May weather forecast and climate
Viña del Mar, Chile

May, the last month of the autumn, in Viña del Mar, is another comfortable month, with average temperature ranging between max 18.9°C (66°F) and min 11.5°C (52.7°F).

Temperature

In May, the average high-temperature is relatively the same as in April - an enjoyable 18.9°C (66°F). In May, the average low-temperature is 11.5°C (52.7°F).

Humidity

In May, the average relative humidity is 68%.

Rainfall

In May, in Viña del Mar, the rain falls for 3.8 days. Throughout May, 25mm (0.98") of precipitation is accumulated. In Viña del Mar, during the entire year, the rain falls for 33.7 days and collects up to 178mm (7.01") of precipitation.

Sea temperature

In Viña del Mar, the average seawater temperature in May is 14.3°C (57.7°F).
Note: Swimming in 14.3°C (57.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Viña del Mar, the average length of the day is 10.4h.

Sunshine

In Viña del Mar, Chile, the average sunshine is 8.4h.

UV index

Months with the lowest UV index in Viña del Mar, Chile, are May through October, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in May in Viña del Mar?

The average high-temperature, in May, in Viña del Mar, is 18.9°C (66°F), while the average low-temperature is 11.5°C (52.7°F).

What is the average humidity in May in Viña del Mar?

The average relative humidity in May in Viña del Mar is 68%.

How many days does it rain in May in Viña del Mar?

In Viña del Mar, Chile, during May, the rain falls for 3.8 days and regularly aggregates up to 25mm (0.98") of precipitation.

What is the sea water temperature in May in Viña del Mar?

In Viña del Mar, Chile, in May, the average water temperature is 14.3°C (57.7°F). Swimming in 14.3°C (57.7°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Viña del Mar have in May?

The average length of the day in May in Viña del Mar is 10.4h.

How many hours of sunshine does Viña del Mar have in May?

The average sunshine in May in Viña del Mar, Chile, is 8.4h.

What are the months with the lowest UV index in Viña del Mar?

Months with the lowest UV index in Viña del Mar, Chile, are May through October, with an average maximum UV index of 4.

What is the UV index reading in May in Viña del Mar?

In May, the average daily maximum UV index in Viña del Mar, Chile, is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in May - Viña del Mar, Chile
  • Average high temperature in May: 18.9°C

The warmest months (with the highest average high temperature) are January and February (23.3°C).
The month with the lowest average high temperature is July (15.4°C).

  • Average low temperature in May: 11.5°C

The month with the highest average low temperature is January (14.7°C).
The coldest month (with the lowest average low temperature) is July (8.3°C).

Average pressure in May - Viña del Mar, Chile
  • Average pressure in May: 1017.6mbar

The month with the highest atmospheric pressure is July (1019.5mbar).
The month with the lowest atmospheric pressure is February (1014.4mbar).

Average wind speed in May - Viña del Mar, Chile
  • Average wind speed in May: 10.3km/h

The windiest month (with the highest average wind speed) is November (13.6km/h).
The calmest month (with the lowest average wind speed) is May (10.3km/h).

Average humidity in May - Viña del Mar, Chile
  • Average humidity in May: 68%

Months with the highest relative humidity are July, August and September (72%).
The month with the lowest relative humidity is April (66%).

Average rainfall in May - Viña del Mar, Chile
  • Average rainfall in May: 25mm

The wettest month (with the highest rainfall) is June (71mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in May - Viña del Mar, Chile
  • Average rainfall days in May: 3.8 days

The month with the highest number of rainy days is June (6.8 days).
The month with the least rainy days is February (0.3 days).

Average sea temperature in May - Viña del Mar, Chile
  • Average sea temperature in May: 14.3°C

The best month for swimming (with the highest average sea temperature) is February (17.9°C).
The coldest month (with the lowest average sea temperature) is July (13.1°C).

Average daylight in May / Average sunshine in May - Viña del Mar, Chile
  • Average daylight in May: 10.4h

The month with the longest days is December (Average daylight: 14.3h).
The month with the shortest days is June (Average daylight: 10h).

  • Average sunshine in May: 8.4h

The month with the most sunshine is February (Average sunshine: 9.9h).
The month with the least sunshine is June (Average sunshine: 8h).

Average sunshine days in May - Viña del Mar, Chile
  • Average sunshine days in May: 26.9 days

Months with the most sunshine days are January and March (30.3 days).
The month with the least sunshine days is June (22.7 days).

Average UV index in May - Viña del Mar, Chile
  • Average UV index in May: 4

Months with the highest UV index are January, February, March, April, November and December (UV index 5).
Months with the lowest UV index are May, June, July, August, September and October (UV index 4).

Average cloud cover in May - Viña del Mar, Chile
  • Average cloud cover in May: 25

The month with the most cloud cover is June (Cloud cover 28).
The month with the least cloud cover is February (Cloud cover 7).

Average visibility in May - Viña del Mar, Chile
  • Average visibility in May: 10km

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