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Bunny — Partly cloudy

Weather in Sao Luis for 3 days

Updated 20.08 at 09:30
+29°
Partly cloudy
feels like +30°
7 m/s, E73%761 mmHg05:0018:02🌙 50%

Weather in Sao Luis now: +29°, partly cloudy. Below — a 3-day planner by time of day: morning, afternoon, evening and night with precipitation and wind.

NowTomorrow3 daysWeek2 weeksMonth🗄 Archive📒 Diary🎣 Fishing🌊 Water t°
Partly cloudy, precipitation. Now +29°, feels like +30°, wind 7 m/s, E · precip 3.0 mm.

Weather forecast in Sao Luis for 3 days 📅

Thursday
August 20
+28°+34°
💧 3 mm · 🌬 9 m/s · UV 11
Friday
August 21
+27°+33°
💧 2.4 mm · 🌬 10 m/s · UV 11
Saturday
August 22
+27°+32°
🌬 9 m/s · UV 11

Temperature chart for 3 days 📈

DayNight
+34°+28°+33°+27°+32°+27°ThursdayFridaySaturday

🕒 Weather in Sao Luis by time of day — 3 days

Thursday, August 20
🌅Morning+31°partly cloudy🌬 6 m/s
☀️Day+32°light showers🌬 7 m/s
🌇Evening+28°clear🌬 7 m/s
Friday, August 21
🌅Morning+29°partly cloudy🌬 8 m/s
☀️Day+31°mostly clear🌬 9 m/s
🌇Evening+27°clear🌬 8 m/s
🌙Night+27°mostly clear🌬 9 m/s
Saturday, August 22
🌅Morning+29°clear🌬 9 m/s
☀️Day+32°clear🌬 8 m/s
🌙Night+27°mostly clear🌬 8 m/s

🏅 Best day of the three

🏅
Saturday, August 22. The most comfortable for walks and trips: by day +32°, wind up to 9 m/s.

When it will rain in Sao Luis in the next 3 days 🌧️

Thursday (August 20) — rain; Friday (August 21) — rain.

📒 Weather diary in Sao Luis

Ready-made observation table for August: past days are already filled in with weather-station data — for school and beyond. Open the diary →

✉️ Weather forecast by email

Get the forecast for this city by email — every day at 17:00 Moscow time.

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FAQ about weather in Sao Luis ❓

Will it rain in Sao Luis in the next 3 days?

Rain expected: Thursday (August 20), Friday (August 21). Take an umbrella those days.

How will the temperature change in Sao Luis over 3 days?

By day from +32° to +34°, nights around +27°. With no sharp changes.

Good for outdoor plans in Sao Luis over 3 days?

On rainy days take an umbrella; dry days are comfortable for walks.

Sunrise and sunset in Sao Luis?

Sunrise 05:00, sunset 18:02, day length 13h 2m.

Will it be hot in Sao Luis?

Up to +34° by day — hot. Drink more water, avoid the sun from noon to 4 PM, wear light clothes and a hat.

Do I need sunscreen in Sao Luis?

Yes, the UV index is 11 — high. Use SPF 30+, especially for children; no more than 20-30 minutes in direct sun unprotected.

Do I need rubber boots in Sao Luis?

In rain and puddles, rubber boots or waterproof shoes will come in handy.

How long is it safe to stay in the sun in Sao Luis?

At UV 11, no more than 20–30 minutes unprotected; longer with SPF 30+ and shade.

Which of the next three days is best for a walk or a trip?

The best day is Saturday, August 22: by day +32°, wind up to 9 m/s. See the time-of-day cards above for the full comparison.

Weather in Sao Luis — in detail

Weather forecast in Sao Luis for 3 days: from +27° to +34° day and night. Warmest day — Thursday, August 20 (up to +34°). Coolest — Saturday, August 22 (+27°). No significant precipitation. Trend: with no sharp changes. See also the forecast for the week and for 2 weeks.

To quickly check the weather in Sao Luis 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.

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