Measurements:
°C
°F
Arroio do Silva
48°F
E 6 mph
Feels like: 46°F
Precip: 9%
World Resorts Brazil Arroio do Silva Weather September Weather in Arroio do Silva

Arroio do Silva Weather: September

Average Day Temperature: 71.4°F
Average Night Temperature: 60.3°F
Sea Water Temperature: 64.9°F
Number of Sunny Days: 9 days
Sunshine Hours: 11.5 - 12.3 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.7 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 86°F. The lowest night temperature was 40°F. The average values for day and night temperatures during September were 67.3°F и 57.5°F respectivly.

Arroio do Silva Water Sea Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Arroio do Silva was 62.7°F. The maximum and minimum values were 60.4°F and 65.4°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Arroio do Silva is 1.7 in.

Wind Speed in September, mph

The average wind speed in September is 6.1 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 Arroio do Silva in September is 5.8 hours.

Best Time to Visit Arroio do Silva
The most sunny months:
May 16 days
July 15 days
August 13 days
The most warm months:
February 84.7 °F
January 84.0 °F
March 83.9 °F
Warmest sea temperature:
February 79.1 °F
March 78.5 °F
January 77.4 °F
The most cold months:
July 67.0 °F
June 67.6 °F
August 68.5 °F
The most rainy months:
January 4 days
November 4 days
May 4 days
The most windy months:
October 6 mph
September 6 mph
November 6 mph

Arroio do Silva on the Weather Map

24 Hours Weather Forecast
Arroio do Silva
Local time: 06:08
19 oct, monday
0900 62°F
E
6 mph
1200 68°F
N
9 mph
1500 66°F
N
12 mph
1800 62°F
N
9 mph
2100 60°F
NE
4 mph
20 oct, tuesday
0000 58°F
E
3 mph
0300 56°F
NE
4 mph
0600 56°F
E
3 mph