October weather forecastColares, Brazil
October
Weather in October
October, like September, is another hot spring month in Colares, Brazil, with temperature in the range of an average low of 25°C (77°F) and an average high of 31.5°C (88.7°F).Temperature
The temperatures reach their highest averages in October, with highs of 31.5°C (88.7°F) and lows of 25°C (77°F).Heat index
The heat index value during October is calculated to be a scorching 41°C (105.8°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.
Humidity
The months with the lowest humidity in Colares, Brazil, are October and November, with an average relative humidity of 76%.Rainfall
October is the month with the least rainfall. Rain falls for 18.8 days and accumulates 41mm (1.61") of precipitation.Daylight
In October, the average length of the day in Colares, Brazil, is 12h and 8min.On the first day of October in Colares, Brazil, sunrise is at 05:58 and sunset at 18:06. On the last day of the month, sunrise is at 05:52 and sunset at 18:01 -03.
Sunshine
October has the most sunshine of the year, with an average of 10.4h of sunshine.UV index
The months with the highest UV index in Colares are January, June through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In October, the average maximum UV index of 7 translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Colares, Brazil
- Average high temperature in October: 31.5°C
The warmest month (with the highest average high temperature) is October (31.5°C).
The month with the lowest average high temperature is March (28.7°C).
- Average low temperature in October: 25°C
The month with the highest average low temperature is November (25.3°C).
The coldest month (with the lowest average low temperature) is July (23.9°C).
Average pressure in October
Colares, Brazil
- Average pressure in October: 1010.3mbar
The month with the highest atmospheric pressure is July (1012.7mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in October
Colares, Brazil
- Average wind speed in October: 14.6km/h
The windiest month (with the highest average wind speed) is November (14.7km/h).
The calmest month (with the lowest average wind speed) is May (9.9km/h).
Average humidity in October
Colares, Brazil
- Average humidity in October: 76%
The month with the highest relative humidity is April (87%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in October
Colares, Brazil
- Average rainfall in October: 41mm
The wettest month (with the highest rainfall) is March (359mm).
The driest month (with the least rainfall) is October (41mm).
Average rainfall days in October
Colares, Brazil
- Average rainfall days in October: 18.8 days
The month with the highest number of rainy days is March (30.7 days).
The months with the least rainy days are October and November (18.8 days).
Average daylight in October /
Average sunshine in October
Colares, Brazil
- Average daylight in October: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).
- Average sunshine in October: 10h and 24min
The month with the most sunshine is October (Average sunshine: 10h and 24min).
The months with the least sunshine are February and April (Average sunshine: 6h and 48min).
Average sunshine days in October
Colares, Brazil
- Average sunshine days in October: 8.8 days
The month with the most sunshine days is October (8.8 days).
The months with the least sunshine days are February, March and April (0.2 days).
Average UV index in October
Colares, Brazil
- Average UV index in October: 7
The months with the highest UV index are January, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are February, March, April and May (UV index 6).
Average cloud cover in October
Colares, Brazil
- Average cloud cover in October: 31
The month with the most cloud cover is April (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 26).
Average visibility in October
Colares, Brazil
- Average visibility in October: 10km
The months with the highest visibility are August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June and July (9km).





