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
September ushers in a slight temperature change, with average high-temperatures reducing from August's pleasant 20.3°C (68.5°F) to a refreshing 15.1°C (59.2°F). Havukoski reports a consistent average low-temperature of 9.8°C (49.6°F) throughout September nights.Humidity
In Havukoski, the average relative humidity in September is 80%.Rainfall
In Havukoski, during September, the rain falls for 15.3 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, there are 120 rainfall days, and 353mm (13.9") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Havukoski is 12h and 53min.On the first day of September, sunrise is at 06:15 and sunset at 20:23. On the last day of the month, sunrise is at 07:24 and sunset at 18:54 EEST.
Sunshine
The average sunshine in September is 7.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the temperature in September in Havukoski?
What is the average humidity in September in Havukoski?
How many days does it rain in September in Havukoski?
When it does not snow in Havukoski?
Does it snow in Havukoski in September?
What is the average length of the day in September in Havukoski?
When are sunrise and sunset in September in Havukoski?
How many hours of sunshine does Havukoski have in September?
How high is the UV index in September in Havukoski?
Average temperature in September
Havukoski, Finland
- Average high temperature in September: 15.1°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-2.8°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-6.5°C).
Average pressure in September
Havukoski, Finland
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed in September
Havukoski, Finland
- Average wind speed in September: 13.9km/h
The windiest month (with the highest average wind speed) is December (16.9km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).
Average humidity in September
Havukoski, Finland
- Average humidity in September: 80%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Havukoski, Finland
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is October (48mm).
The driest month (with the least rainfall) is May (15mm).
Average rainfall days in September
Havukoski, Finland
- Average rainfall days in September: 15.3 days
The months with the highest number of rainy days are July and August (15.5 days).
The month with the least rainy days is February (3 days).
Average snowfall in September
Havukoski, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (94mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Havukoski, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Havukoski, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days in September
Havukoski, Finland
- Average sunshine days in September: 11.9 days
The month with the most sunshine days is May (21.9 days).
The month with the least sunshine days is November (11.1 days).
Average UV index in September
Havukoski, 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, March, November and December (UV index 1).
Average cloud cover in September
Havukoski, Finland
- Average cloud cover in September: 47
The months with the most cloud cover are February and December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Havukoski, Finland
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are February and March (7km).
Havukoski, Finland
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