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
Weather in September
Temperature
September is characterized by a slight reduction in average high-temperature, easing from an enjoyable 19.7°C (67.5°F) in August to a mild 15.3°C (59.5°F). During September, Åva observes a consistent average nighttime temperature of 10.2°C (50.4°F).Humidity
In Åva, Finland, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 13.6 days. Throughout September, 36mm (1.42") of precipitation is accumulated. Throughout the year, in Åva, there are 133.7 rainfall days, and 390mm (15.35") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Åva.Daylight
The average length of the day in September is 12h and 53min.On the first day of the month, sunrise is at 06:30 and sunset at 20:40. On the last day of September, in Åva, sunrise is at 07:40 and sunset at 19:10 EEST.
Sunshine
In September, the average sunshine is 7.7h.UV index
The average daily maximum UV index in September in Åva is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 3 in September suggests the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Frequently asked questions
What are September temperatures in Åva?
What is the average humidity in September in Åva?
How many days does it rain in September in Åva?
When it does not snow in Åva?
Does it snow in Åva in September?
What is the average length of the day in September in Åva?
When is the sunrise / sunset in September in Åva?
How long on average sun shines in September in Åva?
How high is the UV index in September in Åva?
Average temperature in September
Åva, Finland
- Average high temperature in September: 15.3°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 (-1.9°C).
- Average low temperature in September: 10.2°C
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).
Average pressure in September
Åva, Finland
- Average pressure in September: 1013.2mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in September
Åva, Finland
- Average wind speed in September: 15.8km/h
The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity in September
Åva, 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 (71%).
Average rainfall in September
Åva, Finland
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Åva, Finland
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in September
Åva, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Åva, Finland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Åva, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in September
Åva, Finland
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in September
Åva, Finland
- Average UV index in September: 3
The months with the highest UV index are June, July and August (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
Åva, Finland
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in September
Åva, Finland
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).
Åva, Finland
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