September weather forecastRong, Norway
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Rong, Norway, with an average temperature fluctuating between 13.9°C (57°F) and 11.6°C (52.9°F).Temperature
The introduction of September notes a subtle temperature variation to a still moderate 13.9°C (57°F) from August's 15.7°C (60.3°F). Rong, during the September nights, maintains an average temperature of 11.6°C (52.9°F), closely aligned with its daytime readings.Humidity
The average relative humidity in September is 78%.Rainfall
In Rong, in September, it is raining for 21.8 days, with typically 161mm (6.34") of accumulated precipitation. In Rong, during the entire year, the rain falls for 229.7 days and collects up to 1406mm (55.35") of precipitation.Snowfall
June through September are months without snowfall in Rong, Norway.Daylight
In September, the average length of the day in Rong is 12h and 53min.On the first day of September, sunrise is at 06:35 and sunset at 20:45. On the last day of the month, sunrise is at 07:45 and sunset at 19:15 CEST.
Sunshine
In Rong, the average sunshine in September is 5.7h.UV index
In Rong, Norway, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rong, Norway
- Average high temperature in September: 13.9°C
The warmest month (with the highest average high temperature) is August (15.7°C).
The month with the lowest average high temperature is February (4.3°C).
- Average low temperature in September: 11.6°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in September
Rong, Norway
- Average pressure in September: 1011.6mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1005mbar).
Average wind speed in September
Rong, Norway
- Average wind speed in September: 23.6km/h
The windiest month (with the highest average wind speed) is January (29.5km/h).
The calmest month (with the lowest average wind speed) is July (18.5km/h).
Average humidity in September
Rong, Norway
- Average humidity in September: 78%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is November (73%).
Average rainfall in September
Rong, Norway
- Average rainfall in September: 161mm
The wettest month (with the highest rainfall) is October (178mm).
The driest month (with the least rainfall) is June (56mm).
Average rainfall days in September
Rong, Norway
- Average rainfall days in September: 21.8 days
The month with the highest number of rainy days is December (22.5 days).
The month with the least rainy days is June (14.7 days).
Average snowfall in September
Rong, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is February (51mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rong, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rong, Norway
- Average daylight in September: 12h and 54min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in September: 5h and 42min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The months with the least sunshine are January and December (Average sunshine: 2h and 12min).
Average sunshine days in September
Rong, Norway
- Average sunshine days in September: 7.2 days
The month with the most sunshine days is June (13.5 days).
The month with the least sunshine days is December (5.4 days).
Average UV index in September
Rong, 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, March, October, November and December (UV index 2).
Average cloud cover in September
Rong, Norway
- Average cloud cover in September: 60
The months with the most cloud cover are January and December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 47).
Average visibility in September
Rong, Norway
- Average visibility in September: 9km
The months with the highest visibility are May, June, July and August (10km).
The months with the lowest visibility are January, February, March, April, September, October, November and December (9km).





