September weather forecastCajuru, Brazil

September

Weather in September

September, the first month of the spring in Cajuru, is still a warm month, with an average temperature varying between 29.6°C (85.3°F) and 16.5°C (61.7°F).

Temperature

A minimal variation is noted in Cajuru's average high-temperature at the onset of September, reaching a still warm 29.6°C (85.3°F) from August's 26.9°C (80.4°F). Cajuru's nights during September are marked by a pronounced drop from daytime temperatures, experiencing an average low of 16.5°C (61.7°F).

Heat index

For most parts of September, the heat index is computed to be a tropical 32°C (89.6°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', measures the perceived warmth when incorporating the humidity present in the air. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The least humid month in Cajuru is September, with an average relative humidity of 59%.

Rainfall

In Cajuru, in September, it is raining for 7.3 days, with typically 36mm (1.42") of accumulated precipitation. In Cajuru, during the entire year, the rain falls for 202.3 days and collects up to 1025mm (40.35") of precipitation.

Daylight

In September, the average length of the day is 11h and 59min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:00. On the last day of September, in Cajuru, sunrise is at 05:50 and sunset at 18:07 -03.

Sunshine

With an average of 9.4h of sunshine, September has the most sunshine of the year in Cajuru.

UV index

The months with the highest UV index in Cajuru are January through March, August through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Take precautions against overexposure. Protection against sun damage is needed. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

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

Frequently asked questions

An average high-temperature, in September, in Cajuru, is 29.6°C (85.3°F) and the average low-temperature is 16.5°C (61.7°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in September is computed to be 32°C (89.6°F).

With an average relative humidity of 59%, September is the least humid month in Cajuru, Brazil.

In September, the average relative humidity in Cajuru, Brazil, is 59%.

In Cajuru, in September, during 7.3 rainfall days, 36mm (1.42") of precipitation is typically accumulated.

In September, the average day length in Cajuru is 11h and 59min.

In September, on the first day of the month, sunrise is at 06:17 and sunset at 18:00. On the last day of the month, in Cajuru, Brazil, sunrise is at 05:50 and sunset at 18:07 -03.

September has the most sunshine of the year, with an average of 9.4h of sunshine.

The average sunshine duration in September in Cajuru, Brazil, is 9.4h.

The months with the highest UV index in Cajuru, Brazil, are January through March, August through December, with an average maximum UV index of 6.

In Cajuru, Brazil, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from 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

26.9°C

29.6°C

29.7°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11km/h

10.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

26.3

21.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Cajuru, Brazil

Average high temperature in September: 29.6°C

The warmest month (with the highest average high temperature) is October (29.7°C).
The month with the lowest average high temperature is June (23.4°C).

Average low temperature in September: 16.5°C

The month with the highest average low temperature is December (19.2°C).
The coldest month (with the lowest average low temperature) is July (13.5°C).

Average pressure in September
Cajuru, Brazil

Average pressure in September: 1016.4mbar

The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1012mbar).

Average wind speed in September
Cajuru, Brazil

Average wind speed in September: 9.9km/h

The windiest month (with the highest average wind speed) is August (10km/h).
The calmest month (with the lowest average wind speed) is March (7.2km/h).

Average humidity in September
Cajuru, Brazil

Average humidity in September: 59%

The months with the highest relative humidity are March and April (86%).
The month with the lowest relative humidity is September (59%).

Average rainfall in September
Cajuru, Brazil

Average rainfall in September: 36mm

The wettest month (with the highest rainfall) is January (192mm).
The driest month (with the least rainfall) is August (8mm).

Average rainfall days in September
Cajuru, Brazil

Average rainfall days in September: 7.3 days

The month with the highest number of rainy days is December (28.5 days).
The month with the least rainy days is August (3.9 days).

Average daylight in September /
Average sunshine in September
Cajuru, Brazil

Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

Average sunshine in September: 9h and 24min

The month with the most sunshine is September (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).

Average sunshine days in September
Cajuru, Brazil

Average sunshine days in September: 21.5 days

The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is December (1 days).

Average UV index in September
Cajuru, Brazil

Average UV index in September: 6

The months with the highest UV index are January, February, March, August, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June and July (UV index 5).

Average cloud cover in September
Cajuru, Brazil

Average cloud cover in September: 19

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in September
Cajuru, Brazil

Average visibility in September: 10km

The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, March, April and May (7km).