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
Kiihtelysvaara in September undergoes a mild reduction in the average high-temperature, shifting from August's refreshing 19.3°C (66.7°F) to a mild 13.5°C (56.3°F). During the month of September, Kiihtelysvaara's nighttime temperature lowers to an average of 7.6°C (45.7°F).Humidity
In September, the average relative humidity is 84%.Rainfall
In Kiihtelysvaara, during September, the rain falls for 16.5 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, there are 127.5 rainfall days, and 461mm (18.15") of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.6 snowfall days, it receives 6mm (0.24") of snow. In Kiihtelysvaara, during the entire year, snow falls for 120.8 days and aggregates up to 1101mm (43.35") of snow.Daylight
In September, the average length of the day is 12h and 58min.On the first day of the month, sunrise is at 05:48 and sunset at 20:09. On the last day of September, sunrise is at 07:05 and sunset at 18:32 EEST.
Sunshine
In Kiihtelysvaara, the average sunshine in September is 6.3h.UV index
In Kiihtelysvaara, the average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 2 during September translates into these guidelines:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When does it start to snow in Kiihtelysvaara?
How many hours of daylight does Kiihtelysvaara have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Kiihtelysvaara, Finland
- Average high temperature in September: 13.5°C
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (-6.4°C).
- Average low temperature in September: 7.6°C
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is January (-10.4°C).
Average pressure in September
Kiihtelysvaara, Finland
- Average pressure in September: 1012.9mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed in September
Kiihtelysvaara, Finland
- Average wind speed in September: 11.8km/h
The windiest months (with the highest average wind speed) are November and December (13.8km/h).
The calmest month (with the lowest average wind speed) is July (10.2km/h).
Average humidity in September
Kiihtelysvaara, Finland
- Average humidity in September: 84%
The month with the highest relative humidity is February (96%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall in September
Kiihtelysvaara, Finland
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is July (66mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Kiihtelysvaara, Finland
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (2 days).
Average snowfall in September
Kiihtelysvaara, Finland
- Average snowfall in September: 6mm
The months with the highest snowfall are March and December (202mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Kiihtelysvaara, Finland
- Average snowfall days in September: 0.6 days
The month with the highest number of snowfall days is December (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Kiihtelysvaara, Finland
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).
- Average sunshine in September: 6h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 42min).
Average sunshine days in September
Kiihtelysvaara, Finland
- Average sunshine days in September: 10.4 days
The month with the most sunshine days is May (15 days).
The month with the least sunshine days is February (7.7 days).
Average UV index in September
Kiihtelysvaara, Finland
- Average UV index in September: 2
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
Kiihtelysvaara, Finland
- Average cloud cover in September: 59
The month with the most cloud cover is February (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in September
Kiihtelysvaara, Finland
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
