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
Hyllinge's progression into September involves a minor drop in the average high-temperature, slightly receding from a pleasant 20.8°C (69.4°F) in August to a comfortable 17°C (62.6°F). Hyllinge's nights in September experience an average temperature drop to a fresh 11.4°C (52.5°F).Humidity
In Hyllinge, the average relative humidity in September is 79%.Rainfall
In Hyllinge, Sweden, during September, the rain falls for 15.3 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, in Hyllinge, there are 172.7 rainfall days, and 428mm (16.85") of precipitation is accumulated.Snowfall
In Hyllinge, Sweden, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 45min.On the first day of September, sunrise is at 06:13 and sunset at 20:03. On the last day of the month, sunrise is at 07:10 and sunset at 18:46 CEST.
Sunshine
In Hyllinge, the average sunshine in September is 7.3h.UV index
In Hyllinge, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the UV index of 3 transforms into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Hyllinge?
What is the average humidity in September in Hyllinge?
How much does it rain in Hyllinge in September?
When it does not snow in Hyllinge?
Does it snow in Hyllinge in September?
How many hours of daylight does Hyllinge have in September?
What time are sunrise and sunset in September in Hyllinge?
How many hours of sunshine does Hyllinge have in September?
How high is the UV index in September in Hyllinge?
Average temperature in September
Hyllinge, Sweden
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (20.9°C).
The month with the lowest average high temperature is January (2.1°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (-1.1°C).
Average pressure in September
Hyllinge, Sweden
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is April (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.7mbar).
Average wind speed in September
Hyllinge, Sweden
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is July (13km/h).
Average humidity in September
Hyllinge, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January, February, November and December (88%).
The months with the lowest relative humidity are April and May (72%).
Average rainfall in September
Hyllinge, Sweden
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is August (49mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Hyllinge, Sweden
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is August (18.2 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Hyllinge, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (65mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Hyllinge, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hyllinge, Sweden
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are June and August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Hyllinge, Sweden
- Average sunshine days in September: 11.1 days
The month with the most sunshine days is April (14.9 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in September
Hyllinge, Sweden
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Hyllinge, Sweden
- Average cloud cover in September: 50
The month with the most cloud cover is December (Cloud cover 73).
The months with the least cloud cover are June and August (Cloud cover 41).
Average visibility in September
Hyllinge, Sweden
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (8km).
