October weather forecast
Santana do Ipanema, Brazil

October is a hot spring month in Santana do Ipanema, Brazil, with an average temperature ranging between max 32.2°C (90°F) and min 20.6°C (69.1°F).

Temperature

As Santana do Ipanema transitions into October, the average high-temperature stands at a hot 32.2°C (90°F), offering little variation from the preceding month. An average temperature of 20.6°C (69.1°F) is recorded in Santana do Ipanema, Brazil, during the nights in October.

Heat index

The heat index value during October is evaluated at a blistering 40°C (104°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In October, the average relative humidity is 66%.

Rainfall

In Santana do Ipanema, Brazil, in October, during 6.6 rainfall days, 12mm (0.47") of precipitation is typically accumulated. In Santana do Ipanema, during the entire year, the rain falls for 130.4 days and collects up to 289mm (11.38") of precipitation.

Daylight

The average length of the day in October is 12h and 19min.
On the first day of the month, sunrise is at 05:12 and sunset at 17:24. On the last day of October, sunrise is at 04:59 and sunset at 17:25 -03.

Sunshine

The average sunshine in October is 8.3h.

UV index

January through March, October through December, with an average maximum UV index of 7, are months with the highest UV index in Santana do Ipanema. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In October, the UV index of 7 transforms into the following advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.