September weather forecastGrua, Norway
September
Weather in September
September, the first month of the autumn in Grua, is still a refreshing month, with an average temperature varying between 13.9°C (57°F) and 6.2°C (43.2°F).Temperature
Grua in September experiences a gentle temperature dip, with average high-temperatures reducing from 18.4°C (65.1°F) in August to a still refreshing 13.9°C (57°F). During the nights in September, Grua observes an average low-temperature of 6.2°C (43.2°F).Humidity
In September, the average relative humidity in Grua is 81%.Rainfall
In Grua, Norway, in September, it is raining for 12.6 days, with typically 53mm (2.09") of accumulated precipitation. Throughout the year, there are 136.4 rainfall days, and 628mm (24.72") of precipitation is accumulated.Snowfall
In Grua, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 52min.On the first day of the month, sunrise is at 06:13 and sunset at 20:21. On the last day of September, in Grua, sunrise is at 07:21 and sunset at 18:52 CEST.
Sunshine
In September, the average sunshine in Grua is 7.4h.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 unsafe exposure to UV radiation for the ordinary person.Note: In September, the UV index of 3 transforms into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Grua, Norway
- Average high temperature in September: 13.9°C
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (-3.8°C).
- Average low temperature in September: 6.2°C
The month with the highest average low temperature is July (10.1°C).
The coldest month (with the lowest average low temperature) is February (-8.8°C).
Average pressure in September
Grua, Norway
- Average pressure in September: 1012.5mbar
The month with the highest atmospheric pressure is April (1014.6mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in September
Grua, Norway
- Average wind speed in September: 8.3km/h
The windiest month (with the highest average wind speed) is May (8.5km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).
Average humidity in September
Grua, Norway
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Grua, Norway
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is July (73mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Grua, Norway
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in September
Grua, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is January (295mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grua, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grua, Norway
- Average daylight in September: 12h and 54min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in September: 7h and 24min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 18min).
Average sunshine days in September
Grua, Norway
- Average sunshine days in September: 15.3 days
The months with the most sunshine days are March and October (16 days).
The month with the least sunshine days is July (9 days).
Average UV index in September
Grua, Norway
- Average UV index in September: 3
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
Grua, Norway
- Average cloud cover in September: 50
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 46).
Average visibility in September
Grua, 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, February and March (6km).





