September weather forecast
Selva, Argentina

September

Weather in September

September, the first month of the spring in Selva, is a warm month, with an average temperature fluctuating between 12.7°C (54.9°F) and 24.5°C (76.1°F).

Temperature

Selva marks the onset of September with an average high-temperature of a moderately hot 24.5°C (76.1°F), subtly divergent from August's 21.8°C (71.2°F). Selva experiences an average temperature drop to a cool 12.7°C (54.9°F) during September nights.

Humidity

The average relative humidity in September is 60%.

Rainfall

In September, the rain falls for 6.5 days. Throughout September, 24mm (0.94") of precipitation is accumulated. Throughout the year, there are 102.1 rainfall days, and 528mm (20.79") of precipitation is accumulated.

Daylight

In Selva, the average length of the day in September is 11h and 56min.
On the first day of September, sunrise is at 07:22 and sunset at 18:53. On the last day of the month, sunrise is at 06:46 and sunset at 19:09 -03.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In Selva, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Undertake precautions - Guarding against sun damage is counselled. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the usual temperature for Selva in September?
In Selva, in September, the average high-temperature is 24.5°C (76.1°F), and the average low-temperature is 12.7°C (54.9°F). In March, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 32°C (89.6°F).
What is the average humidity in September?
In Selva, the average relative humidity in September is 60%.
How many days does it rain in September?
In September, the rain falls for 6.5 days. Throughout September, 24mm (0.94") of precipitation is accumulated.
What is the average length of the day in September?
In September, the average day length is 11h and 56min.
When are sunrise and sunset in September in Selva?
In September, on the first day of the month, sunrise is at 07:22 and sunset at 18:53. On the last day of the month, sunrise is at 06:46 and sunset at 19:09 -03.
How many hours of sunshine does Selva have in September?
In September, the average sunshine duration in Selva is 8.4h.
How high is the UV index in September?
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Selva, Argentina
  • Average high temperature in September: 24.5°C

The warmest month (with the highest average high temperature) is January (34°C).
The month with the lowest average high temperature is July (17.8°C).

  • Average low temperature in September: 12.7°C

The month with the highest average low temperature is January (21.8°C).
The coldest month (with the lowest average low temperature) is July (8.9°C).

Average pressure in September
Selva, Argentina
  • Average pressure in September: 1015.9mbar

The month with the highest atmospheric pressure is July (1018.7mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).

Average wind speed in September
Selva, Argentina
  • Average wind speed in September: 17.8km/h

The windiest month (with the highest average wind speed) is September (17.8km/h).
The calmest months (with the lowest average wind speed) are March and April (13.5km/h).

Average humidity in September
Selva, Argentina
  • Average humidity in September: 60%

The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is January (51%).

Average rainfall in September
Selva, Argentina
  • Average rainfall in September: 24mm

The wettest month (with the highest rainfall) is November (85mm).
The driest month (with the least rainfall) is August (13mm).

Average rainfall days in September
Selva, Argentina
  • Average rainfall days in September: 6.5 days

The months with the highest number of rainy days are January, February and December (10.8 days).
The month with the least rainy days is August (4.1 days).

Average daylight in September /
Average sunshine in September
Selva, Argentina
  • Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is December (Average sunshine: 9h and 24min).
The month with the least sunshine is May (Average sunshine: 7h and 12min).

Average sunshine days in September
Selva, Argentina
  • Average sunshine days in September: 22.2 days

The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is February (16.1 days).

Average UV index in September
Selva, Argentina
  • Average UV index in September: 5

The months with the highest UV index are January, February and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).

Average cloud cover in September
Selva, Argentina
  • Average cloud cover in September: 25

The month with the most cloud cover is May (Cloud cover 38).
The months with the least cloud cover are January and August (Cloud cover 21).

Average visibility in September
Selva, Argentina
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (10km).
The months with the lowest visibility are May and July (9km).

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