October weather forecastJaciara, Brazil

Weather in October

October, the same as September, is another fiery hot spring month in Jaciara, Brazil, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 35°C (95°F).

Temperature

The transition from September to October brings an average high-temperature of a still very hot 35°C (95°F), barely different from September's 36.5°C (97.7°F). Jaciara records a pronounced decline from the day's peak to an average nighttime low-temperature of 23°C (73.4°F) throughout October.

Heat index

The heat index for October is computed to be a burning hot 46°C (114.8°F). Guard: Heat exhaustion and heat cramps are foreseeable. Prolonged effort may bring about heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In Jaciara, the average relative humidity in October is 61%.

Rainfall

In Jaciara, in October, during 18.1 rainfall days, 73mm (2.87") of precipitation is typically accumulated. Throughout the year, in Jaciara, there are 180 rainfall days, and 830mm (32.68") of precipitation is accumulated.

Daylight

In October, the average length of the day is 12h and 28min.
On the first day of October in Jaciara, Brazil, sunrise is at 05:21 and sunset at 17:36. On the last day of the month, sunrise is at 05:02 and sunset at 17:44 -04.

Sunshine

In October, the average sunshine is 8.9h.

UV index

August through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In October, the maximum UV index of 7 transforms into these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.