Measurements:
°C
°F
San Juan
102°F
NW 16 mph
Feels like: 98°F
Precip: 0%
World Resorts Argentina San Juan Weather September Weather in San Juan

San Juan Weather: September

Average Day Temperature: 73.4°F
Average Night Temperature: 56.6°F
Number of Sunny Days: 26 days
Sunshine Hours: 11.5 - 12.4 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.1 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 93°F. The lowest night temperature was 47°F. The average values for day and night temperatures during September were 76.9°F и 59.4°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 San Juan is 0.1 in. This value is relatively stable throughout the year.

Wind Speed in September, mph

The average wind speed in September is 8.7 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 San Juan in September is 10.7 hours.

Best Time to Visit San Juan
The most sunny months:
July 28 days
August 27 days
September 26 days
The most warm months:
January 93.6 °F
December 92.0 °F
February 90.2 °F
The most cold months:
July 59.8 °F
June 60.8 °F
August 65.2 °F
The most rainy months:
October 1 day
March 1 day
December 0 days
The most windy months:
December 10 mph
November 9 mph
October 9 mph

San Juan on the Weather Map

24 Hours Weather Forecast
San Juan
Local time: 18:47
27 dec, friday
2100 92°F
NW
12 mph
28 dec, saturday
0000 84°F
NE
6 mph
0300 82°F
SE
3 mph
0600 76°F
NW
5 mph
0900 84°F
NW
6 mph
1200 92°F
NW
6 mph
1500 98°F
W
7 mph
1800 100°F
W
3 mph