San Juan weather

The forecast for San Juan (Argentina) for the next 10 days in local time: every 3 hours for the first 6 days, then every 6 hours. See when it will rain, how hard the wind will blow and how warm it will get.

Argentina31.54°S, 68.54°WAmerica/Argentina/San Juan (UTC-3)ECMWF: October 25 at 03:00 PM

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Next 48 hours (local time)

10-day forecast

  1. TodayOctober 25Partly cloudy
    gusts 10 km/h    18°C 18°C
  2. TomorrowOctober 26Cloudy
    gusts 34 km/h    22°C 12°C
  3. TuesdayOctober 27Mostly clear
    0.1 mm · gusts 49 km/h    23°C 12°C
  4. WednesdayOctober 28Mostly clear
    gusts 32 km/h    27°C 13°C
  5. ThursdayOctober 29Light rain
    0.3 mm · gusts 26 km/h    27°C 17°C
  6. FridayOctober 30Light rain
    0.2 mm · gusts 14 km/h    31°C 15°C
  7. SaturdayOctober 31Light rain
    0.8 mm · gusts 34 km/h    28°C 16°C
  8. SundayNovember 1Mostly clear
    gusts 65 km/h    29°C 16°C
  9. MondayNovember 2Partly cloudy
    gusts 33 km/h    34°C 20°C
  10. TuesdayNovember 3Partly cloudy
    0.1 mm · gusts 57 km/h    22°C 18°C

Over the next 10 days in San Juan, temperatures will range from 12°C to 34°C, with 2 mm of rain or snow in total. Days with at least 1 mm of precipitation: 0. ECMWF model run from October 25 at 03:00 PM.

San Juan wind forecast for 10 days

Windiest: Sunday, November 1 - average 6 km/h, gusts up to 65 km/h. Calmest: today - average 4 km/h. The wind blows most often from the south.

DayWindGustsDirection
Today4 km/h10 km/h northwest
Tomorrow8 km/h34 km/h south
Tue, 10/2711 km/h49 km/h south
Wed, 10/285 km/h32 km/h south
Thu, 10/296 km/h26 km/h south
Fri, 10/306 km/h14 km/h south
Sat, 10/317 km/h34 km/h southwest
Sun, 11/16 km/h65 km/h south
Mon, 11/24 km/h33 km/h east
Tue, 11/322 km/h57 km/h south

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Climate through the year

In October, daytime temperatures here average 26°C and nights 9°C, with about 5 mm of rain over the month. The warmest month is January (an average of 32°C by day), the coolest is July (17°C by day, 2°C at night). The wettest month is February (about 34 mm) and the driest is June (3 mm).

MonthDayNightRain
January32°C17°C25 mm
February30°C16°C34 mm
March28°C14°C15 mm
April24°C9°C6 mm
May19°C6°C5 mm
June17°C3°C3 mm
July17°C2°C3 mm
August19°C3°C4 mm
September22°C6°C5 mm
October26°C9°C5 mm
November29°C13°C19 mm
December31°C16°C21 mm

Long-term averages from NASA POWER data (MERRA-2, 2001-2020 reanalysis, CC BY 4.0). Sea temperature is the average water surface temperature at the nearest grid point over the sea. This is climate, not a forecast for a specific day. NASA POWER

The forecast for San Juan comes from the ECMWF model and is computed for the point 31.54°S, 68.54°W. Temperature is measured 2 m above the ground, wind at 10 m. Gusts are the strongest bursts of wind within each 3-hour period.

Source: ECMWF IFS model (CC BY 4.0), data modified. A forecast is a model result, not a measurement. ECMWF

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