September weather forecast
Oitti, Finland

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Weather in September

The first month of the autumn, September, is still a refreshing month in Oitti, Finland, with an average temperature ranging between min 8.2°C (46.8°F) and max 15.1°C (59.2°F).

Temperature

Oitti's September weather comes with a decrease in average high-temperatures, moving from a pleasant 20.8°C (69.4°F) in August to a moderate 15.1°C (59.2°F). An average low-temperature of 8.2°C (46.8°F) is observed during September nights.

Humidity

The average relative humidity in September in Oitti is 83%.

Rainfall

The months with the least rainfall in Oitti, Finland, are August and September Rain falls for 9.7 days and accumulates 18mm (0.71") of rain.

Snowfall

In Oitti, Finland, snow does not fall in June through September.

Daylight

In September, the average length of the day in Oitti is 12h and 53min.
On the first day of the month, sunrise is at 06:14 and sunset at 20:25. On the last day of September, sunrise is at 07:24 and sunset at 18:54 EEST.

Sunshine

In Oitti, the average sunshine in September is 7h.

UV index

The average daily maximum UV index in September in Oitti is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 3 in September leads to these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Feb 1, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average September temperature in Oitti?

In Oitti, in September, the average high-temperature is 15.1°C (59.2°F), and the average low-temperature is 8.2°C (46.8°F).

What is the average humidity in September in Oitti?

In September, the average relative humidity in Oitti is 83%.

What is the driest month in Oitti?

August and September are months with the least rain in Oitti, Finland, when the rain falls for 9.7 days and typically aggregates up to 18mm (0.71") of rain.

How many days does it rain in September in Oitti?

In Oitti, Finland, in September, during 9.7 rainfall days, 18mm (0.71") of precipitation is typically accumulated.

When it does not snow in Oitti?

In Oitti, Finland, snow does not fall in June through September.

Does it snow in Oitti in September?

In Oitti, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Oitti?

The average day length in September in Oitti, Finland, is 12h and 53min.

What time are sunrise and sunset in September in Oitti?

In September, on the first day of the month, sunrise is at 06:14 and sunset at 20:25. On the last day of the month, in Oitti, Finland, sunrise is at 07:24 and sunset at 18:54 EEST.

How long on average sun shines in September in Oitti?

The average sunshine duration in September in Oitti, Finland, is 7h.

How high is the UV index in September in Oitti?

In Oitti, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Oitti, Finland

Average temperature in September - Oitti, Finland
  • Average high temperature in September: 15.1°C

The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (-3.8°C).

  • Average low temperature in September: 8.2°C

The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).

Average pressure in September
Oitti, Finland

Average pressure in September - Oitti, Finland
  • Average pressure in September: 1013.4mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).

Average wind speed in September
Oitti, Finland

Average wind speed in September - Oitti, Finland
  • Average wind speed in September: 9.8km/h

The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).

Average humidity in September
Oitti, Finland

Average humidity in September - Oitti, Finland
  • Average humidity in September: 83%

The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).

Average rainfall in September
Oitti, Finland

Average rainfall in September - Oitti, Finland
  • Average rainfall in September: 18mm

The wettest month (with the highest rainfall) is December (44mm).
The driest months (with the least rainfall) are August and September (18mm).

Average rainfall days in September
Oitti, Finland

Average rainfall days in September - Oitti, Finland
  • Average rainfall days in September: 9.7 days

The month with the highest number of rainy days is November (13.5 days).
The month with the least rainy days is February (4.2 days).

Average snowfall in September
Oitti, Finland

Average snowfall in September - Oitti, Finland
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (229mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Oitti, Finland

Average snowfall days in September - Oitti, Finland
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (22.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Oitti, Finland

Average daylight in September / Average sunshine in September - Oitti, Finland
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average sunshine days in September
Oitti, Finland

Average sunshine days in September - Oitti, Finland
  • Average sunshine days in September: 18.2 days

The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (6.5 days).

Average UV index in September
Oitti, Finland

Average UV index in September - Oitti, Finland
  • Average UV index in September: 3

The months with the highest UV index are June and 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
Oitti, Finland

Average cloud cover in September - Oitti, Finland
  • Average cloud cover in September: 55

The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 42).

Average visibility in September
Oitti, Finland

Average visibility in September - Oitti, Finland
  • Average visibility in September: 8km

The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).

Oitti, Finland

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