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
September
Weather in September
Temperature
September's arrival correlates with a reduction in the average high-temperature, down from an agreeable 20.4°C (68.7°F) in August to a moderate 14.6°C (58.3°F). Kylmäkoski's nighttime temperature in September drops to an average of 7.5°C (45.5°F).Humidity
The average relative humidity in September in Kylmäkoski is 82%.Rainfall
In Kylmäkoski, in September, it is raining for 11.4 days, with typically 17mm (0.67") of accumulated precipitation. In Kylmäkoski, during the entire year, the rain falls for 114.5 days and collects up to 256mm (10.08") of precipitation.Snowfall
In Kylmäkoski, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 54min.On the first day of September in Kylmäkoski, sunrise is at 06:18 and sunset at 20:31. On the last day of the month, sunrise is at 07:30 and sunset at 18:59 EEST.
Sunshine
The average sunshine in September in Kylmäkoski is 6.7h.UV index
The average daily maximum UV index in September in Kylmäkoski is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 during September leads to these advisories:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Kylmäkoski?
What is the average humidity in September in Kylmäkoski?
How much does it rain in Kylmäkoski in September?
When it does not snow in Kylmäkoski?
Does it snow in Kylmäkoski in September?
What is the average length of the day in September in Kylmäkoski?
What time are sunrise and sunset in September in Kylmäkoski?
How long on average sun shines in September in Kylmäkoski?
What is the UV index reading in September in Kylmäkoski?
Average temperature in September
Kylmäkoski, Finland
- Average high temperature in September: 14.6°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is January (-8.4°C).
Average pressure in September
Kylmäkoski, Finland
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.5mbar).
Average wind speed in September
Kylmäkoski, Finland
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is December (12.6km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in September
Kylmäkoski, Finland
- Average humidity in September: 82%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in September
Kylmäkoski, Finland
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is July (37mm).
The driest months (with the least rainfall) are March and April (16mm).
Average rainfall days in September
Kylmäkoski, Finland
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3 days).
Average snowfall in September
Kylmäkoski, Finland
- Average snowfall in September: 0mm
The months with the highest snowfall are January, February and March (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kylmäkoski, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (17.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kylmäkoski, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in September
Kylmäkoski, Finland
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in September
Kylmäkoski, Finland
- 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, March, November and December (UV index 1).
Average cloud cover in September
Kylmäkoski, Finland
- Average cloud cover in September: 56
The month with the most cloud cover is February (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 44).
Average visibility in September
Kylmäkoski, Finland
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January, February and March (6km).
