6:32 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 6:58 pm BST.

Sunshine

The average sunshine in September is 7.3h.

UV index

May through October, with an average maximum UV index of 4, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 4 in September translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Updated: Jul 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During September, Manorbier experiences an average high-temperature of 16.2°C (61.2°F) and a low-temperature of 13.7°C (56.7°F).

The average relative humidity in September is 82%.

In September, the rain falls for 17.3 days. Throughout September, 55mm (2.17") of precipitation is accumulated.

In Manorbier, snow does not fall in April through October.

August and September, with an average sea temperature of 16.3°C (61.3°F), are months with the warmest seawater.

In Manorbier, in September, the average water temperature is 16.3°C (61.3°F). Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

In Manorbier, the average day length in September is 12h and 38min.

On the first day of September, sunrise is at 6:32 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 6:58 pm BST.

In Manorbier, the average sunshine duration in September is 7.3h.

May through October, with an average maximum UV index of 4, are months with the highest UV index.

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

17.3°C

16.2°C

14.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

23km/h

24km/h

27.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

6.8

9.5

6.8

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Manorbier, United Kingdom

Average high temperature in September: 16.2°C

The warmest month (with the highest average high temperature) is August (17.3°C).
The month with the lowest average high temperature is February (8.4°C).

Average low temperature in September: 13.7°C

The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).

Average pressure in September
Manorbier, United Kingdom

Average pressure in September: 1016.6mbar

The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).

Average wind speed in September
Manorbier, United Kingdom

Average wind speed in September: 23.3km/h

The windiest month (with the highest average wind speed) is December (30.8km/h).
The calmest month (with the lowest average wind speed) is June (18.9km/h).

Average humidity in September
Manorbier, United Kingdom

Average humidity in September: 82%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is November (80%).

Average rainfall in September
Manorbier, United Kingdom

Average rainfall in September: 55mm

The wettest month (with the highest rainfall) is November (102mm).
The driest month (with the least rainfall) is May (31mm).

Average rainfall days in September
Manorbier, United Kingdom

Average rainfall days in September: 17.3 days

The month with the highest number of rainy days is November (23.2 days).
The month with the least rainy days is May (14.9 days).

Average snowfall in September
Manorbier, United Kingdom

Average snowfall in September: 0mm

The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Manorbier, United Kingdom

Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in September
Manorbier, United Kingdom

Average sea temperature in September: 16.3°C

The best months for swimming (with the highest average sea temperature) are August and September (16.3°C).
The coldest month (with the lowest average sea temperature) is March (8.4°C).

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

Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

Average sunshine in September: 7h and 18min

The month with the most sunshine is May (Average sunshine: 8h and 36min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 48min).

Average sunshine days in September
Manorbier, United Kingdom

Average sunshine days in September: 9.5 days

The month with the most sunshine days is May (13.3 days).
The month with the least sunshine days is November (4.4 days).

Average UV index in September
Manorbier, United Kingdom

Average UV index in September: 4

The months with the highest UV index are May, June, July, August, September and October (UV index 4).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in September
Manorbier, United Kingdom

Average cloud cover in September: 49

The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is May (Cloud cover 44).

Average visibility in September
Manorbier, United Kingdom

Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, November and December (9km).