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
Trøe records an average high-temperature of a still refreshing 14.9°C (58.8°F) as September arrives, nearly mirroring the previous month's climate. Throughout September, a modest shift from daytime highs is anticipated in Trøe, with an average low-temperature of 10.7°C (51.3°F).Humidity
In Trøe, the average relative humidity in September is 80%.Rainfall
In Trøe, during September, the rain falls for 14.7 days and regularly aggregates up to 75mm (2.95") of precipitation. Throughout the year, there are 163.3 rainfall days, and 854mm (33.62") of precipitation is accumulated.Snowfall
In Trøe, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 48min.On the first day of the month, sunrise is at 06:27 and sunset at 20:25. On the last day of September, sunrise is at 07:30 and sunset at 19:03 CEST.
Sunshine
In September, the average sunshine is 7.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 during September translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. To guard against the harmful effects of the Sun, minimize exposure during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September in Trøe?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Trøe, Norway
- Average high temperature in September: 14.9°C
The warmest month (with the highest average high temperature) is July (18.4°C).
The month with the lowest average high temperature is February (1.9°C).
- Average low temperature in September: 10.7°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is February (-1.4°C).
Average pressure in September
Trøe, Norway
- Average pressure in September: 1013mbar
The months with the highest atmospheric pressure are April and May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in September
Trøe, Norway
- Average wind speed in September: 18.9km/h
The windiest month (with the highest average wind speed) is January (21.8km/h).
The calmest month (with the lowest average wind speed) is June (16.5km/h).
Average humidity in September
Trøe, Norway
- Average humidity in September: 80%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Trøe, Norway
- Average rainfall in September: 75mm
The wettest month (with the highest rainfall) is November (92mm).
The driest month (with the least rainfall) is April (35mm).
Average rainfall days in September
Trøe, Norway
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is November (17.3 days).
The month with the least rainy days is February (9.6 days).
Average snowfall in September
Trøe, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is January (115mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Trøe, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Trøe, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Trøe, Norway
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is April (16.4 days).
The month with the least sunshine days is November (10.2 days).
Average UV index in September
Trøe, Norway
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Trøe, Norway
- Average cloud cover in September: 46
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is June (Cloud cover 36).
Average visibility in September
Trøe, Norway
- 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 January, February, March, April, October, November and December (9km).
