September weather forecast
Hoofdplaat, Netherlands

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September

Weather in September

The first month of the autumn, September, is also an enjoyable month in Hoofdplaat, Netherlands, with temperature in the range of an average high of 18.5°C (65.3°F) and an average low of 14.2°C (57.6°F).

Temperature

The average high-temperature during September registers at a refreshing 18.5°C (65.3°F), closely corresponding to the preceding month. During September, nights cool slightly to an average low of 14.2°C (57.6°F).

Humidity

In September, the average relative humidity in Hoofdplaat is 76%.

Rainfall

In Hoofdplaat, in September, during 14.3 rainfall days, 33mm (1.3") of precipitation is typically accumulated. In Hoofdplaat, Netherlands, during the entire year, the rain falls for 172 days and collects up to 388mm (15.28") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Hoofdplaat, the average length of the day in September is 12h and 38min.
On the first day of September in Hoofdplaat, sunrise is at 06:59 and sunset at 20:31. On the last day of the month, sunrise is at 07:45 and sunset at 19:25 CEST.

Sunshine

In September, the average sunshine in Hoofdplaat is 7.2h.

UV index

In Hoofdplaat, Netherlands, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hoofdplaat in September?
September temperatures in Hoofdplaat, Netherlands, vary between a high-temperature of 18.5°C (65.3°F) and a low-temperature of 14.2°C (57.6°F).
What is the average humidity in September in Hoofdplaat?
In September, the average relative humidity is 76%.
How many days does it rain in September in Hoofdplaat?
In September, the rain falls for 14.3 days. Throughout September, 33mm (1.3") of precipitation is accumulated.
When it does not snow in Hoofdplaat?
In Hoofdplaat, snow does not fall in April through October.
What is the average length of the day in September in Hoofdplaat?
In September, the average day length in Hoofdplaat, Netherlands, is 12h and 38min.
When is the sunrise / sunset in September in Hoofdplaat?
In September, on the first day of the month, sunrise is at 06:59 and sunset at 20:31. On the last day of the month, sunrise is at 07:45 and sunset at 19:25 CEST.
How long on average sun shines in September in Hoofdplaat?
In September, the average sunshine duration in Hoofdplaat is 7.2h.
What is the UV index reading in September in Hoofdplaat?
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASeptemberOND
Aug
September
Oct
Average high temperature
20.8°C
18.5°C
14.8°C
Average low temperature
16.2°C
14.2°C
11.2°C
Average pressure
1015.3mbar
1017.1mbar
1015.8mbar
Average wind speed
17.1km/h
18.3km/h
20.5km/h
Average max. wind speed
18.2km/h
19.5km/h
21.7km/h
Average wind speed gusts
26km/h
27.4km/h
30.8km/h
Average humidity
76%
76%
79%
Average rainfall
47mm
33mm
37mm
Average rainfall days
16.7
14.3
16.3
Average snowfall
0mm
0mm
0mm
Average snowfall days
0
0
0
Average daylight
14h 3min
12h 4min
10h 4min
Average sunshine
9h 2min
7h 1min
5h 1min
Average sunshine days
11.8
12
10.8
Average UV index
5
4
3
Average cloud cover
38%
43%
52%
Average visibility
10km
10km
10km
Average temperature in September
Hoofdplaat, Netherlands
  • Average high temperature in September: 18.5°C

The warmest month (with the highest average high temperature) is August (20.8°C).
The month with the lowest average high temperature is January (6.3°C).

  • Average low temperature in September: 14.2°C

The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).

Average pressure in September
Hoofdplaat, Netherlands
  • Average pressure in September: 1017.1mbar

The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).

Average wind speed in September
Hoofdplaat, Netherlands
  • Average wind speed in September: 18.3km/h

The windiest month (with the highest average wind speed) is December (24.8km/h).
The calmest months (with the lowest average wind speed) are April and July (16.5km/h).

Average humidity in September
Hoofdplaat, Netherlands
  • Average humidity in September: 76%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is April (75%).

Average rainfall in September
Hoofdplaat, Netherlands
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is August (47mm).
The driest month (with the least rainfall) is April (16mm).

Average rainfall days in September
Hoofdplaat, Netherlands
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is April (10.5 days).

Average snowfall in September
Hoofdplaat, 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
Hoofdplaat, Netherlands
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (2.7 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
Hoofdplaat, Netherlands
  • Average daylight in September: 12h and 4min

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 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

Average sunshine days in September
Hoofdplaat, Netherlands
  • Average sunshine days in September: 12 days

The month with the most sunshine days is April (17.1 days).
The month with the least sunshine days is November (9.6 days).

Average UV index in September
Hoofdplaat, 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 and December (UV index 2).

Average cloud cover in September
Hoofdplaat, Netherlands
  • Average cloud cover in September: 43

The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in September
Hoofdplaat, Netherlands
  • Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).

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