September weather forecastTulppio, Finland
September
Weather in September
September, the first month of the autumn in Tulppio, is still a chilly month, with temperature in the range of an average low of 4°C (39.2°F) and an average high of 9.8°C (49.6°F).Temperature
A shift in Tulppio's weather is observed as August turns into September, with the average high temperature reducing from a refreshing 15.5°C (59.9°F) to a frosty 9.8°C (49.6°F). In Tulppio, the nighttime temperature averages to an icy 4°C (39.2°F) during September.Humidity
The average relative humidity in September is 87%.Rainfall
In Tulppio, during September, the rain falls for 14.8 days and regularly aggregates up to 32mm (1.26") of precipitation. In Tulppio, during the entire year, the rain falls for 109.2 days and collects up to 424mm (16.69") of precipitation.Snowfall
Months with snowfall are January through December. In Tulppio, in September, snow falls for 2.3 days, with typically accumulated 10mm (0.39") of snow. Throughout the year, in Tulppio, there are 156.9 snowfall days, and 1528mm (60.16") of snow is accumulated.Daylight
The average length of the day in September is 13h and 13min.On the first day of September, sunrise is at 05:32 and sunset at 20:33. On the last day of the month, sunrise is at 07:14 and sunset at 18:31 EEST.
Sunshine
In September, the average sunshine is 4.7h.UV index
The average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 2 suggests these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Tulppio, Finland
- Average high temperature in September: 9.8°C
The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is January (-9.8°C).
- Average low temperature in September: 4°C
The month with the highest average low temperature is July (9.7°C).
The coldest month (with the lowest average low temperature) is January (-15.7°C).
Average pressure in September
Tulppio, Finland
- Average pressure in September: 1011.3mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1005.7mbar).
Average wind speed in September
Tulppio, Finland
- Average wind speed in September: 10.6km/h
The windiest months (with the highest average wind speed) are March and June (11.6km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in September
Tulppio, Finland
- Average humidity in September: 87%
The months with the highest relative humidity are January and February (97%).
The month with the lowest relative humidity is June (70%).
Average rainfall in September
Tulppio, Finland
- Average rainfall in September: 32mm
The wettest months (with the highest rainfall) are July and August (53mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in September
Tulppio, Finland
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is February (1.1 days).
Average snowfall in September
Tulppio, Finland
- Average snowfall in September: 10mm
The month with the highest snowfall is December (238mm).
The months with the least snowfall are July and August (1mm).
Average snowfall days in September
Tulppio, Finland
- Average snowfall days in September: 2.3 days
The month with the highest number of snowfall days is December (22.7 days).
The month with the least snowfall days is August (0.2 days).
Average daylight in September /
Average sunshine in September
Tulppio, Finland
- Average daylight in September: 13h and 12min
The month with the longest days is May (Average daylight: 17h and 36min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 4h and 42min
The month with the most sunshine is August (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).
Average sunshine days in September
Tulppio, Finland
- Average sunshine days in September: 10.9 days
The month with the most sunshine days is October (11.1 days).
The month with the least sunshine days is April (5.5 days).
Average UV index in September
Tulppio, 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
Tulppio, Finland
- Average cloud cover in September: 69
The month with the most cloud cover is April (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 56).
Average visibility in September
Tulppio, Finland
- Average visibility in September: 7km
The months with the highest visibility are June and July (9km).
The month with the lowest visibility is January (4km).





