September weather forecast
Posadas, Argentina

Weather in September

September, the first month of the spring in Posadas, is a warm month, with an average temperature fluctuating between 14.5°C (58.1°F) and 24.8°C (76.6°F).

Temperature

In September, the average high-temperature is almost the same as in August - a moderately hot 24.8°C (76.6°F). In September, in Posadas, Argentina, the average low-temperature is 14.5°C (58.1°F).

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Posadas, it is raining for 11.4 days, with typically 52mm (2.05") of accumulated precipitation. Throughout the year, in Posadas, there are 152.6 rainfall days, and 981mm (38.62") of precipitation is accumulated.

Daylight

In September, the average length of the day in Posadas is 11h and 57min.
On the first day of the month, sunrise is at 06:56 and sunset at 18:30. On the last day of September, in Posadas, Argentina, sunrise is at 06:23 and sunset at 18:43 -03.

Sunshine

In Posadas, the average sunshine in September is 8h.

UV index

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in September transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.
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FAQ

What is the temperature in September in Posadas?

In Posadas, Argentina, in September, the average high-temperature is 24.8°C (76.6°F), and the average low-temperature is 14.5°C (58.1°F). in April, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 30°C (86°F).

What is the average humidity in September in Posadas?

The average relative humidity in September is 78%.

How many days does it rain in September in Posadas?

In Posadas, Argentina, in September, during 11.4 rainfall days, 52mm (2.05") of precipitation is typically accumulated.

What is the average length of the day in September in Posadas?

The average day length in September in Posadas is 11h and 57min.

When are sunrise and sunset in September in Posadas?

In September, on the first day of the month, sunrise is at 06:56 and sunset at 18:30. On the last day of the month, in Posadas, sunrise is at 06:23 and sunset at 18:43 -03.

How many hours of sunshine does Posadas have in September?

In Posadas, the average sunshine duration in September is 8h.

What is the UV index intensity in September in Posadas?

The average daily maximum UV index in September in Posadas, Argentina, is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Average temperature in September
Posadas, Argentina

Average temperature in September - Posadas, Argentina
  • Average high temperature in September: 24.8°C

The warmest month (with the highest average high temperature) is January (32.4°C).
The month with the lowest average high temperature is July (19.5°C).

  • Average low temperature in September: 14.5°C

The months with the highest average low temperature are January and February (20.8°C).
The coldest month (with the lowest average low temperature) is July (11°C).

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Average pressure in September
Posadas, Argentina

Average pressure in September - Posadas, Argentina
  • Average pressure in September: 1014.7mbar

The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).

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Average wind speed in September
Posadas, Argentina

Average wind speed in September - Posadas, Argentina
  • Average wind speed in September: 10km/h

The windiest month (with the highest average wind speed) is August (10.3km/h).
The calmest month (with the lowest average wind speed) is March (7.8km/h).

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Average humidity in September
Posadas, Argentina

Average humidity in September - Posadas, Argentina
  • Average humidity in September: 78%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is December (72%).

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Average rainfall in September
Posadas, Argentina

Average rainfall in September - Posadas, Argentina
  • Average rainfall in September: 52mm

The wettest month (with the highest rainfall) is October (117mm).
The driest month (with the least rainfall) is August (41mm).

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Average rainfall days in September
Posadas, Argentina

Average rainfall days in September - Posadas, Argentina
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is January (16.1 days).
The month with the least rainy days is August (7.8 days).

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Average daylight in September /
Average sunshine in September
Posadas, Argentina

Average daylight in September / Average sunshine in September - Posadas, Argentina
  • Average daylight in September: 11h and 57min

The month with the longest days is December (Average daylight: 13h and 50min).
The month with the shortest days is June (Average daylight: 10h and 26min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is November (Average sunshine: 10h and 18min).
The month with the least sunshine is June (Average sunshine: 5h and 18min).

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Average sunshine days in September
Posadas, Argentina

Average sunshine days in September - Posadas, Argentina
  • Average sunshine days in September: 17 days

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is February (12.7 days).

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Average UV index in September
Posadas, Argentina

Average UV index in September - Posadas, Argentina
  • Average UV index in September: 6

The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are May and June (UV index 4).

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Average cloud cover in September
Posadas, Argentina

Average cloud cover in September - Posadas, Argentina
  • Average cloud cover in September: 34

The month with the most cloud cover is May (Cloud cover 49).
The month with the least cloud cover is November (Cloud cover 27).

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Average visibility in September
Posadas, Argentina

Average visibility in September - Posadas, Argentina
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, November and December (9km).
The months with the lowest visibility are May, June and July (7km).

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