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
In Valea lui Dan, the average high-temperature in September drops from a moderately hot 29.2°C (84.6°F) in August to a still warm 23.7°C (74.7°F). An average nighttime temperature of 13°C (55.4°F) is recorded in Valea lui Dan, Romania, during September.Humidity
The average relative humidity in September is 55%.Rainfall
The month with the least rainfall is September, when the rain falls for 5.4 days and typically collects 14mm (0.55") of precipitation.Snowfall
In Valea lui Dan, snow does not fall in April through October.Daylight
The average length of the day in September in Valea lui Dan, Romania, is 12h and 32min.On the first day of the month, sunrise is at 06:40 and sunset at 19:54. On the last day of September, sunrise is at 07:14 and sunset at 18:59 EEST.
Sunshine
In Valea lui Dan, the average sunshine in September is 10.2h.UV index
In Valea lui Dan, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Valea lui Dan in September?
What is the average humidity in September in Valea lui Dan?
What is the driest month in Valea lui Dan?
How many days does it rain in September in Valea lui Dan?
When it does not snow in Valea lui Dan?
What is the average length of the day in September in Valea lui Dan?
When are sunrise and sunset in September in Valea lui Dan?
How many hours of sunshine does Valea lui Dan have in September?
What is the UV index reading in September in Valea lui Dan?
Average temperature in September
Valea lui Dan, Romania
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in September: 13°C
The month with the highest average low temperature is August (17°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Valea lui Dan, Romania
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is June (1013.4mbar).
Average wind speed in September
Valea lui Dan, Romania
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is April (9.8km/h).
The calmest month (with the lowest average wind speed) is December (7.5km/h).
Average humidity in September
Valea lui Dan, Romania
- Average humidity in September: 55%
The months with the highest relative humidity are January and February (80%).
The month with the lowest relative humidity is August (52%).
Average rainfall in September
Valea lui Dan, Romania
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is May (54mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in September
Valea lui Dan, Romania
- Average rainfall days in September: 5.4 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in September
Valea lui Dan, Romania
- Average snowfall in September: 0mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Valea lui Dan, Romania
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Valea lui Dan, Romania
- Average daylight in September: 12h and 3min
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 1min
The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in September
Valea lui Dan, Romania
- Average sunshine days in September: 23.9 days
The month with the most sunshine days is September (23.9 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in September
Valea lui Dan, Romania
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Valea lui Dan, Romania
- Average cloud cover in September: 24
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Valea lui Dan, Romania
- Average visibility in September: 10km
The months with the highest visibility are April, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
Valea lui Dan, Romania
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