Weather in San Juan, Provintsiya San-Khuan, Argentina — today, tomorrow and 14-day forecast
Weather in San Juan now: +10°, clear, wind 6.1 m/s, humidity 28%. Accurate forecast for today, tomorrow, 3 days and 2 weeks — temperature, precipitation, pressure and wind.
Weather in San Juan now
Hourly forecast for today in San Juan
Weather in San Juan tomorrow
From +4° to +17° — day and night.
Weather in San Juan for 3 days
From +4° to +19° — day and night.
Weather in San Juan for the week
Including the 5-day outlook.
From +4° to +23° — day and night.
Weather in San Juan for 2 weeks
Including the 10-day outlook.
From +4° to +23° — day and night.
Weekend weather in San Juan
Weather for the weather-sensitive
📒 Weather diary in San Juan
Ready-made observation table for August: past days are already filled in with weather-station data — for school and beyond. Open the diary →
What to do in San Juan in weather like this 🎯
✉️ Weather forecast by email
Get the forecast for this city by email — every day at 17:00 Moscow time.
The Moon today 🌙
San Juan, Provintsiya San-Khuan, Argentina. Population 109 123.
Precipitation map 🌧️
Cities near San Juan 📍
FAQ about weather in San Juan ❓
What's the weather in San Juan right now?
Now +10°, clear, wind 6.1 m/s, S-E, humidity 28%. Feels like +2°.
What's the weather in San Juan tomorrow?
Tomorrow: +17° by day, +4° at night, mostly clear.
Sunrise and sunset in San Juan?
Sunrise 08:05, sunset 19:11, day length 11h 6m.
What's the pressure and humidity in San Juan?
Pressure 766 mmHg, humidity 28%, wind 8 m/s. Matters for weather-sensitive people.
Do I need an umbrella in San Juan today?
No, precipitation is unlikely — you can go out without an umbrella.
Do I need sunscreen in San Juan?
Yes, the UV index is 6 — high. Use SPF 30+, especially for children; no more than 20-30 minutes in direct sun unprotected.
Is it a good day for a picnic in San Juan?
Yes, it’s warm and dry (up to +18°) — a good time for a picnic, a walk or a barbecue.
How long is it safe to stay in the sun in San Juan?
At UV 6, no more than 20–30 minutes unprotected; longer with SPF 30+ and shade.
Is it a good day to wash the car in San Juan?
No precipitation expected — a good time to wash the car; rain won’t spoil it in the coming hours.
Is it good weather for a walk or a bike ride in San Juan?
Yes, dry and comfortable (up to +18°) — great for a walk, a bike ride or a run.
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Weather in San Juan — in detail
Weather in San Juan from “Pogoda 1” — an accurate, free forecast: current temperature, feels-like, wind, atmospheric pressure, humidity and precipitation. Available for today, tomorrow, 3, 5 and 10 days, a week, 2 weeks and a month, plus hourly weather, monthly climate, water temperature, air quality and an observation archive since 2017.
To quickly check the weather in San Juan anytime, add the city to favorites — and get a daily forecast by email at 17:00 (Moscow time). Note: the forecast may be refined as new data arrives. Data: OpenWeather, Open-Meteo, met.no.