September weather forecastRocna, Romania

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Rocna, Romania, with an average temperature varying between 11.1°C (52°F) and 22.8°C (73°F).

Temperature

September is characterized by a reduction in the average high-temperature, from a warm 28.4°C (83.1°F) in August to a pleasant 22.8°C (73°F). Rocna observes an average nighttime temperature of 11.1°C (52°F) during September.

Humidity

In September, the average relative humidity is 61%.

Rainfall

In Rocna, in September, during 6.6 rainfall days, 17mm (0.67") of precipitation is typically accumulated. In Rocna, during the entire year, the rain falls for 103 days and collects up to 325mm (12.8") of precipitation.

Snowfall

May through September are months without snowfall in Rocna.

Daylight

The average length of the day in September is 12h and 34min.
On the first day of the month, sunrise is at 06:32 and sunset at 19:51. On the last day of September, in Rocna, sunrise is at 07:10 and sunset at 18:53 EEST.

Sunshine

In September, the average sunshine is 9.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. To guard against the harmful effects of the Sun, minimize exposure during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Updated: Feb 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Rocna, 22.8°C (73°F) is the average high-temperature and 11.1°C (52°F) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is appraised at 30°C (86°F).

The average relative humidity in September in Rocna is 61%.

In Rocna, Romania, in September, during 6.6 rainfall days, 17mm (0.67") of precipitation is typically accumulated.

In Rocna, snow does not fall in May through September.

In Rocna, in September, it doesn't snow. In October, it regularly snows.

In September, the average day length in Rocna is 12h and 34min.

In September, on the first day of the month, sunrise is at 06:32 and sunset at 19:51. On the last day of the month, in Rocna, Romania, sunrise is at 07:10 and sunset at 18:53 EEST.

The average sunshine duration in September in Rocna is 9.8h.

In Rocna, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

28.4°C

22.8°C

15°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.7km/h

10.3km/h

11.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

23.9

21.7

22.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Rocna, Romania

Average high temperature in September: 22.8°C

The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (0°C).

Average low temperature in September: 11.1°C

The month with the highest average low temperature is July (15°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).

Average pressure in September
Rocna, Romania

Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is October (1020.1mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).

Average wind speed in September
Rocna, Romania

Average wind speed in September: 9.8km/h

The windiest month (with the highest average wind speed) is April (12.4km/h).
The calmest month (with the lowest average wind speed) is July (9.6km/h).

Average humidity in September
Rocna, Romania

Average humidity in September: 61%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (58%).

Average rainfall in September
Rocna, Romania

Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is June (64mm).
The driest month (with the least rainfall) is August (13mm).

Average rainfall days in September
Rocna, Romania

Average rainfall days in September: 6.6 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in September
Rocna, Romania

Average snowfall in September: 0mm

The month with the highest snowfall is January (108mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in September
Rocna, Romania

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.6 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
Rocna, Romania

Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

Average sunshine in September: 9h and 48min

The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).