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
September
Weather in September
Temperature
Kealkill marks the start of September with an average high-temperature of a still refreshing 15.5°C (59.9°F), hinting at a slight fluctuation from August's 16.7°C (62.1°F). Throughout the nights in September, an average low-temperature of 8.7°C (47.7°F) is noted in Kealkill.Humidity
The average relative humidity in September in Kealkill is 89%.Rainfall
September is the month with the least rainfall in Kealkill. Rain falls for 13.6 days and accumulates 28mm (1.1") of precipitation.Snowfall
April through October are months without snowfall in Kealkill.Daylight
In Kealkill, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:50 am and sunset at 8:23 pm. On the last day of September, in Kealkill, Ireland, sunrise is at 7:37 am and sunset at 7:17 pm IST.
Sunshine
In Kealkill, the average sunshine in September is 4.6h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 3 during September translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Kealkill?
What is the average humidity in September in Kealkill?
What is the driest month in Kealkill?
How many days does it rain in September in Kealkill?
When it does not snow in Kealkill?
What is the average length of the day in September in Kealkill?
What time are sunrise and sunset in September in Kealkill?
How many hours of sunshine does Kealkill have in September?
What is the UV index intensity in September in Kealkill?
Average temperature in September
Kealkill, Ireland
- Average high temperature in September: 15.5°C
The warmest month (with the highest average high temperature) is July (17.1°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in September: 8.7°C
The month with the highest average low temperature is July (10.6°C).
The coldest month (with the lowest average low temperature) is March (2.8°C).
Average pressure in September
Kealkill, Ireland
- Average pressure in September: 1015.9mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).
Average wind speed in September
Kealkill, Ireland
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (18.6km/h).
The calmest month (with the lowest average wind speed) is July (12.2km/h).
Average humidity in September
Kealkill, Ireland
- Average humidity in September: 89%
The months with the highest relative humidity are January, October, November and December (90%).
The month with the lowest relative humidity is April (84%).
Average rainfall in September
Kealkill, Ireland
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in September
Kealkill, Ireland
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is January (18.8 days).
The month with the least rainy days is September (13.6 days).
Average snowfall in September
Kealkill, Ireland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Kealkill, Ireland
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and March (1.3 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
Kealkill, Ireland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 4h and 4min
The month with the most sunshine is June (Average sunshine: 5h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).
Average sunshine days in September
Kealkill, Ireland
- Average sunshine days in September: 12.1 days
The month with the most sunshine days is September (12.1 days).
The month with the least sunshine days is January (8.7 days).
Average UV index in September
Kealkill, 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, March, November and December (UV index 2).
Average cloud cover in September
Kealkill, Ireland
- Average cloud cover in September: 71
The months with the most cloud cover are July and August (Cloud cover 74).
The month with the least cloud cover is April (Cloud cover 63).
Average visibility in September
Kealkill, Ireland
- Average visibility in September: 7km
The month with the highest visibility is February (9km).
The months with the lowest visibility are July, August and September (7km).
