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
The shift from August to September involves a decrease in the average high-temperature, dropping from an agreeable 20.8°C (69.4°F) to a moderate 15.8°C (60.4°F). During the month of September, an average temperature of 8.3°C (46.9°F) is noted during the nights.Humidity
In September, the average relative humidity is 78%.Rainfall
In Forsbacka, in September, it is raining for 11.8 days, with typically 25mm (0.98") of accumulated precipitation. Throughout the year, there are 123.6 rainfall days, and 350mm (13.78") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 53min.On the first day of the month, sunrise is at 05:47 and sunset at 19:57. On the last day of September, sunrise is at 06:57 and sunset at 18:27 CEST.
Sunshine
In Forsbacka, Sweden, the average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Forsbacka in September?
What is the average humidity in September in Forsbacka?
How much does it rain in Forsbacka in September?
When it does not snow in Forsbacka?
Does it snow in Forsbacka in September?
How many hours of daylight does Forsbacka have in September?
When is the sunrise / sunset in September in Forsbacka?
How many hours of sunshine does Forsbacka have in September?
What is the UV index intensity in September in Forsbacka?
Average temperature in September
Forsbacka, Sweden
- Average high temperature in September: 15.8°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-1.6°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-5°C).
Average pressure in September
Forsbacka, Sweden
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1006.9mbar).
Average wind speed in September
Forsbacka, Sweden
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is December (11.6km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in September
Forsbacka, Sweden
- Average humidity in September: 78%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (66%).
Average rainfall in September
Forsbacka, Sweden
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Forsbacka, Sweden
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is July (15.2 days).
The months with the least rainy days are January and February (4.4 days).
Average snowfall in September
Forsbacka, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is March (163mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Forsbacka, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Forsbacka, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in September
Forsbacka, Sweden
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in September
Forsbacka, Sweden
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Forsbacka, Sweden
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in September
Forsbacka, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March and November (7km).
