Weather in San Juan: May
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Average day temperature: | 65.0°F |
| Average night temperature: | 52.6°F | |
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Number of sunny days: | 26 days |
| Day length: | 10.2 - 10.8 hours | |
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Number of rainy days: | 0 days |
| Precipitation totals: | 0.1 in. | |
| more information | ||
14 days
forecast
forecast
| San Juan |
weather in
June
June
| San Juan |
Air temperature in May, °F
Show year:
2025
2024
2023
The highest day temperature during May of 2025 was 85°F. At the same time the lowest night temperature was 40°F. Daily and nightly averages during May were 67.5°F and 54.2°F.
Sunny, partly cloudy and cloudy days
Mostly all days in May are sunny but cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in San Juan in May is 0.1 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 6.2 mph It makes May one of the least 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 May is: 9.0.
Best time for vacation in San Juan
San Juan on a weather map
Places in Argentina:
Name
°F
24 Hours Forecast
San Juan
Local time: 14:35
December 23, tuesday
1500
91°F
W
6 mph
6 mph
1800
93°F
NW
9 mph
9 mph
2100
86°F
N
13 mph
13 mph
December 24, wednesday
0000
82°F
NE
9 mph
9 mph
0300
79°F
E
4 mph
4 mph
0600
77°F
SE
5 mph
5 mph
0900
86°F
N
3 mph
3 mph
1200
88°F
N
24 mph
24 mph
