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
October
Weather in October
Temperature
The arrival of October records an average high-temperature of a still warm 27.5°C (81.5°F), closely related to the 26°C (78.8°F) observed in September. An average minimum temperature of 19.3°C (66.7°F) is recorded during the month of October.Heat index
October's heat index is calculated to be a tropical 31°C (87.8°F). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Humidity
The average relative humidity in October is 79%.Rainfall
In Nilópolis, in October, it is raining for 19.7 days, with typically 71mm (2.8") of accumulated precipitation. In Nilópolis, during the entire year, the rain falls for 220.6 days and collects up to 991mm (39.02") of precipitation.Daylight
In Nilópolis, the average length of the day in October is 12h and 38min.On the first day of October, sunrise is at 05:33 and sunset at 17:52. On the last day of the month, sunrise is at 05:08 and sunset at 18:05 -03.
Sunshine
In October, the average sunshine is 7.1h.UV index
In October, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 6 in October leads to these guidelines:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Nilópolis in October?
What is the average humidity in October?
How much does it rain in October?
What is the average length of the day in October?
When are sunrise and sunset in October?
How many hours of sunshine does Nilópolis have in October?
What is the UV index reading in October in Nilópolis?
Average temperature in October
Nilópolis, Brazil
- Average high temperature in October: 27.5°C
The warmest month (with the highest average high temperature) is February (30.3°C).
The month with the lowest average high temperature is July (24°C).
- Average low temperature in October: 19.3°C
The month with the highest average low temperature is January (21.6°C).
The coldest month (with the lowest average low temperature) is August (16.1°C).
Average pressure in October
Nilópolis, Brazil
- Average pressure in October: 1015.2mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).
Average wind speed in October
Nilópolis, Brazil
- Average wind speed in October: 7.6km/h
The windiest month (with the highest average wind speed) is September (7.8km/h).
The calmest month (with the lowest average wind speed) is March (6km/h).
Average humidity in October
Nilópolis, Brazil
- Average humidity in October: 79%
The months with the highest relative humidity are March and April (84%).
The month with the lowest relative humidity is August (77%).
Average rainfall in October
Nilópolis, Brazil
- Average rainfall in October: 71mm
The wettest month (with the highest rainfall) is January (148mm).
The driest month (with the least rainfall) is June (29mm).
Average rainfall days in October
Nilópolis, Brazil
- Average rainfall days in October: 19.7 days
The month with the highest number of rainy days is December (25.7 days).
The month with the least rainy days is August (10.8 days).
Average daylight in October /
Average sunshine in October
Nilópolis, Brazil
- Average daylight in October: 12h and 4min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in October: 7h and 1min
The month with the most sunshine is February (Average sunshine: 8h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).
Average sunshine days in October
Nilópolis, Brazil
- Average sunshine days in October: 9.8 days
The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is December (3.9 days).
Average UV index in October
Nilópolis, Brazil
- Average UV index in October: 6
The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are April, May, July and September (UV index 5).
Average cloud cover in October
Nilópolis, Brazil
- Average cloud cover in October: 48
The month with the most cloud cover is November (Cloud cover 55).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in October
Nilópolis, Brazil
- Average visibility in October: 9km
The months with the highest visibility are February, June, July, August, September and October (9km).
The months with the lowest visibility are January, March, April, May, November and December (8km).
