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
Entering September, Lansallos's average high-temperature reads a still refreshing 16.7°C (62.1°F), indicating a close resemblance to the previous month's climate. Lansallos reports an average low-temperature of 11.5°C (52.7°F) during the nights of September.Humidity
The average relative humidity in September in Lansallos is 85%.Rainfall
In Lansallos, during September, the rain falls for 12.9 days and regularly aggregates up to 37mm (1.46") of precipitation. In Lansallos, during the entire year, the rain falls for 191.7 days and collects up to 564mm (22.2") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Lansallos, United Kingdom, the average length of the day in September is 12h and 37min.On the first day of September in Lansallos, sunrise is at 6:33 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 6:58 pm BST.
Sunshine
In September, the average sunshine in Lansallos is 6.7h.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 medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Adopt protective measures - It is advised to guard against sun damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Lansallos?
What is the average humidity in September in Lansallos?
How much does it rain in Lansallos in September?
When it does not snow in Lansallos?
What is the average length of the day in September in Lansallos?
What time are sunrise and sunset in September in Lansallos?
How long on average sun shines in September in Lansallos?
What is the month with the highest UV index in Lansallos?
How high is the UV index in September in Lansallos?
Average temperature in September
Lansallos, United Kingdom
- Average high temperature in September: 16.7°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is February (4.4°C).
Average pressure in September
Lansallos, United Kingdom
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
Lansallos, United Kingdom
- Average wind speed in September: 17.5km/h
The windiest month (with the highest average wind speed) is December (24.2km/h).
The calmest month (with the lowest average wind speed) is July (15.7km/h).
Average humidity in September
Lansallos, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are June, August and October (86%).
The months with the lowest relative humidity are February, March and April (83%).
Average rainfall in September
Lansallos, United Kingdom
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is May (28mm).
Average rainfall days in September
Lansallos, United Kingdom
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is November (19.2 days).
The month with the least rainy days is September (12.9 days).
Average snowfall in September
Lansallos, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Lansallos, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 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
Lansallos, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is April (Average sunshine: 7h and 42min).
The months with the least sunshine are January and November (Average sunshine: 3h and 42min).
Average sunshine days in September
Lansallos, United Kingdom
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is November (8.9 days).
Average UV index in September
Lansallos, United Kingdom
- 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, March, November and December (UV index 2).
Average cloud cover in September
Lansallos, United Kingdom
- Average cloud cover in September: 54
The months with the most cloud cover are November and December (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in September
Lansallos, United Kingdom
- 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).
