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
September
Weather in September
Temperature
Florestópolis's average high-temperature in September is a still warm 28.1°C (82.6°F), marking an insignificant difference from the 25.3°C (77.5°F) of August. A striking departure from daytime highs to an average low-temperature of 15.9°C (60.6°F) is witnessed during September.Heat index
September's heat index is evaluated at a tropical 30°C (86°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.Observations indicate that the heat index values are for shady locations with light wind. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
The least humid month is September, with an average relative humidity of 66%.Rainfall
In September, the rain falls for 9.6 days. Throughout September, 48mm (1.89") of precipitation is accumulated. In Florestópolis, during the entire year, the rain falls for 208.1 days and collects up to 1380mm (54.33") of precipitation.Daylight
In Florestópolis, the average length of the day in September is 11h and 58min.On the first day of the month, sunrise is at 06:35 and sunset at 18:15. On the last day of September, in Florestópolis, sunrise is at 06:06 and sunset at 18:24 -03.
Sunshine
In Florestópolis, Brazil, the average sunshine in September is 9h.UV index
February, March, August through November, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 6 transforms into these recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Florestópolis in September?
What is the least humid month in Florestópolis?
What is the average humidity in September in Florestópolis?
How many days does it rain in September in Florestópolis?
How many hours of daylight does Florestópolis have in September?
When is the sunrise / sunset in September in Florestópolis?
How many hours of sunshine does Florestópolis have in September?
What are the months with the highest UV index in Florestópolis?
How high is the UV index in September in Florestópolis?
Average temperature in September
Florestópolis, Brazil
- Average high temperature in September: 28.1°C
The warmest month (with the highest average high temperature) is October (28.7°C).
The month with the lowest average high temperature is June (21.8°C).
- Average low temperature in September: 15.9°C
The month with the highest average low temperature is February (19.5°C).
The coldest month (with the lowest average low temperature) is July (13°C).
Average pressure in September
Florestópolis, Brazil
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is July (1018.9mbar).
The month with the lowest atmospheric pressure is December (1010.5mbar).
Average wind speed in September
Florestópolis, Brazil
- Average wind speed in September: 11.5km/h
The windiest month (with the highest average wind speed) is August (11.7km/h).
The calmest month (with the lowest average wind speed) is February (8.7km/h).
Average humidity in September
Florestópolis, Brazil
- Average humidity in September: 66%
The months with the highest relative humidity are January, February and June (87%).
The month with the lowest relative humidity is September (66%).
Average rainfall in September
Florestópolis, Brazil
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is January (230mm).
The driest month (with the least rainfall) is August (45mm).
Average rainfall days in September
Florestópolis, Brazil
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is January (28.2 days).
The month with the least rainy days is August (7.5 days).
Average daylight in September /
Average sunshine in September
Florestópolis, Brazil
- Average daylight in September: 12h and 0min
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 September: 9h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in September
Florestópolis, Brazil
- Average sunshine days in September: 19 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is January (1.5 days).
Average UV index in September
Florestópolis, Brazil
- Average UV index in September: 6
The months with the highest UV index are February, March, August, September, October and November (UV index 6).
The months with the lowest UV index are January, April, May, June, July and December (UV index 5).
Average cloud cover in September
Florestópolis, Brazil
- Average cloud cover in September: 23
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Florestópolis, Brazil
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, March, April, May, June and December (8km).
