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 start of September involves a subtle temperature drop, shifting from an agreeable 21.3°C (70.3°F) in August to a refreshing 16.5°C (61.7°F). An average low-temperature of 9.2°C (48.6°F) is observed during the September nights.Humidity
In Grytgöl, Sweden, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 15mm (0.59") of precipitation is accumulated. Throughout the year, in Grytgöl, there are 120 rainfall days, and 217mm (8.54") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 49min.On the first day of September in Grytgöl, sunrise is at 05:57 and sunset at 19:58. On the last day of the month, sunrise is at 07:01 and sunset at 18:33 CEST.
Sunshine
In Grytgöl, the average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Grytgöl?
What is the average humidity in September in Grytgöl?
How many days does it rain in September in Grytgöl?
When it does not snow in Grytgöl?
Does it snow in Grytgöl in September?
What is the average length of the day in September in Grytgöl?
When are sunrise and sunset in September in Grytgöl?
How long on average sun shines in September in Grytgöl?
What is the UV index intensity in September in Grytgöl?
Average temperature in September
Grytgöl, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is January (-0.4°C).
- Average low temperature in September: 9.2°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-4.2°C).
Average pressure in September
Grytgöl, Sweden
- Average pressure in September: 1013.7mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).
Average wind speed in September
Grytgöl, Sweden
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).
Average humidity in September
Grytgöl, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January, February and December (90%).
The months with the lowest relative humidity are May and June (69%).
Average rainfall in September
Grytgöl, Sweden
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is April (9mm).
Average rainfall days in September
Grytgöl, Sweden
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in September
Grytgöl, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (58mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grytgöl, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grytgöl, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in September
Grytgöl, Sweden
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is March (17.3 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in September
Grytgöl, Sweden
- Average UV index in September: 3
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
Grytgöl, Sweden
- Average cloud cover in September: 46
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June and August (Cloud cover 41).
Average visibility in September
Grytgöl, Sweden
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
