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 arrival of September sees an average high-temperature of a mild 15.3°C (59.5°F), hardly diverging from August's 16.5°C (61.7°F). The nighttime temperature in Ballina, Ireland, during September, averages of 9.5°C (49.1°F).Humidity
The average relative humidity in September is 87%.Rainfall
The month with the least rainfall is September, when the rain falls for 6 days and typically collects 7mm (0.28") of precipitation.Snowfall
In Ballina, snow does not fall in April through November.Daylight
In September, the average length of the day in Ballina is 12h and 41min.On the first day of the month, sunrise is at 6:45 am and sunset at 8:27 pm. On the last day of September, sunrise is at 7:37 am and sunset at 7:14 pm IST.
Sunshine
The average sunshine in September in Ballina is 5h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, an average UV index of 3 transforms into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. It's recommended to limit sun exposure when its radiation is at its peak during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the usual temperature for Ballina in September?
What is the average humidity in September in Ballina?
What is the driest month in Ballina?
How much does it rain in Ballina in September?
When it does not snow in Ballina?
What is the average length of the day in September in Ballina?
What time are sunrise and sunset in September in Ballina?
How long on average sun shines in September in Ballina?
What is the UV index reading in September in Ballina?
Average temperature in September
Ballina, Ireland
- Average high temperature in September: 15.3°C
The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is February (3.2°C).
Average pressure in September
Ballina, Ireland
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is May (1015.4mbar).
The month with the lowest atmospheric pressure is November (1007.2mbar).
Average wind speed in September
Ballina, Ireland
- Average wind speed in September: 15.5km/h
The windiest month (with the highest average wind speed) is January (20.8km/h).
The calmest month (with the lowest average wind speed) is July (13.5km/h).
Average humidity in September
Ballina, Ireland
- Average humidity in September: 87%
The months with the highest relative humidity are January, October and November (88%).
The month with the lowest relative humidity is April (83%).
Average rainfall in September
Ballina, Ireland
- Average rainfall in September: 7mm
The wettest month (with the highest rainfall) is August (22mm).
The driest month (with the least rainfall) is September (7mm).
Average rainfall days in September
Ballina, Ireland
- Average rainfall days in September: 6 days
The months with the highest number of rainy days are June and July (10.6 days).
The month with the least rainy days is September (6 days).
Average snowfall in September
Ballina, Ireland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Ballina, Ireland
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Ballina, Ireland
- 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 0min
The month with the most sunshine is June (Average sunshine: 7h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Ballina, Ireland
- Average sunshine days in September: 21.1 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (14.3 days).
Average UV index in September
Ballina, Ireland
- 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
Ballina, Ireland
- Average cloud cover in September: 65
The months with the most cloud cover are July and August (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in September
Ballina, Ireland
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (9km).
The months with the lowest visibility are July and August (8km).
Ballina, Ireland
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