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
A modest decline in the average high-temperature is seen during September, decreasing from a mild 15°C (59°F) in August to a cool 10.3°C (50.5°F). Paatsjoki's average low-temperature is measured at a cold 5.3°C (41.5°F) during September.Humidity
In September, the average relative humidity in Paatsjoki, Finland, is 83%.Rainfall
In September, in Paatsjoki, the rain falls for 14.3 days. Throughout September, 34mm (1.34") of precipitation is accumulated. In Paatsjoki, during the entire year, the rain falls for 115.3 days and collects up to 395mm (15.55") of precipitation.Snowfall
Months with snowfall in Paatsjoki are January through June, September through December. September is the first month it typically snows in Paatsjoki. Throughout September, in the average 1.6 snowfall days, it receives 9mm (0.35") of snow. Throughout the year, in Paatsjoki, there are 130.8 snowfall days, and 1094mm (43.07") of snow is accumulated.Daylight
The average length of the day in September is 13h and 17min.On the first day of September in Paatsjoki, sunrise is at 05:30 and sunset at 20:42. On the last day of the month, sunrise is at 07:18 and sunset at 18:33 EEST.
Sunshine
In September, the average sunshine is 5.7h.UV index
In September, the average daily maximum UV index in Paatsjoki is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 2 in September leads to these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Paatsjoki in September?
What is the average humidity in September in Paatsjoki?
How much does it rain in Paatsjoki in September?
When does it start snowing in Paatsjoki?
How many hours of daylight does Paatsjoki have in September?
What time are sunrise and sunset in September in Paatsjoki?
How many hours of sunshine does Paatsjoki have in September?
What is the UV index reading in September in Paatsjoki?
Average temperature in September
Paatsjoki, Finland
- Average high temperature in September: 10.3°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-8.5°C).
- Average low temperature in September: 5.3°C
The month with the highest average low temperature is July (10.3°C).
The coldest month (with the lowest average low temperature) is January (-14°C).
Average pressure in September
Paatsjoki, Finland
- Average pressure in September: 1010.6mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1004.2mbar).
Average wind speed in September
Paatsjoki, Finland
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is March (16.2km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).
Average humidity in September
Paatsjoki, Finland
- Average humidity in September: 83%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is June (67%).
Average rainfall in September
Paatsjoki, Finland
- Average rainfall in September: 34mm
The wettest months (with the highest rainfall) are June and July (48mm).
The driest month (with the least rainfall) is February (21mm).
Average rainfall days in September
Paatsjoki, Finland
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in September
Paatsjoki, Finland
- Average snowfall in September: 9mm
The month with the highest snowfall is January (166mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Paatsjoki, Finland
- Average snowfall days in September: 1.6 days
The month with the highest number of snowfall days is December (20.2 days).
The month with the least snowfall days is July (0 days).
Average daylight in September /
Average sunshine in September
Paatsjoki, Finland
- Average daylight in September: 13h and 2min
The month with the longest days is August (Average daylight: 17h and 42min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 5h and 4min
The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).
Average sunshine days in September
Paatsjoki, Finland
- Average sunshine days in September: 11.7 days
The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is April (8.1 days).
Average UV index in September
Paatsjoki, Finland
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in September
Paatsjoki, Finland
- Average cloud cover in September: 62
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 56).
Average visibility in September
Paatsjoki, Finland
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, April and December (7km).
