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
September
Weather in September
Temperature
In September, the meteorological conditions alter, with the average high-temperature shifting from a moderately hot 27°C (80.6°F) in August to a pleasant 21.8°C (71.2°F). September generally records an average low-temperature of 10.2°C (50.4°F).Humidity
In Decea, Romania, the average relative humidity in September is 66%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 23mm (0.91") of precipitation is accumulated. In Decea, Romania, during the entire year, the rain falls for 155.9 days and collects up to 463mm (18.23") of precipitation.Snowfall
In Decea, snow does not fall in May through September.Daylight
In Decea, the average length of the day in September is 12h and 33min.On the first day of September, sunrise is at 06:45 and sunset at 20:03. On the last day of the month, sunrise is at 07:22 and sunset at 19:06 EEST.
Sunshine
In September, the average sunshine is 9.6h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Decea in September?
What is the average humidity in September in Decea?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September in Decea?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Decea, Romania
- Average high temperature in September: 21.8°C
The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).
Average pressure in September
Decea, Romania
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The months with the lowest atmospheric pressure are May and June (1014mbar).
Average wind speed in September
Decea, Romania
- Average wind speed in September: 6.1km/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 November (5.3km/h).
Average humidity in September
Decea, Romania
- Average humidity in September: 66%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (64%).
Average rainfall in September
Decea, Romania
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (90mm).
The driest months (with the least rainfall) are January, February and November (20mm).
Average rainfall days in September
Decea, Romania
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (22.5 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Decea, Romania
- Average snowfall in September: 0mm
The month with the highest snowfall is December (78mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Decea, Romania
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.1 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
Decea, Romania
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Decea, Romania
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in September
Decea, Romania
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Decea, Romania
- Average cloud cover in September: 28
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Decea, Romania
- Average visibility in September: 10km
The months with the highest visibility are August and September (10km).
The month with the lowest visibility is January (7km).
