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
A modest decline in the average high-temperature is seen during September, decreasing from an enjoyable 18.2°C (64.8°F) in August to a mild 13.3°C (55.9°F). Klemensnäs records an average nighttime low of 7.4°C (45.3°F) in September.Humidity
The average relative humidity in September in Klemensnäs is 79%.Rainfall
In Klemensnäs, during September, the rain falls for 10.8 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, there are 99.9 rainfall days, and 252mm (9.92") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Klemensnäs is 13h and 3min.On the first day of the month, sunrise is at 05:17 and sunset at 19:53. On the last day of September, sunrise is at 06:43 and sunset at 18:07 CEST.
Sunshine
The average sunshine in September in Klemensnäs is 7.6h.UV index
In Klemensnäs, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What are the temperatures in Klemensnäs in September?
What is the average humidity in September in Klemensnäs?
How many days does it rain in September in Klemensnäs?
When it does not snow in Klemensnäs?
Does it snow in Klemensnäs in September?
How many hours of daylight does Klemensnäs have in September?
What time are sunrise and sunset in September in Klemensnäs?
How long on average sun shines in September in Klemensnäs?
What is the UV index intensity in September in Klemensnäs?
Average temperature in September
Klemensnäs, Sweden
- Average high temperature in September: 13.3°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (-4.8°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is February (-9.3°C).
Average pressure in September
Klemensnäs, Sweden
- Average pressure in September: 1011.2mbar
The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1005mbar).
Average wind speed in September
Klemensnäs, Sweden
- Average wind speed in September: 12.6km/h
The windiest month (with the highest average wind speed) is December (14.6km/h).
The calmest month (with the lowest average wind speed) is July (11.2km/h).
Average humidity in September
Klemensnäs, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is June (65%).
Average rainfall in September
Klemensnäs, Sweden
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is July (30mm).
The driest month (with the least rainfall) is February (14mm).
Average rainfall days in September
Klemensnäs, Sweden
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (11.9 days).
The month with the least rainy days is January (3 days).
Average snowfall in September
Klemensnäs, Sweden
- Average snowfall in September: 0mm
The months with the highest snowfall are January and March (107mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Klemensnäs, Sweden
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Klemensnäs, Sweden
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 21h and 24min).
The month with the shortest days is December (Average daylight: 4h and 6min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Klemensnäs, Sweden
- Average sunshine days in September: 17.1 days
The months with the most sunshine days are June and October (17.8 days).
The month with the least sunshine days is December (12.9 days).
Average UV index in September
Klemensnäs, 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, November and December (UV index 1).
Average cloud cover in September
Klemensnäs, Sweden
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in September
Klemensnäs, Sweden
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (7km).
Klemensnäs, Sweden
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