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
Damastown experiences an average high-temperature of a mild 15.6°C (60.1°F) in September, subtly different from August's 17.3°C (63.1°F). During September, Damastown's nights hold steady with an average temperature of 10.6°C (51.1°F), barely dropping from the daytime highs.Humidity
In Damastown, the average relative humidity in September is 85%.Rainfall
In Damastown, Ireland, during September, the rain falls for 10.9 days and regularly aggregates up to 25mm (0.98") of precipitation. Throughout the year, there are 159.4 rainfall days, and 362mm (14.25") of precipitation is accumulated.Snowfall
In Damastown, Ireland, snow does not fall in April through October.Daylight
In Damastown, the average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 6:35 am and sunset at 8:14 pm. On the last day of September, sunrise is at 7:26 am and sunset at 7:03 pm IST.
Sunshine
In Damastown, the average sunshine in September is 7h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
What is the usual temperature for Damastown in September?
What is the average humidity in September in Damastown?
How many days does it rain in September in Damastown?
When it does not snow in Damastown?
What is the average length of the day in September in Damastown?
When is the sunrise / sunset in September in Damastown?
How long on average sun shines in September in Damastown?
When is the highest UV index in Damastown?
How high is the UV index in September in Damastown?
Average temperature in September
Damastown, Ireland
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in September: 10.6°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest months (with the lowest average low temperature) are February and March (3.9°C).
Average pressure in September
Damastown, Ireland
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).
Average wind speed in September
Damastown, Ireland
- Average wind speed in September: 18.1km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in September
Damastown, Ireland
- Average humidity in September: 85%
The months with the highest relative humidity are July and December (86%).
The months with the lowest relative humidity are March, April and May (83%).
Average rainfall in September
Damastown, Ireland
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is May (19mm).
Average rainfall days in September
Damastown, Ireland
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in September
Damastown, Ireland
- Average snowfall in September: 0mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Damastown, Ireland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.1 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
Damastown, Ireland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 7h and 0min
The months with the most sunshine are April, May and June (Average sunshine: 7h and 30min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 18min).
Average sunshine days in September
Damastown, Ireland
- Average sunshine days in September: 16.4 days
The months with the most sunshine days are January and December (16.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in September
Damastown, 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, November and December (UV index 2).
Average cloud cover in September
Damastown, Ireland
- Average cloud cover in September: 50
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are April and September (Cloud cover 50).
Average visibility in September
Damastown, Ireland
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).
Damastown, Ireland
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