September weather forecastLörby, Sweden

September

Weather in September

September, the first month of the autumn in Lörby, is also an enjoyable month, with temperature in the range of an average high of 16.4°C (61.5°F) and an average low of 13.1°C (55.6°F).

Temperature

September brings a slight decrease in the average high-temperature, shifting from 19.6°C (67.3°F) in August to a still comfortable 16.4°C (61.5°F). Lörby, during September nights, experiences a subtle shift to a low average of 13.1°C (55.6°F) from the day's heat.

Humidity

In Lörby, the average relative humidity in September is 78%.

Rainfall

In Lörby, during September, the rain falls for 11.9 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, in Lörby, there are 139.4 rainfall days, and 346mm (13.62") of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Lörby.

Daylight

In Lörby, the average length of the day in September is 12h and 45min.
On the first day of September, sunrise is at 06:06 and sunset at 19:55. On the last day of the month, sunrise is at 07:03 and sunset at 18:38 CEST.

Sunshine

In Lörby, the average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index in Lörby is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 4 suggests these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

September temperatures in Lörby, Sweden, vary between a high-temperature of 16.4°C (61.5°F) and a low-temperature of 13.1°C (55.6°F).

The average relative humidity in September in Lörby is 78%.

In September, in Lörby, the rain falls for 11.9 days. Throughout September, 26mm (1.02") of precipitation is accumulated.

In Lörby, Sweden, snow does not fall in May through October.

In Lörby, the average day length in September is 12h and 45min.

On the first day of September, sunrise is at 06:06 and sunset at 19:55. On the last day of the month, sunrise is at 07:03 and sunset at 18:38 CEST.

In Lörby, Sweden, the average sunshine duration in September is 8.3h.

The average daily maximum UV index in September in Lörby is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Lörby, Sweden

  • Average high temperature in September: 16.4°C

The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is February (2.4°C).

  • Average low temperature in September: 13.1°C

The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (0.1°C).

Average pressure in September
Lörby, Sweden

  • Average pressure in September: 1015.3mbar

The month with the highest atmospheric pressure is April (1015.6mbar).
The month with the lowest atmospheric pressure is December (1010.9mbar).

Average wind speed in September
Lörby, Sweden

  • Average wind speed in September: 21.9km/h

The windiest month (with the highest average wind speed) is December (25.6km/h).
The calmest month (with the lowest average wind speed) is June (18.3km/h).

Average humidity in September
Lörby, Sweden

  • Average humidity in September: 78%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, May and June (76%).

Average rainfall in September
Lörby, Sweden

  • Average rainfall in September: 26mm

The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is April (14mm).

Average rainfall days in September
Lörby, Sweden

  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is November (15.2 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in September
Lörby, Sweden

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (44mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in September
Lörby, Sweden

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (9.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Lörby, Sweden

  • Average daylight in September: 12h and 42min

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: 8h and 18min

The months with the most sunshine are June and August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).

Average sunshine days in September
Lörby, Sweden

  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is April (18.6 days).
The month with the least sunshine days is December (9.8 days).

Average UV index in September
Lörby, Sweden

  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September
Lörby, Sweden

  • Average cloud cover in September: 42

The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Lörby, Sweden

  • Average visibility in September: 10km

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