Measurements:
°C
°F
Rio Gallegos
40°F
SW 13 mph
Feels like: 32°F
Precip: 31%
World Resorts Argentina Rio Gallegos Weather September Weather in Rio Gallegos

Rio Gallegos Weather: September

Average Day Temperature: 46.2°F
Average Night Temperature: 36.0°F
Sea Water Temperature: 38.5°F
Number of Sunny Days: 6 days
Sunshine Hours: 10.8 - 12.7 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.2 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 52°F. The lowest night temperature was 28°F. The average values for day and night temperatures during September were 42.5°F и 33.7°F respectivly.

Rio Gallegos Water Sea Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Rio Gallegos was 37.9°F. The maximum and minimum values were 36.6°F and 39.4°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in September, in

Precipitation total in September for Rio Gallegos is 0.2 in. This value is relatively stable throughout the year.

Wind Speed in September, mph

The average wind speed in September is 15.4 mph.

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 Rio Gallegos in September is 6.0 hours.

Best Time to Visit Rio Gallegos
The most sunny months:
July 10 days
March 8 days
April 8 days
The most warm months:
January 63.1 °F
February 61.8 °F
December 61.5 °F
Warmest sea temperature:
January 56.2 °F
February 55.7 °F
December 53.3 °F
The most cold months:
July 34.8 °F
June 37.3 °F
August 40.2 °F
The most rainy months:
January 1 day
May 1 day
September 0 days
The most windy months:
December 19 mph
October 18 mph
February 18 mph

Rio Gallegos on the Weather Map

24 Hours Weather Forecast
Rio Gallegos
Local time: 20:19
28 sep, monday
2100 40°F
SW
13 mph
29 sep, tuesday
0000 40°F
SW
16 mph
0300 40°F
SW
11 mph
0600 40°F
S
7 mph
0900 42°F
S
12 mph
1200 48°F
S
13 mph
1500 44°F
S
14 mph
1800 46°F
S
12 mph