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
The transition into September indicates a reduction in the average high-temperature, down to a moderate 13.3°C (55.9°F) from August's comfortable 19°C (66.2°F). In Pielavesi, an average low-temperature of 7.5°C (45.5°F) is recorded during September nights.Humidity
In September, the average relative humidity is 83%.Rainfall
In Pielavesi, Finland, in September, during 8.3 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 84.2 rainfall days, and 304mm (11.97") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Pielavesi.Daylight
In Pielavesi, the average length of the day in September is 12h and 59min.On the first day of the month, sunrise is at 06:00 and sunset at 20:25. On the last day of September, sunrise is at 07:19 and sunset at 18:45 EEST.
Sunshine
The average sunshine in September is 6.3h.UV index
In September, the average daily maximum UV index in Pielavesi, Finland, is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Pielavesi?
What is the average humidity in September in Pielavesi?
How many days does it rain in September in Pielavesi?
When it does not snow in Pielavesi?
Does it snow in Pielavesi in September?
What is the average length of the day in September in Pielavesi?
When are sunrise and sunset in September in Pielavesi?
How many hours of sunshine does Pielavesi have in September?
What is the UV index reading in September in Pielavesi?
Average temperature in September
Pielavesi, Finland
- Average high temperature in September: 13.3°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-9.9°C).
Average pressure in September
Pielavesi, Finland
- Average pressure in September: 1012.2mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1007.2mbar).
Average wind speed in September
Pielavesi, Finland
- Average wind speed in September: 12.5km/h
The windiest month (with the highest average wind speed) is December (13.9km/h).
The calmest month (with the lowest average wind speed) is July (10.3km/h).
Average humidity in September
Pielavesi, Finland
- Average humidity in September: 83%
The months with the highest relative humidity are January and February (95%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall in September
Pielavesi, Finland
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is July (39mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Pielavesi, Finland
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in September
Pielavesi, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (198mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Pielavesi, Finland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (21.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Pielavesi, Finland
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 20h and 12min).
The month with the shortest days is December (Average daylight: 4h and 48min).
- Average sunshine in September: 6h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 42min).
Average sunshine days in September
Pielavesi, Finland
- Average sunshine days in September: 20.9 days
The month with the most sunshine days is October (22.4 days).
The month with the least sunshine days is January (9.3 days).
Average UV index in September
Pielavesi, 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
Pielavesi, Finland
- Average cloud cover in September: 57
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 44).
Average visibility in September
Pielavesi, Finland
- Average visibility in September: 8km
The month with the highest visibility is June (10km).
The month with the lowest visibility is January (5km).
