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
The start of September signals a gentle decrease in the average high-temperature, transitioning from an enjoyable 16.8°C (62.2°F) in August to a moderate 13.4°C (56.1°F). September records a small disparity from daytime temperatures, marking an average low-temperature of 11.3°C (52.3°F) in Närpes.Humidity
In Närpes, the average relative humidity in September is 79%.Rainfall
In Närpes, in September, during 13 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Närpes, during the entire year, the rain falls for 112.6 days and collects up to 261mm (10.28") of precipitation.Snowfall
June through September are months without snowfall in Närpes.Daylight
The average length of the day in September in Närpes, Finland, is 12h and 57min.On the first day of the month, sunrise is at 06:24 and sunset at 20:44. On the last day of September, sunrise is at 07:40 and sunset at 19:08 EEST.
Sunshine
The average sunshine in September in Närpes, Finland, is 7.8h.UV index
The average daily maximum UV index in September in Närpes is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the temperature in September in Närpes?
What is the average humidity in September in Närpes?
How much does it rain in Närpes in September?
When it does not snow in Närpes?
Does it snow in Närpes in September?
How many hours of daylight does Närpes have in September?
When is the sunrise / sunset in September in Närpes?
How long on average sun shines in September in Närpes?
What is the UV index intensity in September in Närpes?
Average temperature in September
Närpes, Finland
- Average high temperature in September: 13.4°C
The warmest month (with the highest average high temperature) is August (16.8°C).
The month with the lowest average high temperature is February (-2.6°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).
Average pressure in September
Närpes, Finland
- Average pressure in September: 1011.8mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.7mbar).
Average wind speed in September
Närpes, Finland
- Average wind speed in September: 21.6km/h
The windiest month (with the highest average wind speed) is December (26.3km/h).
The calmest month (with the lowest average wind speed) is July (17.7km/h).
Average humidity in September
Närpes, Finland
- Average humidity in September: 79%
The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Närpes, Finland
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Närpes, Finland
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in September
Närpes, Finland
- Average snowfall in September: 0mm
The months with the highest snowfall are January and March (53mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Närpes, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Närpes, Finland
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Närpes, Finland
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is May (18.5 days).
The month with the least sunshine days is December (12.6 days).
Average UV index in September
Närpes, Finland
- 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 December (UV index 1).
Average cloud cover in September
Närpes, Finland
- Average cloud cover in September: 45
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in September
Närpes, Finland
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
Närpes, Finland
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