January weather forecastConstitución, Chile

January

Weather in January

In Constitución, Chile, the onset of a new year brings in dry, pleasant weather, making January an ideal time for outdoor activities. This changing weather is mainly due to slight temperature fluctuations between December and January. A notable characteristic this month is the low rainfall, with a mere 1mm (0.04") recorded. Additionally, the length of the day steadily decreases, with shorter periods of daylight hinting towards the atmospheric changes to come. As the city welcomes the year, the UV index remains moderately high and should be considered when planning daytime activities.

Temperature

Constitución experiences the peak of its temperatures in January and February, when the average high-temperatures rise to 21.8°C (71.2°F).

Humidity

The months with the lowest humidity are January and March, with an average relative humidity of 70%.

Rainfall

January and February are months with the least rain in Constitución when the rain falls for 1.3 days and typically aggregates up to 1mm (0.04") of rain.

Sea temperature

In Constitución, in January, the average water temperature is 16°C (60.8°F).
Note: For most people, swimming in water at 16°C (60.8°F) is not a pleasurable experience. Breathing control gets harder as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Constitución, the average length of the day in January is 14h and 13min.
On the first day of January in Constitución, sunrise is at 06:38 and sunset at 21:07. On the last day of the month, sunrise is at 07:07 and sunset at 20:58 -03.

Sunshine

The month with the most sunshine is January, with an average of 11.7h of sunshine.

UV index

January through April, November and December, with an average maximum UV index of 5, are months with the highest UV index in Constitución. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during January translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Constitución, the months of January and February are known for the peak temperatures, reaching an average high of 21.8°C (71.2°F).

The average high-temperature, in January, in Constitución, is 21.8°C (71.2°F), while the average low-temperature is 14.5°C (58.1°F).

The months with the lowest humidity in Constitución, Chile, are January and March, with an average relative humidity of 70%.

In Constitución, Chile, the average relative humidity in January is 70%.

The months with the least rainfall are January and February Rain falls for 1.3 days and accumulates 1mm (0.04") of rain.

In January, in Constitución, Chile, the rain falls for 1.3 days. Throughout January, 1mm (0.04") of precipitation is accumulated.

In January, the average sea temperature in Constitución, Chile, is 16°C (60.8°F). Swimming in 16°C (60.8°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

In January, the average day length is 14h and 13min.

In January, on the first day of the month, sunrise is at 06:38 and sunset at 21:07. On the last day of the month, in Constitución, sunrise is at 07:07 and sunset at 20:58 -03.

January has the most sunshine of the year, with an average of 11.7h of sunshine.

In January, the average sunshine duration in Constitución, Chile, is 11.7h.

The months with the highest UV index in Constitución are January through April, November and December, with an average maximum UV index of 5.

In Constitución, Chile, the average daily maximum UV index in January is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

20°C

21.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

18.9km/h

18.5km/h

17.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

1.5

1.3

0.9

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

28.9

29.2

26.7

Average UV index

Average cloud cover

11%

Average visibility

10km

Average temperature in January
Constitución, Chile

Average high temperature in January: 21.8°C

The warmest months (with the highest average high temperature) are January and February (21.8°C).
The month with the lowest average high temperature is July (12.8°C).

Average low temperature in January: 14.5°C

The month with the highest average low temperature is January (14.5°C).
The coldest month (with the lowest average low temperature) is July (8.2°C).

Average pressure in January
Constitución, Chile

Average pressure in January: 1014.1mbar

The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is February (1013.9mbar).

Average wind speed in January
Constitución, Chile

Average wind speed in January: 17km/h

The windiest month (with the highest average wind speed) is November (17.6km/h).
The calmest month (with the lowest average wind speed) is May (13km/h).

Average humidity in January
Constitución, Chile

Average humidity in January: 70%

The months with the highest relative humidity are June, July and August (78%).
The months with the lowest relative humidity are January and March (70%).

Average rainfall in January
Constitución, Chile

Average rainfall in January: 1mm

The wettest month (with the highest rainfall) is June (106mm).
The driest months (with the least rainfall) are January and February (1mm).

Average rainfall days in January
Constitución, Chile

Average rainfall days in January: 1.3 days

The month with the highest number of rainy days is June (11.3 days).
The month with the least rainy days is February (0.9 days).

Average sea temperature in January
Constitución, Chile

Average sea temperature in January: 16°C

The best month for swimming (with the highest average sea temperature) is March (16.4°C).
The coldest months (with the lowest average sea temperature) are August and September (12.8°C).

Average daylight in January /
Average sunshine in January
Constitución, Chile

Average daylight in January: 14h and 12min

The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 48min).

Average sunshine in January: 11h and 42min

The month with the most sunshine is January (Average sunshine: 11h and 42min).
The month with the least sunshine is June (Average sunshine: 7h and 30min).

Average sunshine days in January
Constitución, Chile

Average sunshine days in January: 29.2 days

The month with the most sunshine days is March (29.5 days).
The month with the least sunshine days is June (18 days).

Average UV index in January
Constitución, 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 June and July (UV index 3).

Average cloud cover in January
Constitución, Chile

Average cloud cover in January: 9

The month with the most cloud cover is June (Cloud cover 36).
The month with the least cloud cover is February (Cloud cover 8).

Average visibility in January
Constitución, Chile

Average visibility in January: 10km

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