Cities / Brazil / Rio Grande do Sul

18°

🌧️ São Sebastião weather

Rain. Rain starting around 10:30am.

Feels like 19° Wind 11 km/h NW Humidity 98% UV 2 Air Good ☀ 06:28 - 18:17

Right now it is 18° in São Sebastião with rain, today's high is 18° with an overnight low of 14° and about 114 mm of rain is expected. The sun rises at 06:28 and sets at 18:17, giving 11h 49m of daylight. Over the coming week highs range from 13° to 19°.

São Sebastião is in Rio Grande do Sul, Brazil, sitting 769 m above sea level. Local time is America/Sao_Paulo (UTC−3), and every time on this page is shown in it.

Next 24 hours - temperature

11° 15° 19° 18° 11° 10:00 · 18.1° · 1.9 mm 11:00 · 16.9° · 7 mm 12:00 · 16.9° · 11.3 mm 13:00 · 14.5° · 19.9 mm 14:00 · 14.1° · 19.2 mm 15:00 · 16.2° · 0.3 mm 16:00 · 15.9° · 0 mm 17:00 · 15.6° · 0 mm 18:00 · 15.3° · 0 mm 19:00 · 15° · 0 mm 20:00 · 15.3° · 0.2 mm 21:00 · 15° · 0.1 mm 22:00 · 14° · 0 mm 23:00 · 13.6° · 0 mm 00:00 · 13.2° · 0 mm 01:00 · 12.4° · 0 mm 02:00 · 12.2° · 0 mm 03:00 · 11.9° · 0 mm 04:00 · 11.7° · 0 mm 05:00 · 11.5° · 0 mm 06:00 · 11.3° · 0 mm 07:00 · 11.3° · 0 mm 08:00 · 11.9° · 0 mm 09:00 · 12.6° · 0 mm

Precipitation

10:00 · 1.9 mm 10:00 11:00 · 7 mm 12:00 · 11.3 mm 13:00 · 19.9 mm 13:00 14:00 · 19.2 mm 15:00 · 0.3 mm 16:00 · 0 mm 16:00 17:00 · 0 mm 18:00 · 0 mm 19:00 · 0 mm 19:00 20:00 · 0.2 mm 21:00 · 0.1 mm 22:00 · 0 mm 22:00 23:00 · 0 mm 00:00 · 0 mm 01:00 · 0 mm 01:00 02:00 · 0 mm 03:00 · 0 mm 04:00 · 0 mm 04:00 05:00 · 0 mm 06:00 · 0 mm 07:00 · 0 mm 07:00 08:00 · 0 mm 09:00 · 0 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
10:00 🌧️ 18.1° 17.4° 1.9 mm Rain
11:00 🌧️ 16.9° 18.1° 7 mm Heavy rain
12:00 🌧️ 16.9° 16.6° 11.3 mm Heavy rain
13:00 🌧️ 14.5° 13.2° 19.9 mm Heavy rain
14:00 🌧️ 14.1° 11.7° 19.2 mm Heavy rain
15:00 🌦️ 16.2° 16.1° 0.3 mm Light rain
16:00 ☁️ 15.9° 14.6° - Overcast
17:00 ☁️ 15.6° 14.7° - Overcast
18:00 ☁️ 15.3° 14.4° - Overcast
19:00 ☁️ 15° 15° - Overcast
20:00 🌦️ 15.3° 15.7° 0.2 mm Light rain
21:00 🌦️ 15° 15.3° 0.1 mm Light rain

