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
Lanlivery notes an average high-temperature of a still refreshing 62.1°F in September, displaying minor variation from August. Lanlivery's temperature lowers to a mean of 52.7°F during the nights in September.Humidity
In Lanlivery, the average relative humidity in September is 85%.Rainfall
In Lanlivery, during September, the rain falls for 12.9 days and regularly aggregates up to 1.46" of precipitation. Throughout the year, there are 191.7 rainfall days, and 22.2" of precipitation is accumulated.Snowfall
May through October are months without snowfall in Lanlivery.Daylight
In September, the average length of the day is 12h and 37min.On the first day of September, sunrise is at 6:34 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 6:58 pm BST.
Sunshine
In Lanlivery, the average sunshine in September is 6.7h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 4 in September translates into these instructions:
Exercise prevention - Protecting skin and eyes from harm is required. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Lanlivery in September?
What is the average humidity in September in Lanlivery?
How many days does it rain in September in Lanlivery?
When it does not snow in Lanlivery?
How many hours of daylight does Lanlivery have in September?
When is the sunrise / sunset in September in Lanlivery?
How many hours of sunshine does Lanlivery have in September?
What are the months with the highest UV index in Lanlivery?
How high is the UV index in September in Lanlivery?
Average temperature in September
Lanlivery, United Kingdom
- Average high temperature in September: 62.1°F
The warmest month (with the highest average high temperature) is July (64.9°F).
The month with the lowest average high temperature is January (46.6°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is February (39.9°F).
Average pressure in September
Lanlivery, United Kingdom
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is November (29.83"Hg).
Average wind speed in September
Lanlivery, United Kingdom
- Average wind speed in September: 10.9mph
The windiest month (with the highest average wind speed) is December (15mph).
The calmest month (with the lowest average wind speed) is July (9.8mph).
Average humidity in September
Lanlivery, 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
Lanlivery, United Kingdom
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is November (2.64").
The driest month (with the least rainfall) is May (1.1").
Average rainfall days in September
Lanlivery, 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
Lanlivery, United Kingdom
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Lanlivery, 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
Lanlivery, 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
Lanlivery, 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
Lanlivery, 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
Lanlivery, 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
Lanlivery, United Kingdom
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
