Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September is the warmest month, with the temperature often reaching an average high of 27.4°C (81.3°F) and an average low of 15.2°C (59.4°F).Heat index
The heat index for September is evaluated at 29°C (84.2°F). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Humidity
September is the least humid month in São Joaquim de Bicas, with an average relative humidity of 66%.Rainfall
In São Joaquim de Bicas, during September, the rain falls for 9.9 days and regularly aggregates up to 39mm (1.54") of precipitation. In São Joaquim de Bicas, during the entire year, the rain falls for 214.7 days and collects up to 1349mm (53.11") of precipitation.Daylight
The average length of the day in September in São Joaquim de Bicas is 11h and 59min.On the first day of the month, sunrise is at 06:04 and sunset at 17:48. On the last day of September, sunrise is at 05:38 and sunset at 17:55 -03.
Sunshine
The months with the most sunshine are August and September, with an average of 9.2h of sunshine.UV index
The months with the highest UV index in São Joaquim de Bicas are August, September and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 6 in September translates into these instructions:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the warmest month in São Joaquim de Bicas?
What is the usual temperature for São Joaquim de Bicas in September?
What is the least humid month in São Joaquim de Bicas?
What is the average humidity in September in São Joaquim de Bicas?
How much does it rain in São Joaquim de Bicas in September?
How many hours of daylight does São Joaquim de Bicas have in September?
What time are sunrise and sunset in September in São Joaquim de Bicas?
What is the month with the most sunshine in São Joaquim de Bicas?
How long on average sun shines in September in São Joaquim de Bicas?
What is the month with the highest UV index in São Joaquim de Bicas?
How high is the UV index in September in São Joaquim de Bicas?
Average temperature in September
São Joaquim de Bicas, Brazil
- Average high temperature in September: 27.4°C
The warmest month (with the highest average high temperature) is September (27.4°C).
The month with the lowest average high temperature is June (22.7°C).
- Average low temperature in September: 15.2°C
The month with the highest average low temperature is December (18.3°C).
The coldest month (with the lowest average low temperature) is July (12.9°C).
Average pressure in September
São Joaquim de Bicas, Brazil
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).
Average wind speed in September
São Joaquim de Bicas, Brazil
- Average wind speed in September: 9.3km/h
The windiest month (with the highest average wind speed) is September (9.3km/h).
The calmest months (with the lowest average wind speed) are March and April (6.7km/h).
Average humidity in September
São Joaquim de Bicas, Brazil
- Average humidity in September: 66%
The months with the highest relative humidity are March and April (87%).
The month with the lowest relative humidity is September (66%).
Average rainfall in September
São Joaquim de Bicas, Brazil
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is December (239mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in September
São Joaquim de Bicas, Brazil
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is December (29.2 days).
The month with the least rainy days is August (4.8 days).
Average daylight in September /
Average sunshine in September
São Joaquim de Bicas, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are August and September (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in September
São Joaquim de Bicas, Brazil
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is August (24.9 days).
The month with the least sunshine days is December (1.5 days).
Average UV index in September
São Joaquim de Bicas, Brazil
- Average UV index in September: 6
The months with the highest UV index are August, September and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, October and November (UV index 5).
Average cloud cover in September
São Joaquim de Bicas, Brazil
- Average cloud cover in September: 26
The months with the most cloud cover are March and December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
São Joaquim de Bicas, Brazil
- Average visibility in September: 9km
The months with the highest visibility are August, September and October (9km).
The months with the lowest visibility are January, February, March, April, May, June, November and December (7km).
São Joaquim de Bicas, Brazil
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