May weather forecast
Puerto Montt, Chile

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Weather in May

With the advent of May, Puerto Montt enters the realm of true autumn. The arrival of considerably brisk weather, concurrent with the city's changing landscape, dominates this time of the year. On average, the city experiences the heaviest rainfall for the year during this month, with up to 157mm (6.18") of rainfall. Despite 18.3 days of showers, May still attracts tourists for its late-autumn ambiance. The slightly lowered daylight hours continue to mark the transition towards the cooler half of the year.

Temperature

During May, Puerto Montt observes a subtle ascent to a fresh 12.4°C (54.3°F) from April's 15.1°C (59.2°F) in the average high-temperature. May nights witness a mild cool down to an average low of 7.7°C (45.9°F).

Humidity

The months with the highest humidity are May through August, with an average relative humidity of 87%.

Rainfall

In May, the rain falls for 18.3 days. Throughout May, 157mm (6.18") of precipitation is accumulated. In Puerto Montt, during the entire year, the rain falls for 194.3 days and collects up to 1256mm (49.45") of precipitation.

Sea temperature

In May, the average sea temperature in Puerto Montt is 11.2°C (52.2°F).
Note: Engaging in a swim in 11.2°C (52.2°F) can threaten life. Brief exposure to 13°C (55.4°F) waters is uneasy, and submersion below 10°C (50°F) can lead to cold shock and disrupted breathing patterns, varying by individual.

Daylight

In May, the average length of the day in Puerto Montt is 9h and 48min.
On the first day of May, sunrise is at 07:40 and sunset at 17:57. On the last day of the month, sunrise is at 08:08 and sunset at 17:30 -04.

Sunshine

In Puerto Montt, the average sunshine in May is 5.2h.

UV index

In May, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In May, a regular UV index of 3 translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us

Frequently asked questions

What is the temperature in May in Puerto Montt?

The high-temperature, in May, in Puerto Montt, records 12.4°C (54.3°F), while the low-temperature is 7.7°C (45.9°F).

What is the most humid month in Puerto Montt?

May through August, with an average relative humidity of 87%, are most humid months in Puerto Montt.

What is the average humidity in May in Puerto Montt?

In Puerto Montt, Chile, the average relative humidity in May is 87%.

How much does it rain in Puerto Montt in May?

In May, in Puerto Montt, Chile, the rain falls for 18.3 days. Throughout May, 157mm (6.18") of precipitation is accumulated.

How cold is the water in May in Puerto Montt?

In May, the average sea temperature in Puerto Montt, Chile, is 11.2°C (52.2°F). Swimming in 11.2°C (52.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Puerto Montt have in May?

The average day length in May is 9h and 48min.

What time are sunrise and sunset in May in Puerto Montt?

On the first day of May in Puerto Montt, Chile, sunrise is at 07:40 and sunset at 17:57. On the last day of the month, sunrise is at 08:08 and sunset at 17:30 -04.

How long on average sun shines in May in Puerto Montt?

In Puerto Montt, the average sunshine duration in May is 5.2h.

How high is the UV index in May in Puerto Montt?

The average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.

Average temperature in May
Puerto Montt, Chile

Average temperature in May - Puerto Montt, Chile
  • Average high temperature in May: 12.4°C

The warmest month (with the highest average high temperature) is January (19.3°C).
The month with the lowest average high temperature is July (9.4°C).

  • Average low temperature in May: 7.7°C

The month with the highest average low temperature is February (10.7°C).
The coldest month (with the lowest average low temperature) is July (4.8°C).

Average pressure in May
Puerto Montt, Chile

Average pressure in May - Puerto Montt, Chile
  • Average pressure in May: 1016.5mbar

The month with the highest atmospheric pressure is September (1019.3mbar).
The month with the lowest atmospheric pressure is February (1015.6mbar).

Average wind speed in May
Puerto Montt, Chile

Average wind speed in May - Puerto Montt, Chile
  • Average wind speed in May: 11.9km/h

The windiest months (with the highest average wind speed) are July and August (13.3km/h).
The calmest month (with the lowest average wind speed) is April (10.1km/h).

Average humidity in May
Puerto Montt, Chile

Average humidity in May - Puerto Montt, Chile
  • Average humidity in May: 87%

The months with the highest relative humidity are May, June, July and August (87%).
The month with the lowest relative humidity is January (77%).

Average rainfall in May
Puerto Montt, Chile

Average rainfall in May - Puerto Montt, Chile
  • Average rainfall in May: 157mm

The wettest month (with the highest rainfall) is June (178mm).
The driest month (with the least rainfall) is January (42mm).

Average rainfall days in May
Puerto Montt, Chile

Average rainfall days in May - Puerto Montt, Chile
  • Average rainfall days in May: 18.3 days

The month with the highest number of rainy days is August (21.7 days).
The month with the least rainy days is February (10.2 days).

Average sea temperature in May
Puerto Montt, Chile

Average sea temperature in May - Puerto Montt, Chile
  • Average sea temperature in May: 11.2°C

The best months for swimming (with the highest average sea temperature) are January and February (14°C).
The coldest months (with the lowest average sea temperature) are July and August (10.4°C).

Average daylight in May /
Average sunshine in May
Puerto Montt, Chile

Average daylight in May / Average sunshine in May - Puerto Montt, Chile
  • Average daylight in May: 9h 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 12min).

  • Average sunshine in May: 5h and 1min

The month with the most sunshine is January (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 3h and 54min).

Average sunshine days in May
Puerto Montt, Chile

Average sunshine days in May - Puerto Montt, Chile
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is August (8.7 days).

Average UV index in May
Puerto Montt, Chile

Average UV index in May - Puerto Montt, Chile
  • Average UV index in May: 3

The month with the highest UV index is February (UV index 5).
The months with the lowest UV index are June, July and September (UV index 2).

Average cloud cover in May
Puerto Montt, Chile

Average cloud cover in May - Puerto Montt, Chile
  • Average cloud cover in May: 55

The month with the most cloud cover is June (Cloud cover 60).
The month with the least cloud cover is January (Cloud cover 36).

Average visibility in May
Puerto Montt, Chile

Average visibility in May - Puerto Montt, Chile
  • Average visibility in May: 9km

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

Puerto Montt, Chile

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