September weather forecast
Rawmarsh, United Kingdom

September

Weather in September

September, the first month of the autumn in Rawmarsh, is also an enjoyable month, with temperature in the range of an average low of 10°C (50°F) and an average high of 16.8°C (62.2°F).

Temperature

The advent of September sees the average high-temperature at a still comfortable 16.8°C (62.2°F), subtly shifted from August's 19.3°C (66.7°F). The nighttime temperature in Rawmarsh dips to a cool 10°C (50°F) on average during September.

Humidity

The average relative humidity in September in Rawmarsh is 81%.

Rainfall

In Rawmarsh, in September, during 11.2 rainfall days, 21mm (0.83") of precipitation is typically accumulated. In Rawmarsh, during the entire year, the rain falls for 161.6 days and collects up to 334mm (13.15") of precipitation.

Snowfall

April through October are months without snowfall in Rawmarsh, United Kingdom.

Daylight

The average length of the day in September is 12h and 41min.
On the first day of September in Rawmarsh, sunrise is at 6:15 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:44 pm BST.

Sunshine

The average sunshine in September is 6.9h.

UV index

The months with the highest UV index in Rawmarsh are June through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 4 during September leads to these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the average September temperature in Rawmarsh?
During September, Rawmarsh experiences an average high-temperature of 16.8°C (62.2°F) and a low-temperature of 10°C (50°F).
What is the average humidity in September in Rawmarsh?
In Rawmarsh, the average relative humidity in September is 81%.
How much does it rain in Rawmarsh in September?
In Rawmarsh, in September, during 11.2 rainfall days, 21mm (0.83") of precipitation is typically accumulated.
When it does not snow in Rawmarsh?
In Rawmarsh, snow does not fall in April through October.
What is the average length of the day in September in Rawmarsh?
In September, the average day length is 12h and 41min.
When are sunrise and sunset in September in Rawmarsh?
On the first day of September in Rawmarsh, sunrise is at 6:15 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:44 pm BST.
How many hours of sunshine does Rawmarsh have in September?
In September, the average sunshine duration in Rawmarsh is 6.9h.
What are the months with the highest UV index in Rawmarsh?
June through September, with an average maximum UV index of 4, are months with the highest UV index in Rawmarsh.
What is the UV index intensity in September in Rawmarsh?
In Rawmarsh, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Rawmarsh, United Kingdom
  • Average high temperature in September: 16.8°C

The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (5.4°C).

  • Average low temperature in September: 10°C

The month with the highest average low temperature is August (12.1°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).

Average pressure in September
Rawmarsh, United Kingdom
  • Average pressure in September: 1015.5mbar

The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).

Average wind speed in September
Rawmarsh, United Kingdom
  • Average wind speed in September: 13.6km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is June (12.6km/h).

Average humidity in September
Rawmarsh, United Kingdom
  • Average humidity in September: 81%

The months with the highest relative humidity are January, November and December (88%).
The months with the lowest relative humidity are July and August (78%).

Average rainfall in September
Rawmarsh, United Kingdom
  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is June (40mm).
The driest month (with the least rainfall) is April (15mm).

Average rainfall days in September
Rawmarsh, United Kingdom
  • Average rainfall days in September: 11.2 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is September (11.2 days).

Average snowfall in September
Rawmarsh, United Kingdom
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (20mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Rawmarsh, United Kingdom
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

  • Average sunshine in September: 6h and 5min

The months with the most sunshine are July and August (Average sunshine: 7h and 24min).
The months with the least sunshine are February and November (Average sunshine: 3h and 54min).

Average sunshine days in September
Rawmarsh, United Kingdom
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is March (15.3 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in September
Rawmarsh, United Kingdom
  • Average UV index in September: 4

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

Average cloud cover in September
Rawmarsh, United Kingdom
  • Average cloud cover in September: 52

The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 52).

Average visibility in September
Rawmarsh, United Kingdom
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).

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