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
September is characterized by a mild reduction in the average high-temperature, from an enjoyable 19.1°C (66.4°F) in August to a mild 15.8°C (60.4°F). Jörlanda, during September nights, experiences a subtle shift to a low average of 11.1°C (52°F) from the day's heat.Humidity
The average relative humidity in September in Jörlanda is 80%.Rainfall
In September, in Jörlanda, the rain falls for 16.1 days. Throughout September, 50mm (1.97") of precipitation is accumulated. In Jörlanda, during the entire year, the rain falls for 172.9 days and collects up to 557mm (21.93") of precipitation.Snowfall
May through September are months without snowfall in Jörlanda, Sweden.Daylight
The average length of the day in September is 12h and 48min.On the first day of the month, sunrise is at 06:13 and sunset at 20:11. On the last day of September, sunrise is at 07:15 and sunset at 18:49 CEST.
Sunshine
In Jörlanda, the average sunshine in September is 7.7h.UV index
The average daily maximum UV index in September in Jörlanda, Sweden, is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 translates into these guidelines:
Undertake protective steps - Preventing sun damage is advised. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Jörlanda?
What is the average humidity in September in Jörlanda?
How much does it rain in Jörlanda in September?
When it does not snow in Jörlanda?
Does it snow in Jörlanda in September?
How many hours of daylight does Jörlanda have in September?
What time are sunrise and sunset in September in Jörlanda?
How long on average sun shines in September in Jörlanda?
What is the UV index intensity in September in Jörlanda?
Average temperature in September
Jörlanda, Sweden
- Average high temperature in September: 15.8°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The months with the lowest average high temperature are January and February (1.5°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is February (-1.8°C).
Average pressure in September
Jörlanda, Sweden
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).
Average wind speed in September
Jörlanda, Sweden
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is December (19.2km/h).
The calmest month (with the lowest average wind speed) is June (14.3km/h).
Average humidity in September
Jörlanda, Sweden
- Average humidity in September: 80%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (73%).
Average rainfall in September
Jörlanda, Sweden
- Average rainfall in September: 50mm
The wettest month (with the highest rainfall) is August (69mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Jörlanda, Sweden
- Average rainfall days in September: 16.1 days
The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (9.6 days).
Average snowfall in September
Jörlanda, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (58mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Jörlanda, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Jörlanda, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in September
Jörlanda, Sweden
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is April (16.3 days).
The month with the least sunshine days is December (10.1 days).
Average UV index in September
Jörlanda, Sweden
- Average UV index in September: 4
The months with the highest UV index are May and June (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Jörlanda, Sweden
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 65).
The months with the least cloud cover are June and July (Cloud cover 39).
Average visibility in September
Jörlanda, Sweden
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
