September weather forecastBușteni, Romania
September
Weather in September
September, the first month of the autumn in Bușteni, is still a refreshing month, with an average temperature ranging between min 8.5°C (47.3°F) and max 19.3°C (66.7°F).Temperature
With September's onset, the weather reveals a slight temperature decrease, transitioning from a warm 24.1°C (75.4°F) in August to a comfortable 19.3°C (66.7°F). During September, the average low-temperature is a chilly 8.5°C (47.3°F).Humidity
In September, the average relative humidity is 68%.Rainfall
The month with the least rainfall in Bușteni is September, when the rain falls for 11.4 days and typically collects 33mm (1.3") of precipitation.Snowfall
Months with snowfall in Bușteni are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 5mm (0.2") of snow. Throughout the year, in Bușteni, there are 81.7 snowfall days, and 1691mm (66.57") of snow is accumulated.Daylight
The average length of the day in September in Bușteni is 12h and 32min.On the first day of September in Bușteni, Romania, sunrise is at 06:39 and sunset at 19:55. On the last day of the month, sunrise is at 07:15 and sunset at 19:00 EEST.
Sunshine
The average sunshine in September in Bușteni is 10h.UV index
In September, the average daily maximum UV index in Bușteni is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Heed the precautions - It is counselled to guard against solar damage. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Bușteni, Romania
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-6.7°C).
Average pressure in September
Bușteni, Romania
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is June (1013.5mbar).
Average wind speed in September
Bușteni, Romania
- Average wind speed in September: 6.7km/h
The windiest month (with the highest average wind speed) is March (7.8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).
Average humidity in September
Bușteni, Romania
- Average humidity in September: 68%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Bușteni, Romania
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is June (132mm).
The driest month (with the least rainfall) is September (33mm).
Average rainfall days in September
Bușteni, Romania
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is May (24.2 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Bușteni, Romania
- Average snowfall in September: 5mm
The month with the highest snowfall is December (369mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Bușteni, Romania
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Bușteni, Romania
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 10h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Bușteni, Romania
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is May (5.5 days).
Average UV index in September
Bușteni, Romania
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Bușteni, Romania
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Bușteni, Romania
- Average visibility in September: 10km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January and February (7km).





