September weather forecastCruzeiro do Oeste, Brazil

September

Weather in September

The first month of the spring, September, is still a warm month in Cruzeiro do Oeste, Brazil, with an average temperature fluctuating between 16.6°C (61.9°F) and 27.8°C (82°F).

Temperature

The transition into September notes an average high-temperature of a still moderately hot 27.8°C (82°F), revealing a mild distinction from the 25.2°C (77.4°F) in August. In Cruzeiro do Oeste, September is marked by an average low-temperature of 16.6°C (61.9°F).

Heat index

For September, the heat index is computed to be a tropical 30°C (86°F). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. 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

With an average relative humidity of 68%, September is the least humid month in Cruzeiro do Oeste.

Rainfall

In Cruzeiro do Oeste, during September, the rain falls for 10.2 days and regularly aggregates up to 56mm (2.2") of precipitation. Throughout the year, there are 176.1 rainfall days, and 1057mm (41.61") of precipitation is accumulated.

Daylight

In Cruzeiro do Oeste, the average length of the day in September is 11h and 58min.
On the first day of the month, sunrise is at 06:42 and sunset at 18:21. On the last day of September, in Cruzeiro do Oeste, Brazil, sunrise is at 06:12 and sunset at 18:31 -03.

Sunshine

In September, the average sunshine is 8.8h.

UV index

January through March, August through December, with an average maximum UV index of 6, are months with the highest UV index in Cruzeiro do Oeste. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 6 transforms into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

September temperatures vary between a high-temperature of 27.8°C (82°F) and a low-temperature of 16.6°C (61.9°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 30°C (86°F).

With an average relative humidity of 68%, September is the least humid month.

In September, the average relative humidity in Cruzeiro do Oeste, Brazil, is 68%.

In Cruzeiro do Oeste, Brazil, during September, the rain falls for 10.2 days and regularly aggregates up to 56mm (2.2") of precipitation.

In Cruzeiro do Oeste, the average day length in September is 11h and 58min.

In September, on the first day of the month, sunrise is at 06:42 and sunset at 18:21. On the last day of the month, in Cruzeiro do Oeste, sunrise is at 06:12 and sunset at 18:31 -03.

In Cruzeiro do Oeste, the average sunshine duration in September is 8.8h.

January through March, August through December, with an average maximum UV index of 6, are months with the highest UV index in Cruzeiro do Oeste.

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cruzeiro do Oeste, Brazil

  • Average high temperature in September: 27.8°C

The warmest month (with the highest average high temperature) is December (29.9°C).
The month with the lowest average high temperature is June (22°C).

  • Average low temperature in September: 16.6°C

The months with the highest average low temperature are January and February (20.8°C).
The coldest month (with the lowest average low temperature) is July (13.8°C).

Average pressure in September
Cruzeiro do Oeste, Brazil

  • Average pressure in September: 1014.3mbar

The month with the highest atmospheric pressure is July (1018.1mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).

Average wind speed in September
Cruzeiro do Oeste, Brazil

  • Average wind speed in September: 10.4km/h

The windiest month (with the highest average wind speed) is August (11km/h).
The calmest month (with the lowest average wind speed) is March (7.5km/h).

Average humidity in September
Cruzeiro do Oeste, Brazil

  • Average humidity in September: 68%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is September (68%).

Average rainfall in September
Cruzeiro do Oeste, Brazil

  • Average rainfall in September: 56mm

The wettest month (with the highest rainfall) is January (127mm).
The driest month (with the least rainfall) is August (50mm).

Average rainfall days in September
Cruzeiro do Oeste, Brazil

  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is January (22 days).
The month with the least rainy days is August (7.5 days).

Average daylight in September /
Average sunshine in September
Cruzeiro do Oeste, Brazil

  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is June (Average sunshine: 7h and 30min).

Average sunshine days in September
Cruzeiro do Oeste, Brazil

  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (7 days).

Average UV index in September
Cruzeiro do Oeste, 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 month with the lowest UV index is May (UV index 4).

Average cloud cover in September
Cruzeiro do Oeste, Brazil

  • Average cloud cover in September: 25

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in September
Cruzeiro do Oeste, Brazil

  • Average visibility in September: 9km

The months with the highest visibility are August, September, October and November (9km).
The months with the lowest visibility are May and June (7km).