September weather forecast
Muff, Ireland

September

Weather in September

The first month of the autumn, September, is also a moderate month in Muff, Ireland, with an average temperature varying between 8.7°C (47.7°F) and 14.8°C (58.6°F).

Temperature

Muff observes an average high-temperature of a still refreshing 14.8°C (58.6°F) in September, barely different from 16.4°C (61.5°F) in August. Throughout the nights in September, an average low-temperature of 8.7°C (47.7°F) is noted.

Humidity

In September, the average relative humidity in Muff is 88%.

Rainfall

The month with the least rainfall in Muff is September, when the rain falls for 8.1 days and typically collects 10mm (0.39") of precipitation.

Snowfall

April through October are months without snowfall in Muff.

Daylight

In September, the average length of the day is 12h and 43min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:21 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:06 pm IST.

Sunshine

In Muff, the average sunshine in September is 4.9h.

UV index

In September, the average daily maximum UV index in Muff, Ireland, is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In September, a regular UV index of 3 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What are September temperatures in Muff?
In Muff, in September, the average high-temperature is 14.8°C (58.6°F), and the average low-temperature is 8.7°C (47.7°F).
What is the average humidity in September in Muff?
In Muff, Ireland, the average relative humidity in September is 88%.
What is the driest month in Muff?
September is the month with the least rainfall. Rain falls for 8.1 days and accumulates 10mm (0.39") of precipitation.
How many days does it rain in September in Muff?
In Muff, during September, the rain falls for 8.1 days and regularly aggregates up to 10mm (0.39") of precipitation.
When it does not snow in Muff?
April through October are months without snowfall.
How many hours of daylight does Muff have in September?
The average day length in September in Muff, Ireland, is 12h and 43min.
When is the sunrise / sunset in September in Muff?
On the first day of September in Muff, Ireland, sunrise is at 6:36 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:06 pm IST.
How long on average sun shines in September in Muff?
In Muff, Ireland, the average sunshine duration in September is 4.9h.
What is the UV index reading in September in Muff?
In Muff, Ireland, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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 - Muff, Ireland
Average temperature in September
Muff, Ireland
  • Average high temperature in September: 14.8°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 (6.3°C).

  • Average low temperature in September: 8.7°C

The months with the highest average low temperature are July and August (10.1°C).
The coldest month (with the lowest average low temperature) is January (2°C).

Average pressure in September - Muff, Ireland
Average pressure in September
Muff, Ireland
  • Average pressure in September: 1013.6mbar

The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is November (1006.6mbar).

Average wind speed in September - Muff, Ireland
Average wind speed in September
Muff, Ireland
  • Average wind speed in September: 15.1km/h

The windiest month (with the highest average wind speed) is January (19.9km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).

Average humidity in September - Muff, Ireland
Average humidity in September
Muff, Ireland
  • Average humidity in September: 88%

The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is April (83%).

Average rainfall in September - Muff, Ireland
Average rainfall in September
Muff, Ireland
  • Average rainfall in September: 10mm

The wettest month (with the highest rainfall) is August (25mm).
The driest month (with the least rainfall) is September (10mm).

Average rainfall days in September - Muff, Ireland
Average rainfall days in September
Muff, Ireland
  • Average rainfall days in September: 8.1 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is September (8.1 days).

Average snowfall in September - Muff, Ireland
Average snowfall in September
Muff, Ireland
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (25mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September - Muff, Ireland
Average snowfall days in September
Muff, Ireland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.1 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 - Muff, Ireland
Average daylight in September /
Average sunshine in September
Muff, Ireland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).

  • Average sunshine in September: 4h and 5min

The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in September - Muff, Ireland
Average sunshine days in September
Muff, Ireland
  • Average sunshine days in September: 17 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is June (10.9 days).

Average UV index in September - Muff, Ireland
Average UV index in September
Muff, Ireland
  • Average UV index in September: 3

The months with the highest UV index are May and 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 - Muff, Ireland
Average cloud cover in September
Muff, Ireland
  • Average cloud cover in September: 66

The months with the most cloud cover are July and August (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 59).

Average visibility in September - Muff, Ireland
Average visibility in September
Muff, Ireland
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, October, November and December (9km).
The months with the lowest visibility are June, July, August and September (8km).

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