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 implies a soft temperature shift, with average high-temperatures reducing from August's 19.6°C (67.3°F) to a still refreshing 15°C (59°F). A modest dip in temperatures to an average of 11°C (51.8°F) is observed throughout Länsi-Pakila's September nights.Humidity
In Länsi-Pakila, the average relative humidity in September is 79%.Rainfall
In September, in Länsi-Pakila, the rain falls for 13.3 days. Throughout September, 32mm (1.26") of precipitation is accumulated. In Länsi-Pakila, Finland, during the entire year, the rain falls for 144.4 days and collects up to 463mm (18.23") of precipitation.Snowfall
In Länsi-Pakila, snow does not fall in June through September.Daylight
In Länsi-Pakila, Finland, the average length of the day in September is 12h and 52min.On the first day of September, sunrise is at 06:15 and sunset at 20:24. On the last day of the month, sunrise is at 07:24 and sunset at 18:55 EEST.
Sunshine
In September, the average sunshine in Länsi-Pakila is 7.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 3 during September leads to these instructions:
Act with care - The suggestion to avoid sunburn is emphasized. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Länsi-Pakila in September?
What is the average humidity in September in Länsi-Pakila?
How many days does it rain in September in Länsi-Pakila?
When it does not snow in Länsi-Pakila?
Does it snow in Länsi-Pakila in September?
How many hours of daylight does Länsi-Pakila have in September?
When are sunrise and sunset in September in Länsi-Pakila?
How many hours of sunshine does Länsi-Pakila have in September?
What is the UV index reading in September in Länsi-Pakila?
Average temperature in September
Länsi-Pakila, Finland
- Average high temperature in September: 15°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-2.2°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is July (14.5°C).
The coldest months (with the lowest average low temperature) are January and February (-5.5°C).
Average pressure in September
Länsi-Pakila, 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
Länsi-Pakila, Finland
- Average wind speed in September: 16.9km/h
The windiest month (with the highest average wind speed) is December (21.1km/h).
The calmest month (with the lowest average wind speed) is May (13.7km/h).
Average humidity in September
Länsi-Pakila, Finland
- Average humidity in September: 79%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Länsi-Pakila, Finland
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Länsi-Pakila, Finland
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Länsi-Pakila, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (159mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Länsi-Pakila, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Länsi-Pakila, 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: 6h and 0min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Länsi-Pakila, Finland
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is May (17 days).
The month with the least sunshine days is December (5.6 days).
Average UV index in September
Länsi-Pakila, 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
Länsi-Pakila, Finland
- Average cloud cover in September: 46
The month with the most cloud cover is December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in September
Länsi-Pakila, 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 January, February, March and December (8km).
