January weather forecast
Viña del Mar, Chile

January

Weather in January

January in Viña del Mar, Chile, is the start of the year with summer vibes hitting the coast. Though January weather is quite similar to February, it welcomes you with a slightly warmer sea temperature at 17.5°C (63.5°F). This month features beautiful sunny days, few cloudy days, and an almost constant UV index, making it an excellent period for outdoor activities. The rainfall is practically non-existent, contributing to the dry and comfortable condition seen at the start of the year. The period sees wind gusts reaching up to 16.9km/h (10.5mph), providing a refreshing touch to the delightful summer.

Temperature

Viña del Mar sees the highest average temperatures during the months of January and February, peaking at 23.3°C (73.9°F).

Humidity

In Viña del Mar, the average relative humidity in January is 69%.

Rainfall

In Viña del Mar, rain does not fall in January and February.

Sea temperature

In Viña del Mar, in January, the average water temperature is 17.5°C (63.5°F).
Note: Swimming in water of 17.5°C (63.5°F) is not enjoyable for the majority of individuals. Breathing control becomes increasingly challenging as the temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in January is 14h and 2min.
On the first day of the month, sunrise is at 06:40 and sunset at 20:58. On the last day of January, sunrise is at 07:08 and sunset at 20:50 -03.

Sunshine

In Viña del Mar, the average sunshine in January is 9.8h.

UV index

The months with the highest UV index are January through April, November and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 5 in January leads to these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the warmest month?
Viña del Mar's warmest months, January and February, record an average high-temperature of 23.3°C (73.9°F).
What are January temperatures?
An average high-temperature, in January, in Viña del Mar, is 23.3°C (73.9°F) and the average low-temperature is 14.7°C (58.5°F).
What is the average humidity in January?
In January, the average relative humidity in Viña del Mar is 69%.
What is the driest month in Viña del Mar?
In Viña del Mar, rain does not fall in January and February.
Does it rain in January?
In January, it doesn't rain. December is the latest month when it rains.
What is the sea water temperature in January?
In Viña del Mar, the average seawater temperature in January is 17.5°C (63.5°F). Swimming in 17.5°C (63.5°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
What is the average length of the day in January?
The average day length in January is 14h and 2min.
When are sunrise and sunset in January?
On the first day of January in Viña del Mar, sunrise is at 06:40 and sunset at 20:58. On the last day of the month, sunrise is at 07:08 and sunset at 20:50 -03.
How many hours of sunshine does Viña del Mar have in January?
The average sunshine duration in January is 9.8h.
What are the months with the highest UV index?
The months with the highest UV index are January through April, November and December, with an average maximum UV index of 5.
What is the UV index reading in January?
The average daily maximum UV index in January is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January
Viña del Mar, Chile
  • Average high temperature in January: 23.3°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 January: 14.7°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 January
Viña del Mar, Chile
  • Average pressure in January: 1014.7mbar

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 January
Viña del Mar, Chile
  • Average wind speed in January: 11.9km/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 January
Viña del Mar, Chile
  • Average humidity in January: 69%

The 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 January
Viña del Mar, Chile
  • Average rainfall in January: 0mm

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 January
Viña del Mar, Chile
  • Average rainfall days in January: 0.6 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 January
Viña del Mar, Chile
  • Average sea temperature in January: 17.5°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 January /
Average sunshine in January
Viña del Mar, Chile
  • Average daylight in January: 14h and 0min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in January: 9h and 5min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 0min).

Average sunshine days in January
Viña del Mar, Chile
  • Average sunshine days in January: 30.3 days

The 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 January
Viña del Mar, Chile
  • Average UV index in January: 5

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

Average cloud cover in January
Viña del Mar, Chile
  • Average cloud cover in January: 10

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

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

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