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
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's mild 14.3°C (57.7°F) to a fresh 10.8°C (51.4°F). Sandtorg's nighttime temperatures in September settle close to daytime highs at an average of 6.4°C (43.5°F).Humidity
In September, the average relative humidity is 80%.Rainfall
In September, the rain falls for 18.5 days. Throughout September, 71mm (2.8") of precipitation is accumulated. In Sandtorg, during the entire year, the rain falls for 148.8 days and collects up to 851mm (33.5") of precipitation.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 4mm (0.16") of snow. In Sandtorg, during the entire year, snow falls for 92.6 days and aggregates up to 2144mm (84.41") of snow.Daylight
In September, the average length of the day is 13h and 16min.On the first day of September, sunrise is at 05:19 and sunset at 20:28. On the last day of the month, sunrise is at 07:06 and sunset at 18:21 CEST.
Sunshine
In September, the average sunshine in Sandtorg is 6.3h.UV index
The average daily maximum UV index in September is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 2 in September leads to these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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 many days does it rain in September?
When does it start to snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Sandtorg have in September?
How high is the UV index in September?
Average temperature in September
Sandtorg, Norway
- Average high temperature in September: 10.8°C
The warmest month (with the highest average high temperature) is July (15.1°C).
The month with the lowest average high temperature is January (-3°C).
- Average low temperature in September: 6.4°C
The month with the highest average low temperature is July (9.2°C).
The coldest month (with the lowest average low temperature) is February (-7.8°C).
Average pressure in September
Sandtorg, Norway
- Average pressure in September: 1009.1mbar
The month with the highest atmospheric pressure is May (1014mbar).
The month with the lowest atmospheric pressure is December (1001.4mbar).
Average wind speed in September
Sandtorg, Norway
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is March (14.4km/h).
The calmest months (with the lowest average wind speed) are July and August (9.5km/h).
Average humidity in September
Sandtorg, Norway
- Average humidity in September: 80%
The month with the highest relative humidity is April (88%).
The month with the lowest relative humidity is July (76%).
Average rainfall in September
Sandtorg, Norway
- Average rainfall in September: 71mm
The wettest month (with the highest rainfall) is December (91mm).
The driest month (with the least rainfall) is May (51mm).
Average rainfall days in September
Sandtorg, Norway
- Average rainfall days in September: 18.5 days
The month with the highest number of rainy days is September (18.5 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in September
Sandtorg, Norway
- Average snowfall in September: 4mm
The month with the highest snowfall is March (508mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Sandtorg, Norway
- Average snowfall days in September: 0.6 days
The month with the highest number of snowfall days is March (17.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Sandtorg, Norway
- Average daylight in September: 13h and 2min
The month with the longest days is August (Average daylight: 17h and 36min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 6h and 2min
The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).
Average sunshine days in September
Sandtorg, Norway
- Average sunshine days in September: 9.6 days
The month with the most sunshine days is January (15.5 days).
The month with the least sunshine days is September (9.6 days).
Average UV index in September
Sandtorg, Norway
- Average UV index in September: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February, March and November (UV index 1).
Average cloud cover in September
Sandtorg, Norway
- Average cloud cover in September: 58
The month with the most cloud cover is March (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 53).
Average visibility in September
Sandtorg, Norway
- Average visibility in September: 9km
The months with the highest visibility are January, February, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are March, April and May (8km).
