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San Juan weather in October

Weather in San Juan: October

Average day temperature: 77.3°F
Average night temperature: 61.5°F
Number of sunny days: 26 days
Day length: 12.4 - 13.3 hours
Number of rainy days: 1 day
Precipitation totals: 0.2 in.

Air temperature in October, °F

Show year:
2025
2024
2023

The highest day temperature during October of 2025 was 92°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during October were 78.1°F and 61.3°F.

Sunny, partly cloudy and cloudy days

Mostly all days in October are sunny but cloudy days are also possible.

Precipitation total in October, in.

Precipitation total value in San Juan in October is 0.2 in. Other months of the year show relatively similar values.

Wind speed in October, mph

The average wind speed value in October is 9.5 mph It makes October one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in October is: 11.0.

Best time for vacation in San Juan

Sunniest months:
July 28 days
August 27 days
September 27 days
Warmest months:
January 89.4 °F
December 87.7 °F
February 87.1 °F
Coldest months:
July 58.8 °F
June 59.6 °F
August 63.4 °F
Rainiest months:
October 1 day
March 1 day
August 0 days
Windiest months:
December 10.1 mph
November 9.8 mph
October 9.5 mph

San Juan on a weather map

San Juan
+97°F
SW 11 mph
Feels like: +95°F
Precip.: 0%
Places in Argentina:
Name
°F
24 Hours Forecast
San Juan
Local time: 16:23
January 01, thursday
1800
99°F
W
7 mph
2100
81°F
NE
17 mph
January 02, friday
0000
86°F
NE
4 mph
0300
84°F
SE
2 mph
0600
75°F
N
25 mph
0900
79°F
NW
25 mph
1200
84°F
N
16 mph
1500
90°F
NW
11 mph
Units of measurement: °C / °F