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
As September begins, there is a minor decrease in the average high-temperature, softly falling from a pleasant 20.3°C (68.5°F) in August to an enjoyable 16.5°C (61.7°F). Hallabro upholds a consistent average temperature of 11.6°C (52.9°F) throughout the nights of September.Humidity
In September, the average relative humidity in Hallabro is 79%.Rainfall
In Hallabro, Sweden, during September, the rain falls for 13.6 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, there are 164 rainfall days, and 429mm (16.89") of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In Hallabro, the average length of the day in September is 12h and 46min.On the first day of September in Hallabro, sunrise is at 06:04 and sunset at 19:54. On the last day of the month, sunrise is at 07:01 and sunset at 18:36 CEST.
Sunshine
In Hallabro, the average sunshine in September is 8.4h.UV index
In Hallabro, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What is the usual temperature for Hallabro in September?
What is the average humidity in September in Hallabro?
How much does it rain in Hallabro in September?
When it does not snow in Hallabro?
Does it snow in Hallabro in September?
What is the average length of the day in September in Hallabro?
When are sunrise and sunset in September in Hallabro?
How long on average sun shines in September in Hallabro?
What is the UV index reading in September in Hallabro?
Average temperature in September
Hallabro, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The months with the lowest average high temperature are January and February (1.8°C).
- Average low temperature in September: 11.6°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-1.1°C).
Average pressure in September
Hallabro, Sweden
- Average pressure in September: 1015.1mbar
The months with the highest atmospheric pressure are April and May (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.7mbar).
Average wind speed in September
Hallabro, Sweden
- Average wind speed in September: 17.5km/h
The windiest month (with the highest average wind speed) is December (19.9km/h).
The calmest month (with the lowest average wind speed) is June (15.1km/h).
Average humidity in September
Hallabro, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January, February, November and December (87%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Hallabro, Sweden
- Average rainfall in September: 33mm
The wettest months (with the highest rainfall) are October and November (45mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Hallabro, Sweden
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is November (16.9 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in September
Hallabro, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (81mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Hallabro, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hallabro, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).
Average sunshine days in September
Hallabro, Sweden
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is April (16.1 days).
The months with the least sunshine days are November and December (7.7 days).
Average UV index in September
Hallabro, 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
Hallabro, Sweden
- Average cloud cover in September: 42
The months with the most cloud cover are January, February and December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Hallabro, Sweden
- Average visibility in September: 10km
The months with the highest visibility are April, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, May, October, November and December (9km).
Hallabro, Sweden
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