May weather forecast
San Pedro de Atacama, Chile

Weather in May

May, the last month of the autumn, in San Pedro de Atacama, is also a moderate month, with average temperature fluctuating between 14.7°C (58.5°F) and 2.8°C (37°F).

Temperature

In San Pedro de Atacama, the average high-temperature in May marginally drops, from a comfortable 17.8°C (64°F) in April, to a moderate 14.7°C (58.5°F). In San Pedro de Atacama, the average low-temperature is 2.8°C (37°F).

Humidity

In San Pedro de Atacama, the average relative humidity is 27%.

Rainfall

In San Pedro de Atacama, it is raining for 0.6 days, with typically 1mm (0.04") of accumulated precipitation. In San Pedro de Atacama, during the entire year, the rain falls for 23.5 days and collects up to 58mm (2.28") of precipitation.

Snowfall

May through July are months with snowfall. May is the first month it typically snows in San Pedro de Atacama. Throughout May, in the average 0.4 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in San Pedro de Atacama, there are 1.5 snowfall days, and 8mm (0.31") of snow is accumulated.

Daylight

The average length of the day in San Pedro de Atacama, Chile, is 11h.

Sunshine

In San Pedro de Atacama, Chile, the average sunshine is 9.8h.

UV index

April through July, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 3 in May interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in May in San Pedro de Atacama?

The average relative humidity in May is 27%.

How many days does it rain in May in San Pedro de Atacama?

In San Pedro de Atacama, Chile, in May, it is raining for 0.6 days, with typically 1mm (0.04") of accumulated precipitation.

When does it start to snow in San Pedro de Atacama?

May is the first month it typically snows. Throughout May, in the average 0.4 snowfall days, it receives 3mm (0.12") of snow.

How many hours of daylight does San Pedro de Atacama have in May?

In May, the average length of the day is 11h.

How many hours of sunshine does San Pedro de Atacama have in May?

In May, the average sunshine in San Pedro de Atacama is 9.8h.

What are the months with the lowest UV index in San Pedro de Atacama?

April through July, with an average maximum UV index of 3, are months with the lowest UV index in San Pedro de Atacama, Chile.

What is the UV index reading in May in San Pedro de Atacama?

The average daily maximum UV index in May in San Pedro de Atacama, Chile, is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in May
San Pedro de Atacama, Chile

Average temperature in May - San Pedro de Atacama, Chile
  • Average high temperature in May: 14.7°C

The warmest months (with the highest average high temperature) are January and December (20.6°C).
The month with the lowest average high temperature is July (12.2°C).

  • Average low temperature in May: 2.8°C

The month with the highest average low temperature is February (9.9°C).
The coldest month (with the lowest average low temperature) is July (0.3°C).

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Average pressure in May
San Pedro de Atacama, Chile

Average pressure in May - San Pedro de Atacama, Chile
  • Average pressure in May: 1020.1mbar

Months with the highest atmospheric pressure are June and July (1021.2mbar).
The month with the lowest atmospheric pressure is December (1014.7mbar).

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Average wind speed in May
San Pedro de Atacama, Chile

Average wind speed in May - San Pedro de Atacama, Chile
  • Average wind speed in May: 6.9km/h

The windiest month (with the highest average wind speed) is January (8.5km/h).
The calmest month (with the lowest average wind speed) is April (6.1km/h).

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Average humidity in May
San Pedro de Atacama, Chile

Average humidity in May - San Pedro de Atacama, Chile
  • Average humidity in May: 27%

The month with the highest relative humidity is February (46%).
The month with the lowest relative humidity is October (21%).

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Average rainfall in May
San Pedro de Atacama, Chile

Average rainfall in May - San Pedro de Atacama, Chile
  • Average rainfall in May: 1mm

The wettest month (with the highest rainfall) is February (23mm).
The driest months (with the least rainfall) are October and November (0mm).

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Average rainfall days in May
San Pedro de Atacama, Chile

Average rainfall days in May - San Pedro de Atacama, Chile
  • Average rainfall days in May: 0.6 days

The month with the highest number of rainy days is February (7.7 days).
The month with the least rainy days is November (0.1 days).

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Average snowfall in May
San Pedro de Atacama, Chile

Average snowfall in May - San Pedro de Atacama, Chile
  • Average snowfall in May: 3mm

The month with the highest snowfall is July (4mm).
Months with the least snowfall are January, February, March, April, August, September, October, November and December (0mm).

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Average snowfall days in May
San Pedro de Atacama, Chile

Average snowfall days in May - San Pedro de Atacama, Chile
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is July (0.5 days).
Months with the least snowfall days are January, February, March, September, October, November and December (0 days).

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Average daylight in May /
Average sunshine in May
San Pedro de Atacama, Chile

Average daylight in May / Average sunshine in May - San Pedro de Atacama, Chile
  • Average daylight in May: 11h

The month with the longest days is December (Average daylight: 13.5h).
The month with the shortest days is June (Average daylight: 10.7h).

  • Average sunshine in May: 9.8h

Months with the most sunshine are April and November (Average sunshine: 10h).
The month with the least sunshine is June (Average sunshine: 9.7h).

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Average sunshine days in May
San Pedro de Atacama, Chile

Average sunshine days in May - San Pedro de Atacama, Chile
  • Average sunshine days in May: 29.6 days

The month with the most sunshine days is October (30.7 days).
The month with the least sunshine days is February (17.8 days).

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Average UV index in May
San Pedro de Atacama, Chile

Average UV index in May - San Pedro de Atacama, Chile
  • Average UV index in May: 3

Months with the highest UV index are January, February, March, August, September, October, November and December (UV index 4).
Months with the lowest UV index are April, May, June and July (UV index 3).

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Average cloud cover in May
San Pedro de Atacama, Chile

Average cloud cover in May - San Pedro de Atacama, Chile
  • Average cloud cover in May: 4

The month with the most cloud cover is February (Cloud cover 11).
Months with the least cloud cover are August, September and November (Cloud cover 2).

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Average visibility in May
San Pedro de Atacama, Chile

Average visibility in May - San Pedro de Atacama, Chile
  • Average visibility in May: 10km

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

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