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
With the onset of September, the average high-temperature stands at a mild 14.5°C (58.1°F), closely aligned with August's 16.3°C (61.3°F). Killeter's temperature drops to an average low of 8.4°C (47.1°F) during the nights of September.Humidity
The average relative humidity in September in Killeter is 89%.Rainfall
In Killeter, United Kingdom, in September, it is raining for 20.3 days, with typically 42mm (1.65") of accumulated precipitation. Throughout the year, there are 240.4 rainfall days, and 703mm (27.68") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In Killeter, United Kingdom, the average length of the day in September is 12h and 43min.On the first day of September, sunrise is at 6:38 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:08 pm BST.
Sunshine
The average sunshine in September is 4.6h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Killeter?
What is the average humidity in September in Killeter?
How many days does it rain in September in Killeter?
When it does not snow in Killeter?
How many hours of daylight does Killeter have in September?
What time are sunrise and sunset in September in Killeter?
How long on average sun shines in September in Killeter?
What is the UV index reading in September in Killeter?
Average temperature in September
Killeter, United Kingdom
- Average high temperature in September: 14.5°C
The warmest month (with the highest average high temperature) is July (16.6°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in September: 8.4°C
The month with the highest average low temperature is July (9.9°C).
The coldest month (with the lowest average low temperature) is February (1.6°C).
Average pressure in September
Killeter, United Kingdom
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is November (1006.8mbar).
Average wind speed in September
Killeter, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is January (17.8km/h).
The calmest month (with the lowest average wind speed) is July (11.5km/h).
Average humidity in September
Killeter, United Kingdom
- Average humidity in September: 89%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is April (84%).
Average rainfall in September
Killeter, United Kingdom
- Average rainfall in September: 42mm
The wettest month (with the highest rainfall) is August (81mm).
The driest month (with the least rainfall) is April (39mm).
Average rainfall days in September
Killeter, United Kingdom
- Average rainfall days in September: 20.3 days
The month with the highest number of rainy days is August (25.6 days).
The month with the least rainy days is February (15.8 days).
Average snowfall in September
Killeter, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (51mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Killeter, 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 and September (0 days).
Average daylight in September /
Average sunshine in September
Killeter, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in September: 4h and 4min
The month with the most sunshine is June (Average sunshine: 6h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Killeter, United Kingdom
- Average sunshine days in September: 5.6 days
The month with the most sunshine days is November (9.8 days).
The month with the least sunshine days is August (3.3 days).
Average UV index in September
Killeter, United Kingdom
- Average UV index in September: 3
The month with the highest UV index is June (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
Killeter, United Kingdom
- Average cloud cover in September: 69
The month with the most cloud cover is August (Cloud cover 74).
The month with the least cloud cover is April (Cloud cover 61).
Average visibility in September
Killeter, United Kingdom
- Average visibility in September: 7km
The month with the highest visibility is March (9km).
The months with the lowest visibility are July, August and September (7km).
