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
During September, Lahardane records an average high-temperature of a moderate 15.9°C (60.6°F), marking a slight divergence from August's 17.6°C (63.7°F). In September, the nighttime temperature lowers to an average of 10.5°C (50.9°F).Humidity
In September, the average relative humidity is 86%.Rainfall
In Lahardane, in September, it is raining for 15.3 days, with typically 41mm (1.61") of accumulated precipitation. Throughout the year, there are 198 rainfall days, and 586mm (23.07") of precipitation is accumulated.Snowfall
In Lahardane, snow does not fall in April through October.Daylight
The average length of the day in September in Lahardane is 12h and 39min.On the first day of the month, sunrise is at 6:46 am and sunset at 8:20 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:13 pm IST.
Sunshine
In September, the average sunshine is 6.3h.UV index
In September, the average daily maximum UV index in Lahardane, Ireland, is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 in September translates into these instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Lahardane?
What is the average humidity in September in Lahardane?
How many days does it rain in September in Lahardane?
When it does not snow in Lahardane?
What is the average length of the day in September in Lahardane?
When is the sunrise / sunset in September in Lahardane?
How long on average sun shines in September in Lahardane?
What is the UV index intensity in September in Lahardane?
Average temperature in September
Lahardane, Ireland
- Average high temperature in September: 15.9°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in September
Lahardane, Ireland
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in September
Lahardane, Ireland
- Average wind speed in September: 17.5km/h
The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest months (with the lowest average wind speed) are June and July (16.1km/h).
Average humidity in September
Lahardane, Ireland
- Average humidity in September: 86%
The months with the highest relative humidity are October and December (87%).
The months with the lowest relative humidity are February, March and April (84%).
Average rainfall in September
Lahardane, Ireland
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is March (33mm).
Average rainfall days in September
Lahardane, Ireland
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (13.5 days).
Average snowfall in September
Lahardane, Ireland
- Average snowfall in September: 0mm
The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Lahardane, Ireland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 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
Lahardane, 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: 6h and 2min
The month with the most sunshine is June (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Lahardane, Ireland
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in September
Lahardane, Ireland
- Average UV index in September: 3
The months with the highest UV index are June, July 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
Lahardane, Ireland
- Average cloud cover in September: 53
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in September
Lahardane, Ireland
- Average visibility in September: 9km
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).
