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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's enjoyable 18.8°C (65.8°F) to a mild 14.6°C (58.3°F). Tranby sees an average low-temperature of 7.2°C (45°F) during September.Humidity
In September, the average relative humidity in Tranby is 80%.Rainfall
In Tranby, during September, the rain falls for 10.8 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, there are 123.4 rainfall days, and 384mm (15.12") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Tranby.Daylight
In Tranby, the average length of the day in September is 12h and 51min.On the first day of September, sunrise is at 06:15 and sunset at 20:21. On the last day of the month, sunrise is at 07:23 and sunset at 18:54 CEST.
Sunshine
The average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index in Tranby is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 3 during September translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the average September temperature in Tranby?
What is the average humidity in September in Tranby?
How many days does it rain in September in Tranby?
When it does not snow in Tranby?
Does it snow in Tranby in September?
How many hours of daylight does Tranby have in September?
What time are sunrise and sunset in September in Tranby?
How long on average sun shines in September in Tranby?
What is the UV index intensity in September in Tranby?
Average temperature in September
Tranby, Norway
- Average high temperature in September: 14.6°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-2.4°C).
- Average low temperature in September: 7.2°C
The month with the highest average low temperature is July (10.6°C).
The coldest months (with the lowest average low temperature) are January and February (-7.2°C).
Average pressure in September
Tranby, Norway
- Average pressure in September: 1012.6mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in September
Tranby, Norway
- Average wind speed in September: 9.6km/h
The windiest months (with the highest average wind speed) are January and December (10.6km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in September
Tranby, Norway
- Average humidity in September: 80%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Tranby, Norway
- Average rainfall in September: 35mm
The wettest months (with the highest rainfall) are July and November (42mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Tranby, Norway
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (15.2 days).
The months with the least rainy days are January and February (4.8 days).
Average snowfall in September
Tranby, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is March (113mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Tranby, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Tranby, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in September
Tranby, Norway
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is April (19.1 days).
The month with the least sunshine days is July (13.5 days).
Average UV index in September
Tranby, Norway
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in September
Tranby, Norway
- Average cloud cover in September: 46
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 43).
Average visibility in September
Tranby, Norway
- Average visibility in September: 8km
The months with the highest visibility are April, May, June and July (9km).
The months with the lowest visibility are January, February and March (7km).
Tranby, Norway
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