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 onset of September marks an average high-temperature of a moderate 15.1°C (59.2°F), hardly differing from August's 16.6°C (61.9°F). Ballinalea's nocturnal readings in September exhibit minimal variation from the daytime temperatures, averaging at a cool 11.4°C (52.5°F).Humidity
In Ballinalea, Ireland, the average relative humidity in September is 85%.Rainfall
In Ballinalea, Ireland, in September, during 10.1 rainfall days, 18mm (0.71") of precipitation is typically accumulated. Throughout the year, there are 149.4 rainfall days, and 284mm (11.18") of precipitation is accumulated.Snowfall
In Ballinalea, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September, sunrise is at 6:35 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:03 pm IST.
Sunshine
The average sunshine in September in Ballinalea, Ireland, is 7.2h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Ballinalea. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 suggests this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Ballinalea?
What is the average humidity in September in Ballinalea?
How many days does it rain in September in Ballinalea?
When it does not snow in Ballinalea?
How many hours of daylight does Ballinalea have in September?
When are sunrise and sunset in September in Ballinalea?
How long on average sun shines in September in Ballinalea?
When is the highest UV index in Ballinalea?
What is the UV index intensity in September in Ballinalea?
Average temperature in September
Ballinalea, Ireland
- Average high temperature in September: 15.1°C
The warmest month (with the highest average high temperature) is August (16.6°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in September
Ballinalea, Ireland
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.6mbar).
Average wind speed in September
Ballinalea, Ireland
- Average wind speed in September: 19.5km/h
The windiest month (with the highest average wind speed) is December (26.9km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).
Average humidity in September
Ballinalea, Ireland
- Average humidity in September: 85%
The months with the highest relative humidity are June, July and August (86%).
The month with the lowest relative humidity is March (82%).
Average rainfall in September
Ballinalea, Ireland
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is November (38mm).
The driest months (with the least rainfall) are January and May (16mm).
Average rainfall days in September
Ballinalea, Ireland
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (10.1 days).
Average snowfall in September
Ballinalea, Ireland
- Average snowfall in September: 0mm
The month with the highest snowfall is December (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Ballinalea, Ireland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.3 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
Ballinalea, Ireland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 7h and 1min
The months with the most sunshine are May and June (Average sunshine: 7h and 48min).
The months with the least sunshine are February and November (Average sunshine: 4h and 6min).
Average sunshine days in September
Ballinalea, Ireland
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Ballinalea, Ireland
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Ballinalea, Ireland
- Average cloud cover in September: 49
The months with the most cloud cover are February and November (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in September
Ballinalea, Ireland
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (10km).
The months with the lowest visibility are May and July (9km).
