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
September's advent presents an average high-temperature of a still refreshing 15.7°C (60.3°F), indicating a slight variation from the conditions of the previous month. Ballysloe records an average low of 8.4°C (47.1°F) throughout the nights in September.Humidity
The average relative humidity in September is 90%.Rainfall
The months with the least rainfall are March, May and September Rain falls for 17 days and accumulates 37mm (1.46") of rain.Snowfall
In Ballysloe, snow does not fall in April through October.Daylight
The average length of the day in September in Ballysloe is 12h and 40min.On the first day of September, sunrise is at 6:42 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:09 pm IST.
Sunshine
The average sunshine in September in Ballysloe is 5.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 3 in September translates into these instructions:
Exercise prevention - Precautions against solar damage are endorsed. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ballysloe in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Ballysloe have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Ballysloe, Ireland
- Average high temperature in September: 15.7°C
The warmest month (with the highest average high temperature) is July (17.9°C).
The month with the lowest average high temperature is January (7.1°C).
- Average low temperature in September: 8.4°C
The month with the highest average low temperature is July (10.6°C).
The coldest months (with the lowest average low temperature) are January, February and March (1.8°C).
Average pressure in September
Ballysloe, Ireland
- Average pressure in September: 1015.7mbar
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
Ballysloe, Ireland
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is February (18.6km/h).
The calmest month (with the lowest average wind speed) is July (12.6km/h).
Average humidity in September
Ballysloe, Ireland
- Average humidity in September: 90%
The months with the highest relative humidity are November and December (92%).
The month with the lowest relative humidity is April (86%).
Average rainfall in September
Ballysloe, Ireland
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is November (70mm).
The driest months (with the least rainfall) are March, May and September (37mm).
Average rainfall days in September
Ballysloe, Ireland
- Average rainfall days in September: 17 days
The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (15.6 days).
Average snowfall in September
Ballysloe, Ireland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Ballysloe, Ireland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Ballysloe, 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: 5h and 5min
The months with the most sunshine are April and May (Average sunshine: 6h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Ballysloe, Ireland
- Average sunshine days in September: 8.8 days
The month with the most sunshine days is November (11.1 days).
The month with the least sunshine days is August (4.1 days).
Average UV index in September
Ballysloe, Ireland
- Average UV index in September: 3
The months with the highest UV index are June and August (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
Ballysloe, Ireland
- Average cloud cover in September: 63
The month with the most cloud cover is July (Cloud cover 69).
The months with the least cloud cover are March and April (Cloud cover 59).
Average visibility in September
Ballysloe, Ireland
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (8km).
The months with the lowest visibility are July, August and September (7km).
