September weather forecastBotucatu, Brazil

September

Weather in September

September, the first month of the spring in Botucatu, is still a warm month, with an average temperature varying between 14.6°C (58.3°F) and 26.5°C (79.7°F).

Temperature

As Botucatu, Brazil, transitions into September, the average high-temperature stands at a still moderately hot 26.5°C (79.7°F), offering little variation from the preceding month. An average low-temperature of 14.6°C (58.3°F) marks the month of September.

Humidity

August and September, with an average relative humidity of 72%, are the least humid months.

Rainfall

In Botucatu, in September, during 11.7 rainfall days, 74mm (2.91") of precipitation is typically accumulated. In Botucatu, during the entire year, the rain falls for 226.1 days and collects up to 1758mm (69.21") of precipitation.

Daylight

The average length of the day in September in Botucatu is 11h and 58min.
On the first day of September in Botucatu, sunrise is at 06:23 and sunset at 18:03. On the last day of the month, sunrise is at 05:54 and sunset at 18:12 -03.

Sunshine

In September, the average sunshine in Botucatu, Brazil, is 8.7h.

UV index

The months with the highest UV index in Botucatu are January through December, with an average maximum UV index of 5. The months with the lowest UV index are January through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Botucatu, 26.5°C (79.7°F) is the average high-temperature and 14.6°C (58.3°F) is the average low-temperature during September.

August and September, with an average relative humidity of 72%, are the least humid months.

The average relative humidity in September in Botucatu, Brazil, is 72%.

In Botucatu, Brazil, during September, the rain falls for 11.7 days and regularly aggregates up to 74mm (2.91") of precipitation.

The average day length in September in Botucatu, Brazil, is 11h and 58min.

On the first day of September in Botucatu, Brazil, sunrise is at 06:23 and sunset at 18:03. On the last day of the month, sunrise is at 05:54 and sunset at 18:12 -03.

In September, the average sunshine duration is 8.7h.

The months with the highest UV index are January through December, with an average maximum UV index of 5.

The months with the lowest UV index are January through December, with an average maximum UV index of 5.

The average daily maximum UV index in September in Botucatu is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

24.1°C

26.5°C

27.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.8km/h

10km/h

10.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

23.4

16.3

9.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Botucatu, Brazil

Average high temperature in September: 26.5°C

The warmest month (with the highest average high temperature) is December (27.3°C).
The month with the lowest average high temperature is June (21.1°C).

Average low temperature in September: 14.6°C

The month with the highest average low temperature is January (18.8°C).
The coldest months (with the lowest average low temperature) are June and July (12.4°C).

Average pressure in September
Botucatu, Brazil

Average pressure in September: 1016.2mbar

The month with the highest atmospheric pressure is July (1019.6mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).

Average wind speed in September
Botucatu, Brazil

Average wind speed in September: 9.6km/h

The windiest month (with the highest average wind speed) is October (9.8km/h).
The calmest month (with the lowest average wind speed) is February (7.2km/h).

Average humidity in September
Botucatu, Brazil

Average humidity in September: 72%

The months with the highest relative humidity are February and March (89%).
The months with the lowest relative humidity are August and September (72%).

Average rainfall in September
Botucatu, Brazil

Average rainfall in September: 74mm

The wettest month (with the highest rainfall) is January (342mm).
The driest month (with the least rainfall) is July (34mm).

Average rainfall days in September
Botucatu, Brazil

Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is January (28.9 days).
The month with the least rainy days is August (6.9 days).

Average daylight in September /
Average sunshine in September
Botucatu, 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: 8h and 42min

The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

Average sunshine days in September
Botucatu, Brazil

Average sunshine days in September: 16.3 days

The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is February (0.6 days).

Average UV index in September
Botucatu, Brazil

Average UV index in September: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).