January weather forecast
Aldea San Juan, Argentina

January, the same as December, in Aldea San Juan, Argentina, is another tropical summer month, with an average temperature fluctuating between 18.9°C (66°F) and 33.3°C (91.9°F).

Temperature

January tends to be the warmest month, with temperatures averaging a daily high of 33.3°C (91.9°F) and a low of 18.9°C (66°F).

Heat index

The heat index value during January is appraised at a fiery hot 39°C (102.2°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

The least humid month is January, with an average relative humidity of 55%.

Rainfall

In January, in Aldea San Juan, the rain falls for 9.5 days. Throughout January, 65mm (2.56") of precipitation is accumulated. Throughout the year, there are 116.9 rainfall days, and 707mm (27.83") of precipitation is accumulated.

Daylight

In January, the average length of the day is 14h and 1min.
On the first day of the month, sunrise is at 05:50 and sunset at 20:06. On the last day of January, sunrise is at 06:17 and sunset at 19:59 -03.

Sunshine

The average sunshine in January is 9.8h.

UV index

The months with the highest UV index in Aldea San Juan, Argentina, are January through March, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in January, converts into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.