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 onset of September results in a small decrease in the average high-temperature, moderately receding from a pleasant 22.2°C (72°F) in August to a refreshing 18.6°C (65.5°F). During the month of September, an average temperature of 11.3°C (52.3°F) is noted during the nights.Humidity
In Appel, the average relative humidity in September is 82%.Rainfall
In Appel, in September, during 10.6 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Appel, during the entire year, the rain falls for 139.2 days and collects up to 217mm (8.54") of precipitation.Snowfall
In Appel, snow does not fall in April through October.Daylight
In Appel, the average length of the day in September is 12h and 39min.On the first day of September, sunrise is at 06:50 and sunset at 20:25. On the last day of the month, sunrise is at 07:38 and sunset at 19:17 CEST.
Sunshine
In Appel, 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 moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are September temperatures in Appel?
What is the average humidity in September in Appel?
How much does it rain in Appel in September?
When it does not snow in Appel?
What is the average length of the day in September in Appel?
When are sunrise and sunset in September in Appel?
How long on average sun shines in September in Appel?
What is the UV index reading in September in Appel?
Average temperature in September
Appel, Netherlands
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is August (22.2°C).
The month with the lowest average high temperature is January (4.6°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (13.9°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in September
Appel, Netherlands
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1011.7mbar).
Average wind speed in September
Appel, Netherlands
- Average wind speed in September: 12.4km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest months (with the lowest average wind speed) are July and August (12km/h).
Average humidity in September
Appel, Netherlands
- Average humidity in September: 82%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Appel, Netherlands
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is July (26mm).
The driest month (with the least rainfall) is April (10mm).
Average rainfall days in September
Appel, Netherlands
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (9 days).
Average snowfall in September
Appel, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Appel, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3 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
Appel, 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 months with the most sunshine are June and July (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Appel, Netherlands
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is April (17.8 days).
The month with the least sunshine days is August (12.2 days).
Average UV index in September
Appel, 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
Appel, Netherlands
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
Appel, 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).
Appel, Netherlands
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