September weather forecast
Doonaha, Ireland

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Doonaha, Ireland, with an average temperature fluctuating between 15.6°C (60.1°F) and 10.7°C (51.3°F).

Temperature

Doonaha's weather in September indicates an average high-temperature of a still refreshing 15.6°C (60.1°F), nearly consistent with the 16.7°C (62.1°F) of August. Maintaining close parity with daytime warmth, the average nocturnal temperature during September stays at a cool 10.7°C (51.3°F).

Humidity

July through October, with an average relative humidity of 86%, are the most humid months in Doonaha.

Rainfall

In Doonaha, in September, it is raining for 17.7 days, with typically 46mm (1.81") of accumulated precipitation. Throughout the year, in Doonaha, there are 229.7 rainfall days, and 704mm (27.72") of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Doonaha, the average length of the day in September is 12h and 40min.
On the first day of the month, sunrise is at 6:50 am and sunset at 8:26 pm. On the last day of September, sunrise is at 7:39 am and sunset at 7:17 pm IST.

Sunshine

In September, the average sunshine in Doonaha is 5.8h.

UV index

The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 3 during September leads to these advisories:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What is the average September temperature in Doonaha?
The high-temperature, in September, in Doonaha, records 15.6°C (60.1°F), while the low-temperature is 10.7°C (51.3°F).
What are the most humid months in Doonaha?
July through October, with an average relative humidity of 86%, are most humid months in Doonaha.
What is the average humidity in September in Doonaha?
In September, the average relative humidity in Doonaha is 86%.
How much does it rain in Doonaha in September?
In Doonaha, in September, during 17.7 rainfall days, 46mm (1.81") of precipitation is typically accumulated.
When it does not snow in Doonaha?
April through October are months without snowfall.
What is the average length of the day in September in Doonaha?
The average day length in September in Doonaha is 12h and 40min.
When is the sunrise / sunset in September in Doonaha?
In September, on the first day of the month, sunrise is at 6:50 am and sunset at 8:26 pm. On the last day of the month, in Doonaha, Ireland, sunrise is at 7:39 am and sunset at 7:17 pm IST.
How many hours of sunshine does Doonaha have in September?
In September, the average sunshine duration in Doonaha is 5.8h.
What is the UV index intensity in September in Doonaha?
The average daily maximum UV index in September in Doonaha, Ireland, is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Doonaha, Ireland
  • Average high temperature in September: 15.6°C

The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (8.2°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).

Average pressure in September
Doonaha, Ireland
  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.5mbar).

Average wind speed in September
Doonaha, Ireland
  • Average wind speed in September: 17.8km/h

The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is July (15.5km/h).

Average humidity in September
Doonaha, Ireland
  • Average humidity in September: 86%

The months with the highest relative humidity are July, August, September and October (86%).
The month with the lowest relative humidity is April (82%).

Average rainfall in September
Doonaha, Ireland
  • Average rainfall in September: 46mm

The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is May (42mm).

Average rainfall days in September
Doonaha, Ireland
  • Average rainfall days in September: 17.7 days

The month with the highest number of rainy days is January (21.8 days).
The month with the least rainy days is April (16.5 days).

Average snowfall in September
Doonaha, Ireland
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Doonaha, Ireland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.9 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
Doonaha, 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 month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).

Average sunshine days in September
Doonaha, Ireland
  • Average sunshine days in September: 9.6 days

The month with the most sunshine days is April (10.8 days).
The month with the least sunshine days is August (6.2 days).

Average UV index in September
Doonaha, Ireland
  • Average UV index in September: 3

The months with the highest UV index are May, June and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Doonaha, Ireland
  • Average cloud cover in September: 59

The month with the most cloud cover is July (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 53).

Average visibility in September
Doonaha, Ireland
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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