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
Transitioning from September to October, Iguaí observes an average high-temperature of a still warm 27.3°C (81.1°F), differing subtly from the previous month. During October, Iguaí records a consistent average nighttime temperature of 18.1°C (64.6°F).Heat index
The heat index for October is estimated at a hot 30°C (86°F). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. 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 are primarily vital for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
The average relative humidity in October in Iguaí is 80%.Rainfall
In October, the rain falls for 20.5 days. Throughout October, 74mm (2.91") of precipitation is accumulated. In Iguaí, during the entire year, the rain falls for 240.1 days and collects up to 793mm (31.22") of precipitation.Daylight
The average length of the day in October in Iguaí, Brazil, is 12h and 26min.On the first day of the month, sunrise is at 05:22 and sunset at 17:37. On the last day of October, in Iguaí, Brazil, sunrise is at 05:04 and sunset at 17:43 -03.
Sunshine
In October, the average sunshine in Iguaí is 6.1h.UV index
January through April, September through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 6 in October translates into the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What are the temperatures in Iguaí in October?
What is the average humidity in October in Iguaí?
How much does it rain in Iguaí in October?
How many hours of daylight does Iguaí have in October?
When is the sunrise / sunset in October in Iguaí?
How long on average sun shines in October in Iguaí?
What are the months with the highest UV index in Iguaí?
What is the UV index reading in October in Iguaí?
Average temperature in October
Iguaí, Brazil
- Average high temperature in October: 27.3°C
The warmest month (with the highest average high temperature) is February (28.1°C).
The month with the lowest average high temperature is July (23.5°C).
- Average low temperature in October: 18.1°C
The month with the highest average low temperature is March (18.8°C).
The coldest month (with the lowest average low temperature) is August (15.4°C).
Average pressure in October
Iguaí, Brazil
- Average pressure in October: 1015.2mbar
The month with the highest atmospheric pressure is July (1019.8mbar).
The month with the lowest atmospheric pressure is December (1013.2mbar).
Average wind speed in October
Iguaí, Brazil
- Average wind speed in October: 9.9km/h
The windiest month (with the highest average wind speed) is September (10.2km/h).
The calmest month (with the lowest average wind speed) is March (7.1km/h).
Average humidity in October
Iguaí, Brazil
- Average humidity in October: 80%
The months with the highest relative humidity are April and May (86%).
The month with the lowest relative humidity is September (78%).
Average rainfall in October
Iguaí, Brazil
- Average rainfall in October: 74mm
The wettest month (with the highest rainfall) is March (137mm).
The driest month (with the least rainfall) is August (15mm).
Average rainfall days in October
Iguaí, Brazil
- Average rainfall days in October: 20.5 days
The month with the highest number of rainy days is January (24.6 days).
The month with the least rainy days is September (14.5 days).
Average daylight in October /
Average sunshine in October
Iguaí, Brazil
- Average daylight in October: 12h and 2min
The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 18min).
- Average sunshine in October: 6h and 1min
The month with the most sunshine is February (Average sunshine: 8h and 0min).
The month with the least sunshine is July (Average sunshine: 5h and 18min).
Average sunshine days in October
Iguaí, Brazil
- Average sunshine days in October: 5.8 days
The month with the most sunshine days is September (10.1 days).
The month with the least sunshine days is February (3.7 days).
Average UV index in October
Iguaí, Brazil
- Average UV index in October: 6
The months with the highest UV index are January, February, March, April, September, October, November and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 5).
Average cloud cover in October
Iguaí, Brazil
- Average cloud cover in October: 61
The months with the most cloud cover are April and November (Cloud cover 67).
The month with the least cloud cover is September (Cloud cover 55).
Average visibility in October
Iguaí, Brazil
- Average visibility in October: 8km
The months with the highest visibility are September and October (8km).
The months with the lowest visibility are January, February, March, April, May and December (6km).
Iguaí, Brazil
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