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
September implies a gentle temperature shift, with average high-temperatures reducing from August's warm 29.2°C (84.6°F) to a still moderately hot 23.7°C (74.7°F). Ulmi sees an average low-temperature of 13°C (55.4°F) during September.Humidity
In Ulmi, the average relative humidity in September is 55%.Rainfall
The month with the least rainfall in Ulmi, Romania, is September, when the rain falls for 5.4 days and typically collects 14mm (0.55") of precipitation.Snowfall
In Ulmi, snow does not fall in April through October.Daylight
In Ulmi, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 06:40 and sunset at 19:53. On the last day of September, sunrise is at 07:14 and sunset at 18:59 EEST.
Sunshine
In Ulmi, the average sunshine in September is 10.2h.UV index
In Ulmi, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. To guard against the harmful effects of the Sun, minimize exposure during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What is the temperature in September in Ulmi?
What is the average humidity in September in Ulmi?
What is the driest month in Ulmi?
How much does it rain in Ulmi in September?
When it does not snow in Ulmi?
How many hours of daylight does Ulmi have in September?
When are sunrise and sunset in September in Ulmi?
How long on average sun shines in September in Ulmi?
How high is the UV index in September in Ulmi?
Average temperature in September
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, Romania
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- 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
Ulmi, 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
Ulmi, 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
Ulmi, 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
Ulmi, 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).
Ulmi, Romania
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