September weather forecastKoewacht, Netherlands
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Koewacht, Netherlands, with an average temperature ranging between max 19.5°C (67.1°F) and min 11.6°C (52.9°F).Temperature
Koewacht's progression into September involves a gentle drop in the average high-temperature, from a pleasant 22.9°C (73.2°F) in August to an enjoyable 19.5°C (67.1°F). In Koewacht, September's nights observe an average temperature dip to a cool 11.6°C (52.9°F).Humidity
In Koewacht, the average relative humidity in September is 79%.Rainfall
In September, in Koewacht, the rain falls for 12.6 days. Throughout September, 25mm (0.98") of precipitation is accumulated. Throughout the year, in Koewacht, there are 180.5 rainfall days, and 452mm (17.8") of precipitation is accumulated.Snowfall
In Koewacht, Netherlands, snow does not fall in April through October.Daylight
In Koewacht, Netherlands, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:58 and sunset at 20:29. On the last day of September, in Koewacht, Netherlands, sunrise is at 07:43 and sunset at 19:23 CEST.
Sunshine
The average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 4 in September translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Koewacht, Netherlands
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is July (23°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in September: 11.6°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in September
Koewacht, 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 (1012.1mbar).
Average wind speed in September
Koewacht, Netherlands
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is August (12.1km/h).
Average humidity in September
Koewacht, Netherlands
- Average humidity in September: 79%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Koewacht, Netherlands
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is December (48mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Koewacht, Netherlands
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in September
Koewacht, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Koewacht, Netherlands
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (3.3 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
Koewacht, Netherlands
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
Koewacht, Netherlands
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in September
Koewacht, 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
Koewacht, Netherlands
- Average cloud cover in September: 44
The months with the most cloud cover are January and December (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in September
Koewacht, Netherlands
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





