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
Lampaul-Ploudalmézeau's transition from August to September introduces an average high-temperature of a still comfortable 18.6°C (65.5°F), marking an insignificant variation from the 19.8°C (67.6°F). Throughout September, Lampaul-Ploudalmézeau witnesses a nighttime temperature average of 12.7°C (54.9°F).Humidity
April and September, with an average relative humidity of 80%, are the least humid months.Rainfall
September is the month with the least rainfall in Lampaul-Ploudalmézeau. Rain falls for 12.5 days and accumulates 24mm (0.94") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 35min.On the first day of the month, sunrise is at 07:36 and sunset at 21:00. On the last day of September, in Lampaul-Ploudalmézeau, sunrise is at 08:17 and sunset at 19:59 CEST.
Sunshine
In September, the average sunshine in Lampaul-Ploudalmézeau is 7.1h.UV index
In Lampaul-Ploudalmézeau, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 4 in September translates into these instructions:
Heed the precautions - It is counselled to guard against solar damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Lampaul-Ploudalmézeau in September?
What are the least humid months in Lampaul-Ploudalmézeau?
What is the average humidity in September in Lampaul-Ploudalmézeau?
What is the driest month in Lampaul-Ploudalmézeau?
How much does it rain in Lampaul-Ploudalmézeau in September?
When it does not snow in Lampaul-Ploudalmézeau?
What is the average length of the day in September in Lampaul-Ploudalmézeau?
What time are sunrise and sunset in September in Lampaul-Ploudalmézeau?
How long on average sun shines in September in Lampaul-Ploudalmézeau?
What is the UV index intensity in September in Lampaul-Ploudalmézeau?
Average temperature in September
Lampaul-Ploudalmézeau, France
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is July (19.9°C).
The month with the lowest average high temperature is February (9.6°C).
- Average low temperature in September: 12.7°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5.6°C).
Average pressure in September
Lampaul-Ploudalmézeau, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in September
Lampaul-Ploudalmézeau, France
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is December (24.1km/h).
The calmest month (with the lowest average wind speed) is July (16km/h).
Average humidity in September
Lampaul-Ploudalmézeau, France
- Average humidity in September: 80%
The months with the highest relative humidity are January, June and December (83%).
The months with the lowest relative humidity are April and September (80%).
Average rainfall in September
Lampaul-Ploudalmézeau, France
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is November (77mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in September
Lampaul-Ploudalmézeau, France
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is December (19.5 days).
The month with the least rainy days is September (12.5 days).
Average snowfall in September
Lampaul-Ploudalmézeau, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Lampaul-Ploudalmézeau, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Lampaul-Ploudalmézeau, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in September
Lampaul-Ploudalmézeau, France
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is November (7.3 days).
Average UV index in September
Lampaul-Ploudalmézeau, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Lampaul-Ploudalmézeau, France
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 43).
Average visibility in September
Lampaul-Ploudalmézeau, France
- Average visibility in September: 9km
The months with the highest visibility are March and April (10km).
The months with the lowest visibility are January, February, May, June, July, August, September, October, November and December (9km).
