September weather forecastNäsum, Sweden
September
Weather in September
September, the first month of the autumn in Näsum, is still a refreshing month, with an average temperature varying between 16.5°C (61.7°F) and 12°C (53.6°F).Temperature
September indicates a minor shift in the average high-temperature, from August's pleasant 20.2°C (68.4°F) to a comfortable 16.5°C (61.7°F). Näsum's nighttime average temperature in September drops marginally from the daytime highs, settling at a fresh 12°C (53.6°F).Humidity
The average relative humidity in September is 79%.Rainfall
In September, the rain falls for 11.8 days. Throughout September, 24mm (0.94") of precipitation is accumulated. Throughout the year, there are 148.9 rainfall days, and 355mm (13.98") of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 45min.On the first day of September, sunrise is at 06:07 and sunset at 19:56. On the last day of the month, sunrise is at 07:04 and sunset at 18:39 CEST.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index in Näsum is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Näsum, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (2.1°C).
- Average low temperature in September: 12°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (-0.7°C).
Average pressure in September
Näsum, Sweden
- Average pressure in September: 1015.2mbar
The months with the highest atmospheric pressure are April and May (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.9mbar).
Average wind speed in September
Näsum, Sweden
- Average wind speed in September: 17.7km/h
The windiest month (with the highest average wind speed) is December (20.2km/h).
The calmest month (with the lowest average wind speed) is June (15.3km/h).
Average humidity in September
Näsum, Sweden
- Average humidity in September: 79%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May and June (74%).
Average rainfall in September
Näsum, Sweden
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is July (44mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Näsum, Sweden
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in September
Näsum, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (50mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Näsum, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Näsum, Sweden
- Average daylight in September: 12h and 42min
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 6min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are February and December (Average sunshine: 3h and 6min).
Average sunshine days in September
Näsum, Sweden
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is December (9.5 days).
Average UV index in September
Näsum, 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
Näsum, Sweden
- Average cloud cover in September: 43
The months with the most cloud cover are January and December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Näsum, 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).
