September weather forecast
Nahuel Huapi, Argentina

September

Weather in September

The first month of the spring, September, is a frosty month in Nahuel Huapi, Argentina, with an average temperature ranging between min -0.5°C (31.1°F) and max 7.2°C (45°F).

Temperature

September's arrival is noted with a slight increase in the average high-temperature, moving from a wintry 3.9°C (39°F) in August to a chilly 7.2°C (45°F). Throughout September, Nahuel Huapi witnesses a consistent average low-temperature of -0.5°C (31.1°F).

Humidity

In September, the average relative humidity in Nahuel Huapi is 77%.

Rainfall

In Nahuel Huapi, in September, it is raining for 11.5 days, with typically 22mm (0.87") of accumulated precipitation. In Nahuel Huapi, during the entire year, the rain falls for 130.5 days and collects up to 393mm (15.47") of precipitation.

Snowfall

Months with snowfall in Nahuel Huapi are April through November. In September, in Nahuel Huapi, it is snowing for 4.3 days. Throughout September, 30mm (1.18") of snow is accumulated. In Nahuel Huapi, during the entire year, snow falls for 35.1 days and aggregates up to 718mm (28.27") of snow.

Daylight

The average length of the day in September is 11h and 50min.
On the first day of September, sunrise is at 08:07 and sunset at 19:21. On the last day of the month, sunrise is at 07:18 and sunset at 19:49 -03.

Sunshine

The average sunshine in September in Nahuel Huapi, Argentina, is 8.6h.

UV index

The months with the lowest UV index are May through September, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 2 in September translates into these instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.

Frequently asked questions

What are September temperatures in Nahuel Huapi?
The average high-temperature, in September, in Nahuel Huapi, is 7.2°C (45°F), while the average low-temperature is -0.5°C (31.1°F).
What is the average humidity in September in Nahuel Huapi?
In September, the average relative humidity in Nahuel Huapi, Argentina, is 77%.
How many days does it rain in September in Nahuel Huapi?
In Nahuel Huapi, Argentina, during September, the rain falls for 11.5 days and regularly aggregates up to 22mm (0.87") of precipitation.
How many days does it snow in September in Nahuel Huapi?
In September, in Nahuel Huapi, Argentina, it is snowing for 4.3 days. Throughout September, 30mm (1.18") of snow is accumulated.
What is the average length of the day in September in Nahuel Huapi?
In Nahuel Huapi, the average day length in September is 11h and 50min.
When are sunrise and sunset in September in Nahuel Huapi?
In September, on the first day of the month, sunrise is at 08:07 and sunset at 19:21. On the last day of the month, in Nahuel Huapi, sunrise is at 07:18 and sunset at 19:49 -03.
How many hours of sunshine does Nahuel Huapi have in September?
In Nahuel Huapi, the average sunshine duration in September is 8.6h.
What is the month with the lowest UV index in Nahuel Huapi?
The months with the lowest UV index are May through September, with an average maximum UV index of 2.
What is the UV index reading in September in Nahuel Huapi?
In September, the average daily maximum UV index in Nahuel Huapi is 2. A UV Index of 2, and less, symbolizes a low 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Nahuel Huapi, Argentina
  • Average high temperature in September: 7.2°C

The warmest month (with the highest average high temperature) is January (20.3°C).
The month with the lowest average high temperature is July (2.6°C).

  • Average low temperature in September: -0.5°C

The month with the highest average low temperature is January (6.8°C).
The coldest month (with the lowest average low temperature) is July (-2.8°C).

Average pressure in September
Nahuel Huapi, Argentina
  • Average pressure in September: 1018.8mbar

The month with the highest atmospheric pressure is September (1018.8mbar).
The month with the lowest atmospheric pressure is December (1013.6mbar).

Average wind speed in September
Nahuel Huapi, Argentina
  • Average wind speed in September: 12.5km/h

The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is July (11.6km/h).

Average humidity in September
Nahuel Huapi, Argentina
  • Average humidity in September: 77%

The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is January (56%).

Average rainfall in September
Nahuel Huapi, Argentina
  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is July (77mm).
The driest months (with the least rainfall) are February and March (11mm).

Average rainfall days in September
Nahuel Huapi, Argentina
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in September
Nahuel Huapi, Argentina
  • Average snowfall in September: 30mm

The month with the highest snowfall is July (310mm).
The months with the least snowfall are January, February, March and December (0mm).

Average snowfall days in September
Nahuel Huapi, Argentina
  • Average snowfall days in September: 4.3 days

The month with the highest number of snowfall days is July (10.7 days).
The months with the least snowfall days are January and February (0 days).

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

The month with the longest days is December (Average daylight: 15h and 6min).
The month with the shortest days is June (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is January (Average sunshine: 11h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 30min).

Average sunshine days in September
Nahuel Huapi, Argentina
  • Average sunshine days in September: 14 days

The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in September
Nahuel Huapi, Argentina
  • Average UV index in September: 2

The months with the highest UV index are January, February and December (UV index 4).
The months with the lowest UV index are May, June, July, August and September (UV index 2).

Average cloud cover in September
Nahuel Huapi, Argentina
  • Average cloud cover in September: 35

The month with the most cloud cover is July (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 18).

Average visibility in September
Nahuel Huapi, Argentina
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, November and December (10km).
The month with the lowest visibility is July (8km).

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