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
September
Weather in September
Temperature
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's agreeable 21.3°C (70.3°F) to an enjoyable 18°C (64.4°F). Nighttime temperatures in Startenhuizen consistently average a fresh 11.7°C (53.1°F) during September.Humidity
The average relative humidity in September in Startenhuizen is 82%.Rainfall
In Startenhuizen, during September, the rain falls for 15.1 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, in Startenhuizen, there are 179 rainfall days, and 336mm (13.23") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day in Startenhuizen is 12h and 41min.On the first day of September, sunrise is at 06:43 and sunset at 20:22. On the last day of the month, sunrise is at 07:33 and sunset at 19:12 CEST.
Sunshine
The average sunshine in September is 7.2h.UV index
In Startenhuizen, 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: In September, an average UV index of 4 transforms into the following instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Startenhuizen in September?
What is the average humidity in September in Startenhuizen?
How many days does it rain in September in Startenhuizen?
When it does not snow in Startenhuizen?
What is the average length of the day in September in Startenhuizen?
What time are sunrise and sunset in September in Startenhuizen?
How many hours of sunshine does Startenhuizen have in September?
What is the UV index reading in September in Startenhuizen?
Average temperature in September
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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
Startenhuizen, 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).
