September weather forecastBelén, Argentina

September

Weather in September

The first month of the spring, September, is an agreeable month in Belén, Argentina, with temperature in the range of an average high of 21.6°C (70.9°F) and an average low of 7.6°C (45.7°F).

Temperature

September's onset sees an average high-temperature of an agreeable 21.6°C (70.9°F), exhibiting a slight fluctuation from the previous month. Belén records a pronounced decline from the day's peak to an average nighttime low-temperature of 7.6°C (45.7°F) throughout September.

Humidity

The average relative humidity in September in Belén is 34%.

Rainfall

The months with the least rainfall are June through September Rain falls for 1.3 days and accumulates 1mm (0.04") of rain.

Snowfall

In Belén, Argentina, snow does not fall in January through June, September through December.

Daylight

The average length of the day in September is 11h and 56min.
On the first day of September in Belén, sunrise is at 07:40 and sunset at 19:15. On the last day of the month, sunrise is at 07:07 and sunset at 19:28 -03.

Sunshine

In September, the average sunshine is 9.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 5 in September translates into these instructions:
Exercise prevention - Precautions against solar damage are endorsed. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

In September, in Belén, the average high-temperature is 21.6°C (70.9°F), and the average low-temperature is 7.6°C (45.7°F).

In Belén, Argentina, the average relative humidity in September is 34%.

June through September are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 1mm (0.04") of rain.

In Belén, in September, during 1.3 rainfall days, 1mm (0.04") of precipitation is typically accumulated.

In Belén, snow does not fall in January through June, September through December.

In September, in Belén, it doesn't snow. August is the latest month when it typically snows.

The average day length in September in Belén is 11h and 56min.

In September, on the first day of the month, sunrise is at 07:40 and sunset at 19:15. On the last day of the month, in Belén, sunrise is at 07:07 and sunset at 19:28 -03.

In September, the average sunshine duration in Belén is 9.9h.

In Belén, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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 snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Belén, Argentina

  • Average high temperature in September: 21.6°C

The warmest month (with the highest average high temperature) is December (27°C).
The month with the lowest average high temperature is July (16.7°C).

  • Average low temperature in September: 7.6°C

The month with the highest average low temperature is January (16.3°C).
The coldest month (with the lowest average low temperature) is July (3.9°C).

Average pressure in September
Belén, Argentina

  • Average pressure in September: 1016.8mbar

The month with the highest atmospheric pressure is July (1018.5mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).

Average wind speed in September
Belén, Argentina

  • Average wind speed in September: 9.5km/h

The windiest month (with the highest average wind speed) is October (10.5km/h).
The calmest month (with the lowest average wind speed) is April (7.5km/h).

Average humidity in September
Belén, Argentina

  • Average humidity in September: 34%

The month with the highest relative humidity is March (53%).
The month with the lowest relative humidity is August (33%).

Average rainfall in September
Belén, Argentina

  • Average rainfall in September: 1mm

The wettest month (with the highest rainfall) is January (27mm).
The driest months (with the least rainfall) are June, July, August and September (1mm).

Average rainfall days in September
Belén, Argentina

  • Average rainfall days in September: 1.3 days

The month with the highest number of rainy days is January (9.1 days).
The month with the least rainy days is August (0.4 days).

Average snowfall in September
Belén, Argentina

  • Average snowfall in September: 0mm

The month with the highest snowfall is July (3mm).
The months with the least snowfall are January, February, March, April, May, June, September, October, November and December (0mm).

Average snowfall days in September
Belén, Argentina

  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is July (0.4 days).
The months with the least snowfall days are January, February, March, April, May, June, October, November and December (0 days).

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

  • Average daylight in September: 11h and 54min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in September: 9h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 9h and 36min).

Average sunshine days in September
Belén, Argentina

  • Average sunshine days in September: 28.5 days

The month with the most sunshine days is August (30.3 days).
The month with the least sunshine days is January (18 days).

Average UV index in September
Belén, Argentina

  • Average UV index in September: 5

The months with the highest UV index are January and December (UV index 6).
The months with the lowest UV index are May and June (UV index 3).

Average cloud cover in September
Belén, Argentina

  • Average cloud cover in September: 6

The month with the most cloud cover is January (Cloud cover 18).
The months with the least cloud cover are June and August (Cloud cover 5).

Average visibility in September
Belén, Argentina

  • Average visibility in September: 10km

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