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
September implies a soft temperature shift, with average high-temperatures reducing from August's refreshing 19.2°C (66.6°F) to a moderate 15.1°C (59.2°F). Throughout September in Grythyttan, a steady low-temperature average of 7.8°C (46°F) is noted.Humidity
In September, the average relative humidity in Grythyttan is 81%.Rainfall
In September, in Grythyttan, the rain falls for 14.3 days. Throughout September, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 154.1 rainfall days, and 522mm (20.55") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Grythyttan.Daylight
In Grythyttan, the average length of the day in September is 12h and 51min.On the first day of the month, sunrise is at 05:58 and sunset at 20:04. On the last day of September, in Grythyttan, Sweden, sunrise is at 07:06 and sunset at 18:37 CEST.
Sunshine
In Grythyttan, the average sunshine in September is 7.4h.UV index
In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 3 in September translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What is the usual temperature for Grythyttan in September?
What is the average humidity in September in Grythyttan?
How much does it rain in Grythyttan in September?
When it does not snow in Grythyttan?
Does it snow in Grythyttan in September?
How many hours of daylight does Grythyttan have in September?
What time are sunrise and sunset in September in Grythyttan?
How many hours of sunshine does Grythyttan have in September?
How high is the UV index in September in Grythyttan?
Average temperature in September
Grythyttan, Sweden
- Average high temperature in September: 15.1°C
The warmest month (with the highest average high temperature) is July (20.9°C).
The month with the lowest average high temperature is January (-2.1°C).
- Average low temperature in September: 7.8°C
The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).
Average pressure in September
Grythyttan, Sweden
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in September
Grythyttan, Sweden
- Average wind speed in September: 11.7km/h
The windiest months (with the highest average wind speed) are January, November and December (12.3km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Grythyttan, Sweden
- Average humidity in September: 81%
The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (69%).
Average rainfall in September
Grythyttan, Sweden
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Grythyttan, Sweden
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (6.1 days).
Average snowfall in September
Grythyttan, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (190mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grythyttan, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grythyttan, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Grythyttan, Sweden
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in September
Grythyttan, Sweden
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and March (UV index 1).
Average cloud cover in September
Grythyttan, Sweden
- Average cloud cover in September: 50
The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is June (Cloud cover 45).
Average visibility in September
Grythyttan, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The month with the lowest visibility is February (6km).
Grythyttan, Sweden
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