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
As September arrives, Halsteren's weather displays a minor decrease in high-temperatures, transitioning from August's pleasant 22.5°C (72.5°F) to a refreshing 19.2°C (66.6°F). Throughout the month of September, Halsteren witnesses an average temperature of 11.9°C (53.4°F).Humidity
In Halsteren, Netherlands, the average relative humidity in September is 79%.Rainfall
In Halsteren, in September, it is raining for 15.5 days, with typically 37mm (1.46") of accumulated precipitation. Throughout the year, in Halsteren, there are 206.2 rainfall days, and 588mm (23.15") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Halsteren.Daylight
In September, the average length of the day in Halsteren is 12h and 38min.On the first day of the month, sunrise is at 06:56 and sunset at 20:29. On the last day of September, sunrise is at 07:42 and sunset at 19:22 CEST.
Sunshine
The average sunshine in September in Halsteren is 7.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 4 in September translates into these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Halsteren in September?
What is the average humidity in September in Halsteren?
How many days does it rain in September in Halsteren?
When it does not snow in Halsteren?
How many hours of daylight does Halsteren have in September?
When is the sunrise / sunset in September in Halsteren?
How long on average sun shines in September in Halsteren?
What is the UV index intensity in September in Halsteren?
Average temperature in September
Halsteren, Netherlands
- Average high temperature in September: 19.2°C
The warmest month (with the highest average high temperature) is August (22.5°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in September: 11.9°C
The month with the highest average low temperature is August (14.4°C).
The coldest months (with the lowest average low temperature) are January and February (1.9°C).
Average pressure in September
Halsteren, Netherlands
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1011.9mbar).
Average wind speed in September
Halsteren, Netherlands
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is December (18.3km/h).
The calmest months (with the lowest average wind speed) are July and August (12.7km/h).
Average humidity in September
Halsteren, 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
Halsteren, Netherlands
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is December (62mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Halsteren, Netherlands
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is August (19.2 days).
The month with the least rainy days is April (14.6 days).
Average snowfall in September
Halsteren, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (33mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Halsteren, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.1 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
Halsteren, 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 2min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in September
Halsteren, Netherlands
- Average sunshine days in September: 11 days
The month with the most sunshine days is April (12.4 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in September
Halsteren, 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
Halsteren, Netherlands
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 41).
Average visibility in September
Halsteren, 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).
