September weather forecastNyvall, Sweden
September
Weather in September
September, the first month of the autumn in Nyvall, is also a moderate month, with an average temperature varying between 15.6°C (60.1°F) and 9.6°C (49.3°F).Temperature
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's pleasant 20.3°C (68.5°F) to a moderate 15.6°C (60.1°F). Nighttime temperature in Nyvall dips to a mean of 9.6°C (49.3°F) during September.Humidity
The average relative humidity in September is 78%.Rainfall
In Nyvall, in September, during 10.9 rainfall days, 22mm (0.87") of precipitation is typically accumulated. In Nyvall, during the entire year, the rain falls for 118.2 days and collects up to 304mm (11.97") of precipitation.Snowfall
In Nyvall, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 53min.On the first day of September, sunrise is at 05:45 and sunset at 19:56. On the last day of the month, sunrise is at 06:55 and sunset at 18:25 CEST.
Sunshine
In Nyvall, the average sunshine in September is 7.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during September translates into the following guidance:
Guard yourself - An obligation to protect skin and eyes from harm exists. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Nyvall, Sweden
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Nyvall, Sweden
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1006.9mbar).
Average wind speed in September
Nyvall, Sweden
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in September
Nyvall, Sweden
- Average humidity in September: 78%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Nyvall, Sweden
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Nyvall, Sweden
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Nyvall, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is March (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Nyvall, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Nyvall, Sweden
- Average daylight in September: 12h and 54min
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 54min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Nyvall, Sweden
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is July (13.2 days).
Average UV index in September
Nyvall, 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 and November (UV index 1).
Average cloud cover in September
Nyvall, Sweden
- Average cloud cover in September: 45
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in September
Nyvall, Sweden
- Average visibility in September: 9km
The months with the highest visibility are January, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are February and March (8km).
