September weather forecastMissi, Brazil
September
Weather in September
The first month of the spring, September, is still a tropical month in Missi, Brazil, with an average temperature ranging between min 23.5°C (74.3°F) and max 33.5°C (92.3°F).Temperature
The shift into September reveals an average high-temperature of a still hot 33.5°C (92.3°F), closely mirroring August's climate. Missi experiences an average temperature drop to a moderately hot 23.5°C (74.3°F) during September nights.Heat index
In September, the heat index is computed to be a scorching 42°C (107.6°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.
Humidity
The least humid month is September, with an average relative humidity of 64%.Rainfall
September is the month with the least rainfall. Rain falls for 2.6 days and accumulates 2mm (0.08") of precipitation.Daylight
In September, the average length of the day is 12h and 5min.On the first day of September in Missi, Brazil, sunrise is at 05:37 and sunset at 17:40. On the last day of the month, sunrise is at 05:24 and sunset at 17:33 -03.
Sunshine
In Missi, the average sunshine in September is 9.2h.UV index
January, February, May through December, with an average maximum UV index of 7, are months with the highest UV index in Missi, Brazil. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 7 in September interprets into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Missi, Brazil
- Average high temperature in September: 33.5°C
The warmest month (with the highest average high temperature) is October (33.7°C).
The month with the lowest average high temperature is April (30.3°C).
- Average low temperature in September: 23.5°C
The month with the highest average low temperature is December (24.7°C).
The coldest month (with the lowest average low temperature) is July (22.3°C).
Average pressure in September
Missi, Brazil
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is July (1013.7mbar).
The month with the lowest atmospheric pressure is November (1010.1mbar).
Average wind speed in September
Missi, Brazil
- Average wind speed in September: 20.8km/h
The windiest month (with the highest average wind speed) is September (20.8km/h).
The calmest month (with the lowest average wind speed) is April (10.9km/h).
Average humidity in September
Missi, Brazil
- Average humidity in September: 64%
The month with the highest relative humidity is April (84%).
The month with the lowest relative humidity is September (64%).
Average rainfall in September
Missi, Brazil
- Average rainfall in September: 2mm
The wettest month (with the highest rainfall) is March (175mm).
The driest month (with the least rainfall) is September (2mm).
Average rainfall days in September
Missi, Brazil
- Average rainfall days in September: 2.6 days
The month with the highest number of rainy days is March (28.3 days).
The month with the least rainy days is September (2.6 days).
Average daylight in September /
Average sunshine in September
Missi, Brazil
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).
- Average sunshine in September: 9h and 12min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is March (Average sunshine: 6h and 54min).
Average sunshine days in September
Missi, Brazil
- Average sunshine days in September: 25 days
The month with the most sunshine days is September (25 days).
The month with the least sunshine days is April (0.9 days).
Average UV index in September
Missi, Brazil
- Average UV index in September: 7
The months with the highest UV index are January, February, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are March and April (UV index 6).
Average cloud cover in September
Missi, Brazil
- Average cloud cover in September: 20
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Missi, Brazil
- Average visibility in September: 10km
The months with the highest visibility are January, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are February, March, April and May (9km).
