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
The arrival of September correlates with a minor temperature reduction, down from August's refreshing 16.8°C (62.2°F) to a cool 12.9°C (55.2°F). September nights experience a consistent temperature drop to a frosty 6.4°C (43.5°F).Humidity
In September, the average relative humidity is 85%.Rainfall
In Grendi, during September, the rain falls for 15.4 days and regularly aggregates up to 78mm (3.07") of precipitation. In Grendi, during the entire year, the rain falls for 163.1 days and collects up to 889mm (35") of precipitation.Snowfall
In Grendi, Norway, snow does not fall in June through September.Daylight
In Grendi, the average length of the day in September is 12h and 49min.On the first day of the month, sunrise is at 06:28 and sunset at 20:28. On the last day of September, in Grendi, sunrise is at 07:32 and sunset at 19:04 CEST.
Sunshine
In Grendi, the average sunshine in September is 6.4h.UV index
In Grendi, the average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 2 during September translates into these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What are the temperatures in Grendi in September?
What is the average humidity in September in Grendi?
How many days does it rain in September in Grendi?
When it does not snow in Grendi?
Does it snow in Grendi in September?
What is the average length of the day in September in Grendi?
When are sunrise and sunset in September in Grendi?
How many hours of sunshine does Grendi have in September?
What is the UV index reading in September in Grendi?
Average temperature in September
Grendi, Norway
- Average high temperature in September: 12.9°C
The warmest month (with the highest average high temperature) is July (18.4°C).
The month with the lowest average high temperature is January (-1.9°C).
- Average low temperature in September: 6.4°C
The month with the highest average low temperature is July (9.3°C).
The coldest month (with the lowest average low temperature) is February (-6.5°C).
Average pressure in September
Grendi, Norway
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is April (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in September
Grendi, Norway
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is January (13km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in September
Grendi, Norway
- Average humidity in September: 85%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (69%).
Average rainfall in September
Grendi, Norway
- Average rainfall in September: 78mm
The wettest months (with the highest rainfall) are November and December (99mm).
The driest month (with the least rainfall) is April (39mm).
Average rainfall days in September
Grendi, Norway
- Average rainfall days in September: 15.4 days
The month with the highest number of rainy days is August (18 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in September
Grendi, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is January (373mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grendi, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grendi, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in September: 6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Grendi, Norway
- Average sunshine days in September: 11.7 days
The month with the most sunshine days is June (15.7 days).
The month with the least sunshine days is November (9.6 days).
Average UV index in September
Grendi, Norway
- Average UV index in September: 2
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Grendi, Norway
- Average cloud cover in September: 55
The months with the most cloud cover are February and November (Cloud cover 65).
The month with the least cloud cover is June (Cloud cover 41).
Average visibility in September
Grendi, Norway
- Average visibility in September: 8km
The months with the highest visibility are May and June (9km).
The months with the lowest visibility are January and February (6km).
Grendi, Norway
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