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
Weather in September
Temperature
The transition into September subtly indicates a reduction in the average high-temperature, down to a refreshing 18°C (64.4°F) from August's pleasant 21.3°C (70.3°F). Nighttime temperatures in September average to a fresh 11.7°C (53.1°F) in Aduard.Humidity
The average relative humidity in September in Aduard, Netherlands, is 82%.Rainfall
In September, the rain falls for 15.1 days. Throughout September, 26mm (1.02") of precipitation is accumulated. Throughout the year, in Aduard, there are 179 rainfall days, and 336mm (13.23") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Aduard.Daylight
In Aduard, the average length of the day in September is 12h and 41min.On the first day of September in Aduard, sunrise is at 06:44 and sunset at 20:23. On the last day of the month, sunrise is at 07:34 and sunset at 19:13 CEST.
Sunshine
In September, the average sunshine in Aduard, Netherlands, is 7.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What are the temperatures in Aduard in September?
What is the average humidity in September in Aduard?
How many days does it rain in September in Aduard?
When it does not snow in Aduard?
How many hours of daylight does Aduard have in September?
When are sunrise and sunset in September in Aduard?
How long on average sun shines in September in Aduard?
What is the UV index intensity in September in Aduard?
Average temperature in September
Aduard, Netherlands
- Average high temperature in September: 18°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (4.4°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is February (1°C).
Average pressure in September
Aduard, Netherlands
- Average pressure in September: 1016.4mbar
The months with the highest atmospheric pressure are May and September (1016.4mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).
Average wind speed in September
Aduard, Netherlands
- Average wind speed in September: 15.1km/h
The windiest month (with the highest average wind speed) is December (21.2km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in September
Aduard, Netherlands
- Average humidity in September: 82%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Aduard, Netherlands
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is June (41mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Aduard, Netherlands
- Average rainfall days in September: 15.1 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in September
Aduard, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Aduard, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.8 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
Aduard, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Aduard, Netherlands
- Average sunshine days in September: 10.2 days
The months with the most sunshine days are March and April (14.8 days).
The month with the least sunshine days is December (9 days).
Average UV index in September
Aduard, Netherlands
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Aduard, Netherlands
- Average cloud cover in September: 46
The month with the most cloud cover is December (Cloud cover 68).
The months with the least cloud cover are April and August (Cloud cover 41).
Average visibility in September
Aduard, Netherlands
- Average visibility in September: 9km
The months with the highest visibility are April and August (10km).
The months with the lowest visibility are January, February, March, May, June, July, September, October, November and December (9km).
Aduard, Netherlands
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