September Weather in Porteirinha

Last updated: March 2, 2024

The weather in Porteirinha, Brazil, during September is characterized by an average temperature of 26°C (78°F). Highs can soar to 37°C (99°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Porteirinha throughout September hovers around 54%.

15°C (59°F)

Minimum temperature

26°C (78°F)

Average temperature

37°C (99°F)

Maximum temperature

54%

Humidity

Precipitation and Sunshine hours

In September, Porteirinha averages 3 mm (0.1 inches) of rainfall, typically over the course of 0 rainy days. The month enjoys an average of 12 hours 0 minutes of daylight, with the sun shining for approximately 11 hours 5 minutes each day. Additionally, there is a 77% probability of sunny days during this period.

3 mm (0.1 inches)

Precipitation

0 rainy days

Rainy days

11 hours 5 minutes

Sunshine hours

77%

Chance of sun

UV Index

In September, the UV Index in Porteirinha reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	2	4	7	10	12	12	11	8	4	2	1	0	0
Exposure	Low	Moderate	High	VeryHigh	Extreme			VeryHigh	Moderate	Low
Time to burn	45 min	30 min	25 min	15 min	10 min			15 min	30 min	45 min