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
Balsas's warmest temperatures are experienced in September, with average high temperatures of 36.2°C (97.2°F) and lows of 22.9°C (73.2°F).Heat index
For most parts of September, the heat index is calculated to be a scorching 40°C (104°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. 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 largely significant for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.
Humidity
September is the least humid month, with an average relative humidity of 40%.Rainfall
In Balsas, during September, the rain falls for 4.5 days and regularly aggregates up to 8mm (0.31") of precipitation. In Balsas, Brazil, during the entire year, the rain falls for 178.4 days and collects up to 785mm (30.91") of precipitation.Daylight
The average length of the day in September in Balsas is 12h and 4min.On the first day of September, sunrise is at 06:04 and sunset at 18:03. On the last day of the month, sunrise is at 05:48 and sunset at 17:59 -03.
Sunshine
September has the most sunshine of the year, with an average of 10.3h of sunshine.UV index
July through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 7 transforms into these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What time of the year is the hottest in Balsas?
How hot does it get in Balsas in September?
What is the least humid month in Balsas?
What is the average humidity in September in Balsas?
How much does it rain in Balsas in September?
How many hours of daylight does Balsas have in September?
When are sunrise and sunset in September in Balsas?
What month has the most sunshine in Balsas?
How many hours of sunshine does Balsas have in September?
What are the months with the highest UV index in Balsas?
How high is the UV index in September in Balsas?
Average temperature in September
Balsas, Brazil
- Average high temperature in September: 36.2°C
The warmest month (with the highest average high temperature) is September (36.2°C).
The months with the lowest average high temperature are February and April (30°C).
- Average low temperature in September: 22.9°C
The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is July (20.3°C).
Average pressure in September
Balsas, Brazil
- Average pressure in September: 1011.9mbar
The month with the highest atmospheric pressure is July (1014.2mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in September
Balsas, Brazil
- Average wind speed in September: 9.6km/h
The windiest month (with the highest average wind speed) is August (9.8km/h).
The calmest month (with the lowest average wind speed) is March (5.3km/h).
Average humidity in September
Balsas, Brazil
- Average humidity in September: 40%
The month with the highest relative humidity is March (84%).
The month with the lowest relative humidity is September (40%).
Average rainfall in September
Balsas, Brazil
- Average rainfall in September: 8mm
The wettest month (with the highest rainfall) is January (133mm).
The driest month (with the least rainfall) is August (1mm).
Average rainfall days in September
Balsas, Brazil
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is January (26.2 days).
The month with the least rainy days is August (0.7 days).
Average daylight in September /
Average sunshine in September
Balsas, Brazil
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is September (Average sunshine: 10h and 18min).
The month with the least sunshine is May (Average sunshine: 6h and 18min).
Average sunshine days in September
Balsas, Brazil
- Average sunshine days in September: 24.5 days
The month with the most sunshine days is August (29.9 days).
The month with the least sunshine days is January (3.4 days).
Average UV index in September
Balsas, Brazil
- Average UV index in September: 7
The months with the highest UV index are July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 6).
Average cloud cover in September
Balsas, Brazil
- Average cloud cover in September: 18
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Balsas, Brazil
- Average visibility in September: 10km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March and April (8km).
Balsas, Brazil
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