January weather forecastIlópolis, Brazil
January
Weather in January
January, the same as December, is another warm summer month in Ilópolis, Brazil, with an average temperature varying between 29.5°C (85.1°F) and 18.5°C (65.3°F).Temperature
The initiation of January sees an average high-temperature of a still warm 29.5°C (85.1°F), showing minor variations from the previous month. Ilópolis records an average low of 18.5°C (65.3°F) throughout the nights in January.Heat index
In January, the average heat index is calculated to be a torrid 36°C (96.8°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.In reference to the heat index, it's for places in shade and with a slight wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
The average relative humidity in January in Ilópolis, Brazil, is 79%.Rainfall
In Ilópolis, in January, it is raining for 18.6 days, with typically 91mm (3.58") of accumulated precipitation. Throughout the year, there are 169.4 rainfall days, and 977mm (38.46") of precipitation is accumulated.Daylight
In January, the average length of the day in Ilópolis, Brazil, is 13h and 44min.On the first day of the month, sunrise is at 05:33 and sunset at 19:30. On the last day of January, sunrise is at 05:57 and sunset at 19:25 -03.
Sunshine
The average sunshine in January in Ilópolis is 8.4h.UV index
The months with the highest UV index are January through March, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: In January, the maximum UV index of 6 suggests these recommendations:
Shield from overexposure. Defense against sun-related harm is required. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Ilópolis, Brazil
- Average high temperature in January: 29.5°C
The warmest month (with the highest average high temperature) is February (29.7°C).
The month with the lowest average high temperature is July (18.2°C).
- Average low temperature in January: 18.5°C
The month with the highest average low temperature is January (18.5°C).
The coldest month (with the lowest average low temperature) is July (9.2°C).
Average pressure in January
Ilópolis, Brazil
- Average pressure in January: 1012.2mbar
The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is December (1011.3mbar).
Average wind speed in January
Ilópolis, Brazil
- Average wind speed in January: 8.7km/h
The windiest month (with the highest average wind speed) is August (10.5km/h).
The calmest month (with the lowest average wind speed) is April (8.5km/h).
Average humidity in January
Ilópolis, Brazil
- Average humidity in January: 79%
The months with the highest relative humidity are May, June and July (85%).
The month with the lowest relative humidity is December (77%).
Average rainfall in January
Ilópolis, Brazil
- Average rainfall in January: 91mm
The wettest month (with the highest rainfall) is October (115mm).
The driest month (with the least rainfall) is April (55mm).
Average rainfall days in January
Ilópolis, Brazil
- Average rainfall days in January: 18.6 days
The month with the highest number of rainy days is January (18.6 days).
The month with the least rainy days is August (11.2 days).
Average daylight in January /
Average sunshine in January
Ilópolis, Brazil
- Average daylight in January: 13h and 42min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in January: 8h and 24min
The month with the most sunshine is December (Average sunshine: 8h and 30min).
The month with the least sunshine is September (Average sunshine: 7h and 0min).
Average sunshine days in January
Ilópolis, Brazil
- Average sunshine days in January: 10.8 days
The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is February (10.1 days).
Average UV index in January
Ilópolis, Brazil
- Average UV index in January: 6
The months with the highest UV index are January, February, March, November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in January
Ilópolis, Brazil
- Average cloud cover in January: 39
The month with the most cloud cover is September (Cloud cover 43).
The month with the least cloud cover is November (Cloud cover 35).
Average visibility in January
Ilópolis, Brazil
- Average visibility in January: 8km
The month with the highest visibility is June (9km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (8km).





