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
A subtle shift in Afferden's weather is observed as August turns into September, with the average high temperature reducing from an agreeable 22.8°C (73°F) to an enjoyable 19°C (66.2°F). Throughout September, an average low-temperature of 11.4°C (52.5°F) is experienced in Afferden.Humidity
In September, the average relative humidity is 80%.Rainfall
In September, in Afferden, the rain falls for 13.4 days. Throughout September, 30mm (1.18") of precipitation is accumulated. Throughout the year, in Afferden, there are 176.9 rainfall days, and 457mm (17.99") of precipitation is accumulated.Snowfall
In Afferden, Netherlands, snow does not fall in April through October.Daylight
In Afferden, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 06:49 and sunset at 20:22. On the last day of the month, sunrise is at 07:35 and sunset at 19:15 CEST.
Sunshine
In September, the average sunshine in Afferden is 7.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Afferden in September?
What is the average humidity in September in Afferden?
How many days does it rain in September in Afferden?
When it does not snow in Afferden?
How many hours of daylight does Afferden have in September?
What time are sunrise and sunset in September in Afferden?
How many hours of sunshine does Afferden have in September?
What is the UV index reading in September in Afferden?
Average temperature in September
Afferden, Netherlands
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is July (23°C).
The month with the lowest average high temperature is January (4.7°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).
Average pressure in September
Afferden, Netherlands
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in September
Afferden, Netherlands
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest months (with the lowest average wind speed) are July and August (11.5km/h).
Average humidity in September
Afferden, Netherlands
- Average humidity in September: 80%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Afferden, Netherlands
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Afferden, Netherlands
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is April (12.8 days).
Average snowfall in September
Afferden, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Afferden, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.7 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
Afferden, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Afferden, Netherlands
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is March (15.1 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Afferden, Netherlands
- 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, November and December (UV index 2).
Average cloud cover in September
Afferden, Netherlands
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Afferden, Netherlands
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (9km).
The month with the lowest visibility is September (8km).
