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
Weather in September
Temperature
The advent of September denotes an average high-temperature of a moderate 15.1°C (59.2°F), subtly different from August's 17°C (62.6°F). Cullyhanna's temperature in September lowers to a consistent average of 9°C (48.2°F) during the nights.Humidity
The average relative humidity in September in Cullyhanna is 89%.Rainfall
In Cullyhanna, United Kingdom, in September, it is raining for 7 days, with typically 10mm (0.39") of accumulated precipitation. In Cullyhanna, during the entire year, the rain falls for 120.2 days and collects up to 161mm (6.34") of precipitation.Snowfall
April through November are months without snowfall in Cullyhanna.Daylight
In September, the average length of the day in Cullyhanna is 12h and 41min.On the first day of the month, sunrise is at 6:35 am and sunset at 8:16 pm. On the last day of September, in Cullyhanna, sunrise is at 7:27 am and sunset at 7:04 pm BST.
Sunshine
In September, the average sunshine in Cullyhanna is 5.6h.UV index
The average daily maximum UV index in September in Cullyhanna, United Kingdom, is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 3 during September morphs into the following directions:
Make use of precautions - Suggestions to resist sunburn are communicated. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What are September temperatures in Cullyhanna?
What is the average humidity in September in Cullyhanna?
How many days does it rain in September in Cullyhanna?
When it does not snow in Cullyhanna?
How many hours of daylight does Cullyhanna have in September?
When is the sunrise / sunset in September in Cullyhanna?
How long on average sun shines in September in Cullyhanna?
How high is the UV index in September in Cullyhanna?
Average temperature in September
Cullyhanna, United Kingdom
- Average high temperature in September: 15.1°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 9°C
The month with the highest average low temperature is July (10.7°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in September
Cullyhanna, United Kingdom
- Average pressure in September: 1014.7mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.7mbar).
Average wind speed in September
Cullyhanna, United Kingdom
- Average wind speed in September: 14.9km/h
The windiest month (with the highest average wind speed) is January (20.2km/h).
The calmest months (with the lowest average wind speed) are June and July (13km/h).
Average humidity in September
Cullyhanna, United Kingdom
- Average humidity in September: 89%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are March and April (85%).
Average rainfall in September
Cullyhanna, United Kingdom
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is June (21mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in September
Cullyhanna, United Kingdom
- Average rainfall days in September: 7 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is September (7 days).
Average snowfall in September
Cullyhanna, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Cullyhanna, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Cullyhanna, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 5h and 4min
The month with the most sunshine is June (Average sunshine: 6h and 42min).
The months with the least sunshine are February and October (Average sunshine: 3h and 42min).
Average sunshine days in September
Cullyhanna, United Kingdom
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in September
Cullyhanna, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are June and August (UV index 4).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Cullyhanna, United Kingdom
- Average cloud cover in September: 61
The months with the most cloud cover are July and August (Cloud cover 66).
The month with the least cloud cover is April (Cloud cover 57).
Average visibility in September
Cullyhanna, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, October, November and December (9km).
The months with the lowest visibility are June, July, August and September (8km).
Cullyhanna, United Kingdom
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