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
Lemland's progression into September involves a gentle drop in the average high-temperature, from an enjoyable 17.6°C (63.7°F) in August to a still refreshing 14.5°C (58.1°F). Throughout September, Lemland reports a steady low-temperature average of 12.7°C (54.9°F), slightly lower than its daytime counterpart.Humidity
In Lemland, Finland, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In Lemland, during the entire year, the rain falls for 116.3 days and collects up to 274mm (10.79") of precipitation.Snowfall
In Lemland, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 52min.On the first day of September in Lemland, sunrise is at 06:35 and sunset at 20:43. On the last day of the month, sunrise is at 07:44 and sunset at 19:14 EEST.
Sunshine
In September, the average sunshine is 7.8h.UV index
In Lemland, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 4 during September leads to these advisories:
Act with care - The need to guard against sun damage is communicated. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are September temperatures in Lemland?
What is the average humidity in September in Lemland?
How many days does it rain in September in Lemland?
When it does not snow in Lemland?
Does it snow in Lemland in September?
How many hours of daylight does Lemland have in September?
When are sunrise and sunset in September in Lemland?
How long on average sun shines in September in Lemland?
How high is the UV index in September in Lemland?
Average temperature in September
Lemland, Finland
- Average high temperature in September: 14.5°C
The warmest month (with the highest average high temperature) is August (17.6°C).
The month with the lowest average high temperature is February (0.5°C).
- Average low temperature in September: 12.7°C
The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (-1.5°C).
Average pressure in September
Lemland, Finland
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).
Average wind speed in September
Lemland, Finland
- Average wind speed in September: 25.1km/h
The windiest month (with the highest average wind speed) is December (31.7km/h).
The calmest month (with the lowest average wind speed) is July (20km/h).
Average humidity in September
Lemland, Finland
- Average humidity in September: 79%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are August and October (78%).
Average rainfall in September
Lemland, Finland
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is October (32mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in September
Lemland, Finland
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is August (14.2 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Lemland, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Lemland, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lemland, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 2h and 12min).
Average sunshine days in September
Lemland, Finland
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is May (20.5 days).
The month with the least sunshine days is December (11.1 days).
Average UV index in September
Lemland, Finland
- Average UV index in September: 4
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
Lemland, Finland
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
Lemland, Finland
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Lemland, Finland
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