Measurements:
°C
°F
Petropolis
94°F
S 4 mph
Feels like: 92°F
Precip: 0%
World Resorts Brazil Petropolis Weather September Weather in Petropolis

Petropolis Weather: September

Average Day Temperature: 78.9°F
Average Night Temperature: 64.1°F
Number of Sunny Days: 16 days
Sunshine Hours: 11.7 - 12.3 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.0 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 97°F. The lowest night temperature was 49°F. The average values for day and night temperatures during September were 74.5°F и 58.8°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Petropolis is 1.0 in.

Wind Speed in September, mph

The average wind speed in September is 3.3 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Petropolis in September is 7.7 hours.

Best Time to Visit Petropolis
The most sunny months:
July 19 days
August 18 days
June 16 days
The most warm months:
February 79.9 °F
March 79.9 °F
September 78.9 °F
The most cold months:
July 71.7 °F
June 71.9 °F
May 72.9 °F
The most rainy months:
February 10 days
January 10 days
December 8 days
The most windy months:
September 3 mph
August 3 mph
October 2 mph

Petropolis on the Weather Map

24 Hours Weather Forecast
Petropolis
Local time: 12:04
11 jan, sunday
1500 92°F
SW
2 mph
1800 78°F
S
5 mph
2100 72°F
S
6 mph
12 jan, monday
0000 68°F
S
6 mph
0300 68°F
S
6 mph
0600 74°F
S
6 mph
0900 90°F
S
3 mph
1200 96°F
W
1 mph