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
Weather in September
Temperature
In September, the average high-temperature marginally drops from 27.5°C (81.5°F) in August to a still moderately hot 24.4°C (75.9°F). The low-temperature average for Lormont during September stands at a refreshing 13.8°C (56.8°F).Humidity
The average relative humidity in September is 70%.Rainfall
The month with the least rainfall is September, when the rain falls for 8.5 days and typically collects 15mm (0.59") of precipitation.Snowfall
In Lormont, France, snow does not fall in January, April through November.Daylight
In Lormont, the average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 07:24 and sunset at 20:38. On the last day of the month, sunrise is at 07:59 and sunset at 19:44 CEST.
Sunshine
In Lormont, the average sunshine in September is 8.5h.UV index
In Lormont, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the average September temperature in Lormont?
What is the average humidity in September in Lormont?
What is the driest month in Lormont?
How many days does it rain in September in Lormont?
When it does not snow in Lormont?
What is the average length of the day in September in Lormont?
What time are sunrise and sunset in September in Lormont?
How long on average sun shines in September in Lormont?
What is the UV index intensity in September in Lormont?
Average temperature in September
Lormont, France
- Average high temperature in September: 24.4°C
The warmest month (with the highest average high temperature) is August (27.5°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in September: 13.8°C
The month with the highest average low temperature is July (16.3°C).
The coldest month (with the lowest average low temperature) is February (4.1°C).
Average pressure in September
Lormont, France
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is November (1015mbar).
Average wind speed in September
Lormont, France
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is March (11.9km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Lormont, France
- Average humidity in September: 70%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Lormont, France
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is September (15mm).
Average rainfall days in September
Lormont, France
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is September (8.5 days).
Average snowfall in September
Lormont, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (4mm).
The months with the least snowfall are January, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Lormont, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and December (0.3 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Lormont, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Lormont, France
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is September (19.6 days).
The months with the least sunshine days are May and June (13.8 days).
Average UV index in September
Lormont, France
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in September
Lormont, France
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Lormont, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
Lormont, France
Weather forecast for your location
2. Allow the app to use your location
