September weather forecastCopălău, Romania

September

Weather in September

September, the first month of the autumn in Copălău, is also an agreeable month, with temperature in the range of an average high of 22.1°C (71.8°F) and an average low of 10.8°C (51.4°F).

Temperature

A shift in the average high-temperature occurs in September, reducing from a moderately hot 27.3°C (81.1°F) in August to an agreeable 22.1°C (71.8°F). Copălău's nighttime temperature during September is consistently averaged at a cool 10.8°C (51.4°F).

Humidity

In September, the average relative humidity is 63%.

Rainfall

The months with the least rainfall are January, September and November Rain falls for 9.3 days and accumulates 19mm (0.75") of rain.

Snowfall

May through September are months without snowfall.

Daylight

In September, the average length of the day in Copălău is 12h and 34min.
On the first day of the month, sunrise is at 06:31 and sunset at 19:53. On the last day of September, sunrise is at 07:10 and sunset at 18:53 EEST.

Sunshine

In September, the average sunshine is 9.7h.

UV index

In Copălău, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.

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

Frequently asked questions

The high-temperature, in September, in Copălău, is 22.1°C (71.8°F), while the low-temperature averages to 10.8°C (51.4°F). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 29°C (84.2°F).

In September, the average relative humidity in Copălău is 63%.

January, September and November are months with the least rain in Copălău, Romania, when the rain falls for 9.3 days and typically aggregates up to 19mm (0.75") of rain.

In September, the rain falls for 9.3 days. Throughout September, 19mm (0.75") of precipitation is accumulated.

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

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

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

In September, on the first day of the month, sunrise is at 06:31 and sunset at 19:53. On the last day of the month, sunrise is at 07:10 and sunset at 18:53 EEST.

In September, the average sunshine duration is 9.7h.

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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

27.3°C

22.1°C

14.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

10.6km/h

10.8km/h

12km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

20.1

19.1

20.3

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Copălău, Romania

Average high temperature in September: 22.1°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (-0.5°C).

Average low temperature in September: 10.8°C

The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).

Average pressure in September
Copălău, Romania

Average pressure in September: 1017.7mbar

The month with the highest atmospheric pressure is October (1020.1mbar).
The month with the lowest atmospheric pressure is June (1013.8mbar).

Average wind speed in September
Copălău, Romania

Average wind speed in September: 10.2km/h

The windiest months (with the highest average wind speed) are March and April (12.8km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in September
Copălău, Romania

Average humidity in September: 63%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (61%).

Average rainfall in September
Copălău, Romania

Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is June (93mm).
The driest months (with the least rainfall) are January, September and November (19mm).

Average rainfall days in September
Copălău, Romania

Average rainfall days in September: 9.3 days

The month with the highest number of rainy days is June (18.1 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in September
Copălău, Romania

Average snowfall in September: 0mm

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

Average snowfall days in September
Copălău, Romania

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.8 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
Copălău, Romania

Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

Average sunshine in September: 9h and 42min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in September
Copălău, Romania

Average sunshine days in September: 19.1 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is June (9.7 days).

Average UV index in September
Copălău, 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, October, November and December (UV index 2).

Average cloud cover in September
Copălău, Romania

Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in September
Copălău, Romania

Average visibility in September: 10km

The months with the highest visibility are April, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and December (8km).