January weather forecastBertópolis, Brazil

January

Weather in January

January is a hot summer month in Bertópolis, Brazil, with an average temperature ranging between min 20.6°C (69.1°F) and max 30.4°C (86.7°F).

Temperature

January observes an average high-temperature of a tropical 30.4°C (86.7°F), marking an insignificant difference from December's 29.6°C (85.3°F). During January, the nighttime temperature in Bertópolis averages of 20.6°C (69.1°F).

Heat index

The heat index for January is evaluated at a very hot 39°C (102.2°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

In Bertópolis, the average relative humidity in January is 81%.

Rainfall

In Bertópolis, during January, the rain falls for 21.8 days and regularly aggregates up to 97mm (3.82") of precipitation. In Bertópolis, during the entire year, the rain falls for 235.6 days and collects up to 801mm (31.54") of precipitation.

Daylight

The average length of the day in January is 13h and 1min.
On the first day of the month, sunrise is at 05:11 and sunset at 18:19. On the last day of January, sunrise is at 05:29 and sunset at 18:21 -03.

Sunshine

The average sunshine in January in Bertópolis is 8h.

UV index

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index in Bertópolis, Brazil. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 in January translates into these instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature and low-temperature in Bertópolis during January are 30.4°C (86.7°F) and 20.6°C (69.1°F) respectively. In January, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is evaluated at 39°C (102.2°F).

The average relative humidity in January is 81%.

In Bertópolis, Brazil, in January, it is raining for 21.8 days, with typically 97mm (3.82") of accumulated precipitation.

The average day length in January is 13h and 1min.

On the first day of January in Bertópolis, sunrise is at 05:11 and sunset at 18:19. On the last day of the month, sunrise is at 05:29 and sunset at 18:21 -03.

In Bertópolis, Brazil, the average sunshine duration in January is 8h.

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index in Bertópolis.

In Bertópolis, Brazil, the average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Dec

January

Feb

Average high temperature

29.6°C

30.4°C

30.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.9km/h

9.5km/h

8.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

5.7

6.4

5.4

Average UV index

Average cloud cover

56%

50%

Average visibility

7km

Average temperature in January
Bertópolis, Brazil

Average high temperature in January: 30.4°C

The warmest month (with the highest average high temperature) is February (30.9°C).
The month with the lowest average high temperature is July (25.8°C).

Average low temperature in January: 20.6°C

The months with the highest average low temperature are January, February and March (20.6°C).
The coldest month (with the lowest average low temperature) is July (16.8°C).

Average pressure in January
Bertópolis, Brazil

Average pressure in January: 1013.9mbar

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1012.8mbar).

Average wind speed in January
Bertópolis, Brazil

Average wind speed in January: 8.4km/h

The windiest month (with the highest average wind speed) is October (10.5km/h).
The calmest month (with the lowest average wind speed) is May (7.2km/h).

Average humidity in January
Bertópolis, Brazil

Average humidity in January: 81%

The month with the highest relative humidity is April (85%).
The month with the lowest relative humidity is September (74%).

Average rainfall in January
Bertópolis, Brazil

Average rainfall in January: 97mm

The wettest month (with the highest rainfall) is December (148mm).
The driest month (with the least rainfall) is September (18mm).

Average rainfall days in January
Bertópolis, Brazil

Average rainfall days in January: 21.8 days

The month with the highest number of rainy days is December (23.9 days).
The month with the least rainy days is September (13.8 days).

Average daylight in January /
Average sunshine in January
Bertópolis, Brazil

Average daylight in January: 13h and 0min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 6min).

Average sunshine in January: 8h and 0min

The month with the most sunshine is February (Average sunshine: 8h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 36min).

Average sunshine days in January
Bertópolis, Brazil

Average sunshine days in January: 6.4 days

The month with the most sunshine days is September (12.2 days).
The month with the least sunshine days is November (5.1 days).

Average UV index in January
Bertópolis, Brazil

Average UV index in January: 6

The months with the highest UV index are January, February, March, April, May, June, August, September, October, November and December (UV index 6).
The month with the lowest UV index is July (UV index 5).

Average cloud cover in January
Bertópolis, Brazil

Average cloud cover in January: 50

The months with the most cloud cover are April and November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 46).

Average visibility in January
Bertópolis, Brazil

Average visibility in January: 7km

The month with the highest visibility is September (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (7km).