Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
As October takes hold, the average high-temperature is a still tropical 33.8°C (92.8°F), nearly mirroring that of the previous month. During October, Petrolina witnesses a consistent average low-temperature of 22.4°C (72.3°F).Heat index
The average heat index in October is appraised at a sweltering 38°C (100.4°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.Heat index's context suggests values are appropriate for shady areas and slight breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.
Humidity
In October, the average relative humidity is 50%.Rainfall
In October, in Petrolina, the rain falls for 3.5 days. Throughout October, 18mm (0.71") of precipitation is accumulated. In Petrolina, during the entire year, the rain falls for 84.6 days and collects up to 295mm (11.61") of precipitation.Daylight
In October, the average length of the day in Petrolina, Brazil, is 12h and 19min.On the first day of October in Petrolina, sunrise is at 05:25 and sunset at 17:37. On the last day of the month, sunrise is at 05:12 and sunset at 17:38 -03.
Sunshine
The average sunshine in October is 8.6h.UV index
The months with the highest UV index are January through April, September through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.Note: In October, the maximum UV index of 7 suggests these recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. 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. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
How hot is it in Petrolina in October?
What is the average humidity in October in Petrolina?
How much does it rain in Petrolina in October?
How many hours of daylight does Petrolina have in October?
What time are sunrise and sunset in October in Petrolina?
How long on average sun shines in October in Petrolina?
What are the months with the highest UV index in Petrolina?
What is the UV index intensity in October in Petrolina?
Average temperature in October
Petrolina, Brazil
- Average high temperature in October: 33.8°C
The warmest month (with the highest average high temperature) is November (34.1°C).
The month with the lowest average high temperature is July (29.4°C).
- Average low temperature in October: 22.4°C
The month with the highest average low temperature is November (23.5°C).
The coldest month (with the lowest average low temperature) is August (18.9°C).
Average pressure in October
Petrolina, Brazil
- Average pressure in October: 1012.5mbar
The month with the highest atmospheric pressure is July (1017mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in October
Petrolina, Brazil
- Average wind speed in October: 22km/h
The windiest month (with the highest average wind speed) is September (23.1km/h).
The calmest month (with the lowest average wind speed) is March (14.2km/h).
Average humidity in October
Petrolina, Brazil
- Average humidity in October: 50%
The months with the highest relative humidity are April, May and June (65%).
The month with the lowest relative humidity is November (49%).
Average rainfall in October
Petrolina, Brazil
- Average rainfall in October: 18mm
The wettest month (with the highest rainfall) is December (56mm).
The driest months (with the least rainfall) are August and September (1mm).
Average rainfall days in October
Petrolina, Brazil
- Average rainfall days in October: 3.5 days
The month with the highest number of rainy days is March (14.5 days).
The month with the least rainy days is September (1.1 days).
Average daylight in October /
Average sunshine in October
Petrolina, Brazil
- Average daylight in October: 12h and 2min
The month with the longest days is December (Average daylight: 12h and 42min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in October: 8h and 4min
The month with the most sunshine is January (Average sunshine: 10h and 42min).
The month with the least sunshine is July (Average sunshine: 7h and 24min).
Average sunshine days in October
Petrolina, Brazil
- Average sunshine days in October: 26.2 days
The month with the most sunshine days is September (26.6 days).
The month with the least sunshine days is March (15.2 days).
Average UV index in October
Petrolina, Brazil
- Average UV index in October: 7
The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 6).
Average cloud cover in October
Petrolina, Brazil
- Average cloud cover in October: 25
The months with the most cloud cover are May and June (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 22).
Average visibility in October
Petrolina, Brazil
- Average visibility in October: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Petrolina, Brazil
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