May weather forecast
Salta, Argentina

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Rocks formed in Salta, Argentina with a mountain and dark clouds in the background
Rocks formed in Salta, Argentina with a mountain and dark clouds in the background

Weather in May

May in Salta presents a drastic shift in weather conditions from April, the temperature continues to drop, bringing along cooler days. The characteristic weather alterations seen in this month are the declining daylight hours, dropping to 10.9 hrs a day. One key observation is the decrease in rainfall to a mere 9mm (0.35"), heralding lesser precipitation days. June-bound forecasts hint at a further decrease in temperature, coupled with a reduction in daylight and an increase in pressure.

Temperature

Salta's May average high-temperature settles at a still comfortable 17.9°C (64.2°F), showing a near match with the preceding month. Salta experiences an average low-temperature of 7.8°C (46°F) in the month of May.

Humidity

In Salta, the average relative humidity in May is 70%.

Rainfall

In Salta, in May, during 9.2 rainfall days, 9mm (0.35") of precipitation is typically accumulated. In Salta, during the entire year, the rain falls for 160.6 days and collects up to 541mm (21.3") of precipitation.

Snowfall

January through June, August through December are months without snowfall.

Daylight

In May, the average length of the day is 10h and 55min.
On the first day of the month, sunrise is at 07:43 and sunset at 18:53. On the last day of May, in Salta, sunrise is at 07:58 and sunset at 18:40 -03.

Sunshine

In Salta, the average sunshine in May is 9.3h.

UV index

With an average maximum UV index of 3, May is the month with the lowest UV index in Salta. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the average maximum UV index of 3 translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are the temperatures in Salta in May?

In Salta, 17.9°C (64.2°F) is the average high-temperature and 7.8°C (46°F) is the average low-temperature during May.

What is the average humidity in May in Salta?

The average relative humidity in May in Salta, Argentina, is 70%.

How many days does it rain in May in Salta?

In Salta, in May, during 9.2 rainfall days, 9mm (0.35") of precipitation is typically accumulated.

When it does not snow in Salta?

In Salta, Argentina, snow does not fall in January through June, August through December.

How many hours of daylight does Salta have in May?

In May, the average day length is 10h and 55min.

When is the sunrise / sunset in May in Salta?

In May, on the first day of the month, sunrise is at 07:43 and sunset at 18:53. On the last day of the month, in Salta, Argentina, sunrise is at 07:58 and sunset at 18:40 -03.

How long on average sun shines in May in Salta?

In Salta, the average sunshine duration in May is 9.3h.

What is the month with the lowest UV index in Salta?

May is the month with the lowest UV index in Salta, with an average maximum UV index of 3.

How high is the UV index in May in Salta?

In Salta, Argentina, the average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
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 May
Salta, Argentina

Average temperature in May - Salta, Argentina
  • Average high temperature in May: 17.9°C

The warmest month (with the highest average high temperature) is December (24.3°C).
The month with the lowest average high temperature is July (16.5°C).

  • Average low temperature in May: 7.8°C

The month with the highest average low temperature is December (14.8°C).
The coldest month (with the lowest average low temperature) is July (5.7°C).

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Average pressure in May
Salta, Argentina

Average pressure in May - Salta, Argentina
  • Average pressure in May: 1017mbar

The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is December (1010.9mbar).

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Average wind speed in May
Salta, Argentina

Average wind speed in May - Salta, Argentina
  • Average wind speed in May: 7.4km/h

The windiest month (with the highest average wind speed) is October (9.6km/h).
The calmest month (with the lowest average wind speed) is April (7.3km/h).

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Average humidity in May
Salta, Argentina

Average humidity in May - Salta, Argentina
  • Average humidity in May: 70%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is August (48%).

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Average rainfall in May
Salta, Argentina

Average rainfall in May - Salta, Argentina
  • Average rainfall in May: 9mm

The wettest month (with the highest rainfall) is January (105mm).
The driest months (with the least rainfall) are July and August (2mm).

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Average rainfall days in May
Salta, Argentina

Average rainfall days in May - Salta, Argentina
  • Average rainfall days in May: 9.2 days

The month with the highest number of rainy days is March (22 days).
The month with the least rainy days is August (1.9 days).

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Average snowfall in May
Salta, Argentina

Average snowfall in May - Salta, Argentina
  • Average snowfall in May: 0mm

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

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Average snowfall days in May
Salta, Argentina

Average snowfall days in May - Salta, Argentina
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is July (0.3 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).

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Average daylight in May /
Average sunshine in May
Salta, Argentina

Average daylight in May / Average sunshine in May - Salta, Argentina
  • Average daylight in May: 10h and 5min

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 36min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is March (Average sunshine: 8h and 18min).

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Average sunshine days in May
Salta, Argentina

Average sunshine days in May - Salta, Argentina
  • Average sunshine days in May: 17.3 days

The month with the most sunshine days is August (27.5 days).
The month with the least sunshine days is February (5.5 days).

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Average UV index in May
Salta, Argentina

Average UV index in May - Salta, Argentina
  • Average UV index in May: 3

The months with the highest UV index are January, February, March, September, October, November and December (UV index 5).
The month with the lowest UV index is May (UV index 3).

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Average cloud cover in May
Salta, Argentina

Average cloud cover in May - Salta, Argentina
  • Average cloud cover in May: 19

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in May
Salta, Argentina

Average visibility in May - Salta, Argentina
  • Average visibility in May: 9km

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

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Salta, Argentina

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