Measurements:
°C
°F
Buenos Aires
60°F
SW 14 mph
Feels like: 60°F
Precip: 0%
World Resorts Argentina Buenos Aires Weather September Weather in Buenos Aires

Buenos Aires Weather: September

Average Day Temperature: 64.0°F
Average Night Temperature: 54.6°F
Sea Water Temperature: 62.6°F
Number of Sunny Days: 17 days
Sunshine Hours: 11.4 - 12.4 hours
Number of Rainy Days: 3 days
Precipitation Totals: 2.8 in

Air Temperature in September, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day Temperature   
Night Temperature

The highest day temperature in September 2024 was 79°F. The lowest night temperature was 47°F. The average values for day and night temperatures during September were 65.2°F и 56.0°F respectivly.

Buenos Aires Water Sea Temperature in September, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
52
55
58
61
64
67
70
73

The average sea surface temperature in September 2024 for Buenos Aires was 62.7°F. The maximum and minimum values were 56.6°F and 67.2°F respectively.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
57%
23%
20%

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

Precipitation Totals in September, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.6
1.1
1.7
2.3
2.8
3.4
4.0

Precipitation total in September for Buenos Aires is 2.8 in.

Wind Speed in September, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.8
3.7
5.5
7.4
9.2
11.0
12.9

The average wind speed in September is 10.7 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
2.0
4.0
6.1
8.1
10.1
12.1
14.1

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 Buenos Aires in September is 8.1 hours.

Best Time to Visit Buenos Aires
The most sunny months:
January 24 days
December 23 days
February 21 days
The most warm months:
January 88.0 °F
February 85.8 °F
December 84.1 °F
Warmest sea temperature:
January 82.7 °F
February 81.9 °F
December 79.5 °F
The most cold months:
July 57.2 °F
June 58.8 °F
August 60.0 °F
The most rainy months:
February 5 days
December 4 days
July 4 days
The most windy months:
October 11 mph
November 11 mph
September 11 mph

Buenos Aires on the Weather Map

24 Hours Weather Forecast
Buenos Aires
Local time: 04:59
06 apr, sunday
0600 60°F
SW
14 mph
0900 64°F
SW
14 mph
1200 72°F
SW
13 mph
1500 74°F
W
14 mph
1800 70°F
NW
19 mph
2100 70°F
W
19 mph
07 apr, monday
0000 70°F
W
18 mph
0300 66°F
SW
14 mph