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
September implies a soft temperature shift, with average high-temperatures reducing from August's warm 23.7°C (74.7°F) to an enjoyable 19.6°C (67.3°F). In the month of September, Larrau records a consistent average low-temperature of 9.2°C (48.6°F).Humidity
In Larrau, the average relative humidity in September is 71%.Rainfall
September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 39mm (1.54") of precipitation.Snowfall
July through September are months without snowfall in Larrau.Daylight
In Larrau, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 07:28 and sunset at 20:38. On the last day of the month, sunrise is at 08:00 and sunset at 19:46 CEST.
Sunshine
In Larrau, the average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index 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 the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Larrau?
What is the average humidity in September in Larrau?
What is the driest month in Larrau?
How many days does it rain in September in Larrau?
When it does not snow in Larrau?
Does it snow in Larrau in September?
How many hours of daylight does Larrau have in September?
What time are sunrise and sunset in September in Larrau?
How many hours of sunshine does Larrau have in September?
What is the UV index reading in September in Larrau?
Average temperature in September
Larrau, France
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 9.2°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is February (-2.4°C).
Average pressure in September
Larrau, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1022.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in September
Larrau, France
- Average wind speed in September: 6.8km/h
The windiest month (with the highest average wind speed) is February (9.7km/h).
The calmest month (with the lowest average wind speed) is September (6.8km/h).
Average humidity in September
Larrau, France
- Average humidity in September: 71%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Larrau, France
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (39mm).
Average rainfall days in September
Larrau, France
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Larrau, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (709mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in September
Larrau, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Larrau, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 54min).
Average sunshine days in September
Larrau, France
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is April (9.1 days).
Average UV index in September
Larrau, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Larrau, France
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Larrau, France
- Average visibility in September: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and November (8km).
