Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The commencement of September records an average high-temperature of a still enjoyable 16.8°C (62.2°F), barely varying from August's 19.2°C (66.6°F). Killamarsh reports an average low-temperature of 9.7°C (49.5°F) during the nights of September.Humidity
The average relative humidity in September is 82%.Rainfall
In Killamarsh, during September, the rain falls for 13.8 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, there are 187.7 rainfall days, and 462mm (18.19") of precipitation is accumulated.Snowfall
In Killamarsh, snow does not fall in April through October.Daylight
In Killamarsh, the average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:54 pm. On the last day of September, sunrise is at 7:06 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September in Killamarsh, United Kingdom, is 6.8h.UV index
In Killamarsh, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Killamarsh?
What is the average humidity in September in Killamarsh?
How much does it rain in Killamarsh in September?
When it does not snow in Killamarsh?
How many hours of daylight does Killamarsh have in September?
When are sunrise and sunset in September in Killamarsh?
How many hours of sunshine does Killamarsh have in September?
What is the UV index intensity in September in Killamarsh?
Average temperature in September
Killamarsh, United Kingdom
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is July (19.6°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is August (11.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in September
Killamarsh, United Kingdom
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in September
Killamarsh, United Kingdom
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is February (18.9km/h).
The calmest months (with the lowest average wind speed) are June and July (13km/h).
Average humidity in September
Killamarsh, United Kingdom
- Average humidity in September: 82%
The months with the highest relative humidity are January, November and December (89%).
The months with the lowest relative humidity are May, July and August (80%).
Average rainfall in September
Killamarsh, United Kingdom
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (56mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Killamarsh, United Kingdom
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in September
Killamarsh, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Killamarsh, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.5 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
Killamarsh, 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 12min).
The months with the least sunshine are February and November (Average sunshine: 3h and 48min).
Average sunshine days in September
Killamarsh, United Kingdom
- Average sunshine days in September: 11.9 days
The month with the most sunshine days is October (13 days).
The month with the least sunshine days is July (7.1 days).
Average UV index in September
Killamarsh, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Killamarsh, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 53).
Average visibility in September
Killamarsh, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June, July, August and December (9km).
The months with the lowest visibility are January, September, October and November (8km).
