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 sea temperature 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
September's advent notes a subtle adjustment in average high-temperature to an agreeable 22.6°C (72.7°F) from August. In September, the nighttime temperature lowers to an average of 15.1°C (59.2°F).Humidity
In September, the average relative humidity is 74%.Rainfall
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 40mm (1.57") of precipitation.Snowfall
In Bidart, snow does not fall in April through November.Sea temperature
In September, the average sea temperature in Bidart is 20.8°C (69.4°F).Note: Swimming is not a pleasant activity for most individuals in 20.8°C (69.4°F). Breathing becomes increasingly challenging to control as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Bidart, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 07:30 and sunset at 20:41. On the last day of September, in Bidart, France, sunrise is at 08:03 and sunset at 19:49 CEST.
Sunshine
In Bidart, France, the average sunshine in September is 8.4h.UV index
June through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What are September temperatures in Bidart?
What is the average humidity in September in Bidart?
What is the driest month in Bidart?
How many days does it rain in September in Bidart?
When it does not snow in Bidart?
How cold is the water in September in Bidart?
How many hours of daylight does Bidart have in September?
When is the sunrise / sunset in September in Bidart?
How long on average sun shines in September in Bidart?
What is the month with the highest UV index in Bidart?
How high is the UV index in September in Bidart?
Average temperature in September
Bidart, France
- Average high temperature in September: 22.6°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in September: 15.1°C
The month with the highest average low temperature is August (17.1°C).
The coldest month (with the lowest average low temperature) is February (6.2°C).
Average pressure in September
Bidart, France
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Bidart, France
- Average wind speed in September: 10.3km/h
The windiest months (with the highest average wind speed) are January and November (15.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Bidart, France
- Average humidity in September: 74%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Bidart, France
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in September
Bidart, France
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is October (13 days).
Average snowfall in September
Bidart, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Bidart, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Bidart, France
- Average sea temperature in September: 20.8°C
The best month for swimming (with the highest average sea temperature) is August (21.4°C).
The coldest month (with the lowest average sea temperature) is February (12.4°C).
Average daylight in September /
Average sunshine in September
Bidart, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in September
Bidart, France
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in September
Bidart, France
- Average UV index in September: 5
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Bidart, France
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in September
Bidart, France
- Average visibility in September: 10km
The months with the highest visibility are February, March, June, August, September, October, November and December (10km).
The months with the lowest visibility are January, April, May and July (9km).
Bidart, France
Weather forecast for your location
2. Allow the app to use your location
