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
Leimuiden's progression into September involves a gentle drop in the average high-temperature, from a pleasant 21.3°C (70.3°F) in August to a comfortable 18°C (64.4°F). Leimuiden, in September, logs an average low-temperature of 13.1°C (55.6°F), a subtle step down from daytime readings.Humidity
In September, the average relative humidity in Leimuiden is 78%.Rainfall
In Leimuiden, Netherlands, in September, during 14.4 rainfall days, 39mm (1.54") of precipitation is typically accumulated. In Leimuiden, during the entire year, the rain falls for 193.2 days and collects up to 526mm (20.71") of precipitation.Snowfall
In Leimuiden, snow does not fall in April through October.Daylight
The average length of the day in September in Leimuiden is 12h and 39min.On the first day of the month, sunrise is at 06:53 and sunset at 20:28. On the last day of September, sunrise is at 07:41 and sunset at 19:20 CEST.
Sunshine
The average sunshine in September in Leimuiden is 7.3h.UV index
In Leimuiden, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 4 in September translates into this advice:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What are the temperatures in Leimuiden in September?
What is the average humidity in September in Leimuiden?
How many days does it rain in September in Leimuiden?
When it does not snow in Leimuiden?
How many hours of daylight does Leimuiden have in September?
When are sunrise and sunset in September in Leimuiden?
How many hours of sunshine does Leimuiden have in September?
How high is the UV index in September in Leimuiden?
Average temperature in September
Leimuiden, 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 (5.6°C).
- Average low temperature in September: 13.1°C
The month with the highest average low temperature is August (15.3°C).
The coldest months (with the lowest average low temperature) are January and February (2.6°C).
Average pressure in September
Leimuiden, Netherlands
- Average pressure in September: 1016.7mbar
The month with the highest atmospheric pressure is September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).
Average wind speed in September
Leimuiden, Netherlands
- Average wind speed in September: 15.6km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is July (14.4km/h).
Average humidity in September
Leimuiden, Netherlands
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Leimuiden, Netherlands
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Leimuiden, Netherlands
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is December (20.5 days).
The month with the least rainy days is October (13 days).
Average snowfall in September
Leimuiden, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Leimuiden, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.6 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
Leimuiden, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Leimuiden, Netherlands
- Average sunshine days in September: 13 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is December (6.1 days).
Average UV index in September
Leimuiden, 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
Leimuiden, Netherlands
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Leimuiden, Netherlands
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Leimuiden, Netherlands
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