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
September brings an average high-temperature of a mild 15.1°C (59.2°F), nearly identical to the preceding month. Coolgreany registers a gentle descent to an average nighttime low of 11.4°C (52.5°F) in September from its daytime highs.Humidity
In September, the average relative humidity in Coolgreany, Ireland, is 85%.Rainfall
In Coolgreany, 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 Coolgreany, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 6:36 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:03 pm IST.
Sunshine
In September, the average sunshine is 7.2h.UV index
The months with the highest UV index in Coolgreany are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Ensure safety - Sun damage prevention is strongly urged. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What is the temperature in September in Coolgreany?
What is the average humidity in September in Coolgreany?
How much does it rain in Coolgreany in September?
When it does not snow in Coolgreany?
What is the average length of the day in September in Coolgreany?
When is the sunrise / sunset in September in Coolgreany?
How long on average sun shines in September in Coolgreany?
What are the months with the highest UV index in Coolgreany?
What is the UV index reading in September in Coolgreany?
Average temperature in September
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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
Coolgreany, 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).
Coolgreany, Ireland
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