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 brings an average high-temperature of a still warm 27.7°C (81.9°F), showing a slight difference from August's 26.7°C (80.1°F). The nighttime temperature dips to a pleasant 21.6°C (70.9°F) on average during September.Heat index
In September, the heat index is calculated to be a hot 31°C (87.8°F). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.Always consider that heat index estimations are for light winds and places in the shade. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In Japaratuba, the average relative humidity in September is 78%.Rainfall
In Japaratuba, Brazil, during September, the rain falls for 17.8 days and regularly aggregates up to 34mm (1.34") of precipitation. Throughout the year, in Japaratuba, Brazil, there are 211.1 rainfall days, and 584mm (22.99") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 3min.On the first day of September, sunrise is at 05:30 and sunset at 17:25. On the last day of the month, sunrise is at 05:11 and sunset at 17:23 -03.
Sunshine
In September, the average sunshine in Japaratuba, Brazil, is 7.9h.UV index
May through September, with an average maximum UV index of 6, are months with the lowest UV index in Japaratuba, Brazil. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What is the average September temperature in Japaratuba?
What is the average humidity in September in Japaratuba?
How many days does it rain in September in Japaratuba?
How many hours of daylight does Japaratuba have in September?
What time are sunrise and sunset in September in Japaratuba?
How many hours of sunshine does Japaratuba have in September?
When is the lowest UV index in Japaratuba?
What is the UV index intensity in September in Japaratuba?
Average temperature in September
Japaratuba, Brazil
- Average high temperature in September: 27.7°C
The warmest month (with the highest average high temperature) is March (31.6°C).
The months with the lowest average high temperature are July and August (26.7°C).
- Average low temperature in September: 21.6°C
The month with the highest average low temperature is March (24.7°C).
The coldest month (with the lowest average low temperature) is August (21.3°C).
Average pressure in September
Japaratuba, Brazil
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is August (1017.4mbar).
The month with the lowest atmospheric pressure is March (1011.9mbar).
Average wind speed in September
Japaratuba, Brazil
- Average wind speed in September: 15.9km/h
The windiest month (with the highest average wind speed) is November (16.8km/h).
The calmest month (with the lowest average wind speed) is May (12.2km/h).
Average humidity in September
Japaratuba, Brazil
- Average humidity in September: 78%
The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are January, February, March and December (73%).
Average rainfall in September
Japaratuba, Brazil
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is July (89mm).
The driest month (with the least rainfall) is November (16mm).
Average rainfall days in September
Japaratuba, Brazil
- Average rainfall days in September: 17.8 days
The month with the highest number of rainy days is July (23.9 days).
The month with the least rainy days is November (11 days).
Average daylight in September /
Average sunshine in September
Japaratuba, Brazil
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 42min).
The month with the shortest days is June (Average daylight: 11h and 30min).
- Average sunshine in September: 7h and 5min
The months with the most sunshine are March and December (Average sunshine: 8h and 18min).
The months with the least sunshine are May, July and October (Average sunshine: 7h and 24min).
Average sunshine days in September
Japaratuba, Brazil
- Average sunshine days in September: 7.5 days
The month with the most sunshine days is December (14.3 days).
The month with the least sunshine days is July (4.2 days).
Average UV index in September
Japaratuba, Brazil
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, October, November and December (UV index 7).
The months with the lowest UV index are May, June, July, August and September (UV index 6).
Average cloud cover in September
Japaratuba, Brazil
- Average cloud cover in September: 41
The month with the most cloud cover is July (Cloud cover 47).
The month with the least cloud cover is December (Cloud cover 35).
Average visibility in September
Japaratuba, Brazil
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Japaratuba, Brazil
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