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 arrival of September is marked by a minor reduction in average high-temperature, sliding from an enjoyable 18.2°C (64.8°F) in August to a moderate 13.5°C (56.3°F). In Kronoby, the September nights are characterized by an average low-temperature of 8.6°C (47.5°F), a minor dip from daytime readings.Humidity
In Kronoby, the average relative humidity in September is 81%.Rainfall
April and September are months with the least rain in Kronoby when the rain falls for 11.8 days and typically aggregates up to 23mm (0.91") of rain.Snowfall
June through September are months without snowfall in Kronoby.Daylight
The average length of the day in September in Kronoby is 13h and 0min.On the first day of September in Kronoby, sunrise is at 06:13 and sunset at 20:42. On the last day of the month, sunrise is at 07:35 and sunset at 19:00 EEST.
Sunshine
The average sunshine in September is 7.2h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 suggests these recommendations:
Take necessary precautions - Defending against sun damage is advocated. When the Sun is at its strongest around midday, find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Kronoby?
What is the average humidity in September in Kronoby?
What is the driest month in Kronoby?
How many days does it rain in September in Kronoby?
When it does not snow in Kronoby?
Does it snow in Kronoby in September?
What is the average length of the day in September in Kronoby?
What time are sunrise and sunset in September in Kronoby?
How many hours of sunshine does Kronoby have in September?
What is the UV index intensity in September in Kronoby?
Average temperature in September
Kronoby, Finland
- Average high temperature in September: 13.5°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (-4.2°C).
- Average low temperature in September: 8.6°C
The month with the highest average low temperature is July (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (-7.6°C).
Average pressure in September
Kronoby, Finland
- Average pressure in September: 1011.7mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1005.6mbar).
Average wind speed in September
Kronoby, Finland
- Average wind speed in September: 14.3km/h
The windiest month (with the highest average wind speed) is December (16.3km/h).
The calmest month (with the lowest average wind speed) is July (11.7km/h).
Average humidity in September
Kronoby, Finland
- Average humidity in September: 81%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (70%).
Average rainfall in September
Kronoby, Finland
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is July (42mm).
The driest months (with the least rainfall) are April and September (23mm).
Average rainfall days in September
Kronoby, Finland
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is August (14.7 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in September
Kronoby, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (185mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kronoby, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kronoby, Finland
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 20h and 36min).
The month with the shortest days is December (Average daylight: 4h and 36min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).
Average sunshine days in September
Kronoby, Finland
- Average sunshine days in September: 15.9 days
The months with the most sunshine days are May and June (17.3 days).
The month with the least sunshine days is December (6.5 days).
Average UV index in September
Kronoby, 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
Kronoby, Finland
- Average cloud cover in September: 50
The months with the most cloud cover are January and February (Cloud cover 73).
The month with the least cloud cover is June (Cloud cover 39).
Average visibility in September
Kronoby, Finland
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (7km).
