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
Deinum starts September with an average high-temperature of an enjoyable 17.6°C (63.7°F), a minor shift from August's 20.3°C (68.5°F). Deinum notes an average temperature descent to a mild 13.4°C (56.1°F) in September, a small shift from its daytime peak.Humidity
In Deinum, the average relative humidity in September is 80%.Rainfall
In Deinum, in September, during 17.3 rainfall days, 41mm (1.61") of precipitation is typically accumulated. In Deinum, during the entire year, the rain falls for 188.1 days and collects up to 390mm (15.35") of precipitation.Snowfall
April through October are months without snowfall in Deinum.Daylight
In Deinum, the average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 06:47 and sunset at 20:26. On the last day of September, sunrise is at 07:37 and sunset at 19:16 CEST.
Sunshine
In Deinum, the average sunshine in September is 7.3h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the average September temperature in Deinum?
What is the average humidity in September in Deinum?
How many days does it rain in September in Deinum?
When it does not snow in Deinum?
What is the average length of the day in September in Deinum?
What time are sunrise and sunset in September in Deinum?
How many hours of sunshine does Deinum have in September?
How high is the UV index in September in Deinum?
Average temperature in September
Deinum, Netherlands
- Average high temperature in September: 17.6°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The months with the lowest average high temperature are January and February (5.3°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in September
Deinum, Netherlands
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in September
Deinum, Netherlands
- Average wind speed in September: 19.3km/h
The windiest month (with the highest average wind speed) is December (26.8km/h).
The calmest month (with the lowest average wind speed) is July (17.2km/h).
Average humidity in September
Deinum, Netherlands
- Average humidity in September: 80%
The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are April, May and August (79%).
Average rainfall in September
Deinum, Netherlands
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Deinum, Netherlands
- Average rainfall days in September: 17.3 days
The month with the highest number of rainy days is December (18.8 days).
The month with the least rainy days is April (11.1 days).
Average snowfall in September
Deinum, Netherlands
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Deinum, 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
Deinum, 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 2min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Deinum, Netherlands
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is December (7.1 days).
Average UV index in September
Deinum, 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
Deinum, Netherlands
- Average cloud cover in September: 46
The month with the most cloud cover is December (Cloud cover 67).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in September
Deinum, 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).
Deinum, Netherlands
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