Next 16 days

Today🌧️ 18°14°114mm Sat 12☁️ 14°9° Sun 13🌦️ 13°7°1mm Mon 14🌧️ 13°9°5.6mm Tue 15☁️ 16°7°0.5mm Wed 16☀️ 17°5° Thu 17☀️ 19°6° Fri 18☁️ 21°9° Sat 19🌧️ 22°12°6.2mm Sun 20🌧️ 21°13°10.9mm Mon 21☁️ 21°12° Tue 22☁️ 20°11° Wed 23☀️ 17°9°0.3mm Thu 24☀️ 21°8° Fri 25🌦️ 23°12°1.5mm Sat 26🌧️ 17°13°17.4mm
🌧️ TodaySeptember 11th Avg 16° Low 14° at 23:00 High 18° at 10:00 114 mm rain Wind ~18 km/h
Rain Cloudy
00:00 15° 5.9mm
02:00 16° 0.2mm
04:00 16° 1.4mm
06:00 16° 14mm
08:00 17° 4.2mm
10:00 18° 1.9mm
12:00 17° 11.3mm
14:00 14° 19.2mm
16:00 16°
18:00 15°
20:00 15° 0.2mm
22:00 14°
☁️ SaturdaySeptember 12th Avg 12° Low 9° at 23:00 High 14° at 15:00 Feels 12° Wind ~17 km/h
Cloudy
00:00 13°
02:00 12°
04:00 12°
06:00 11°
08:00 12°
10:00 14°
12:00 14°
14:00 14°
16:00 14°
18:00 11°
20:00 10°
22:00 9°
🌦️ SundaySeptember 13th Avg 10° Low 7° at 04:00 High 13° at 11:00 1 mm rain Feels 10° Wind ~15 km/h
Cloudy Rain
00:00 8°
02:00 8°
04:00 7°
06:00 8°
08:00 8°
10:00 12°
12:00 12°
14:00 12°
16:00 10° 0.1mm
18:00 10° 0.1mm
20:00 10° 0.1mm
22:00 10°
🌧️ MondaySeptember 14th Avg 10° Low 9° at 04:00 High 13° at 12:00 5.6 mm rain Feels 11° Wind ~12 km/h
Rain Rain Cloudy
00:00 10° 0.1mm
02:00 10° 0.1mm
04:00 9° 0.7mm
06:00 9°
08:00 9°
10:00 12° 0.1mm
12:00 13° 0.1mm
14:00 12° 0.5mm
16:00 11° 1.2mm
18:00 11°
20:00 11°
22:00 11° 0.1mm
☁️ TuesdaySeptember 15th Avg 11° Low 7° at 23:00 High 16° at 14:00 0.5 mm rain Feels 14° Wind ~10 km/h
Cloudy Rain Cloudy Cloudy Clear
00:00 11°
02:00 11°
04:00 11° 0.1mm
06:00 11° 0.1mm
08:00 11°
10:00 12°
12:00 15°
14:00 16°
16:00 13°
18:00 12° 0.1mm
20:00 9°
22:00 8°
☀️ WednesdaySeptember 16th Avg 10° Low 5° at 05:00 High 17° at 14:00 Feels 15° Wind ~10 km/h
Clear
00:00 7°
02:00 7°
04:00 6°
06:00 6°
08:00 9°
10:00 13°
12:00 15°
14:00 17°
16:00 15°
18:00 12°
20:00 9°
22:00 7°
☀️ ThursdaySeptember 17th Avg 12° Low 6° at 02:00 High 19° at 14:00 Feels 17° Wind ~17 km/h
Clear Cloudy
00:00 6°
02:00 6°
04:00 6°
06:00 7°
08:00 11°
10:00 15°
12:00 18°
14:00 19°
16:00 18°
18:00 14°
20:00 12°
22:00 10°
☁️ FridaySeptember 18th Avg 15° Low 9° at 05:00 High 21° at 14:00 Wind ~13 km/h
Cloudy
00:00 10°
02:00 9°
04:00 9°
06:00 9°
08:00 13°
10:00 16°
12:00 20°
14:00 21°
16:00 20°
18:00 17°
20:00 15°
22:00 14°
🌧️ SaturdaySeptember 19th Avg 16° Low 12° at 05:00 High 22° at 13:00 6.2 mm rain Wind ~7 km/h
Cloudy Rain
00:00 14°
02:00 13°
04:00 12°
06:00 12°
08:00 15°
10:00 19°
12:00 22°
14:00 21° 0.4mm
16:00 19° 0.4mm
18:00 17° 0.4mm
20:00 16° 0.2mm
22:00 16° 1.6mm
🌧️ SundaySeptember 20th Avg 17° Low 13° at 05:00 High 21° at 14:00 10.9 mm rain Wind ~13 km/h
Rain Cloudy Rain Partly Cloudy
00:00 15° 1.6mm
02:00 15° 2.5mm
04:00 14° 0.1mm
06:00 13° 0.1mm
08:00 16° 0.2mm
10:00 19° 0.1mm
12:00 20° 0.1mm
14:00 21°
16:00 20° 0.2mm
18:00 18° 0.2mm
20:00 16°
22:00 14°
☁️ MondaySeptember 21st Avg 16° Low 12° at 05:00 High 21° at 14:00 Wind ~7 km/h
Clear Cloudy
00:00 14°
02:00 13°
04:00 13°
06:00 12°
08:00 15°
10:00 18°
12:00 21°
14:00 21°
16:00 20°
18:00 17°
20:00 15°
22:00 13°
☁️ TuesdaySeptember 22nd Avg 15° Low 11° at 23:00 High 20° at 15:00 Feels 18° Wind ~11 km/h
Cloudy Clear Cloudy
00:00 13°
02:00 13°
04:00 12°
06:00 12°
08:00 14°
10:00 15°
12:00 17°
14:00 20°
16:00 19°
18:00 16°
20:00 13°
22:00 12°
☀️ WednesdaySeptember 23rd Avg 13° Low 9° at 05:00 High 17° at 13:00 0.3 mm rain Feels 15° Wind ~14 km/h
Clear Partly Cloudy Rain Clear
00:00 11°
02:00 10°
04:00 9°
06:00 9°
08:00 13°
10:00 16°
12:00 17°
14:00 17°
16:00 16° 0.1mm
18:00 14° 0.1mm
20:00 11°
22:00 10°
☀️ ThursdaySeptember 24th Avg 14° Low 8° at 05:00 High 21° at 14:00 Feels 18° Wind ~11 km/h
Clear Partly Cloudy
00:00 9°
02:00 9°
04:00 8°
06:00 8°
08:00 12°
10:00 17°
12:00 19°
14:00 21°
16:00 19°
18:00 16°
20:00 14°
22:00 13°
🌦️ FridaySeptember 25th Avg 17° Low 12° at 05:00 High 23° at 13:00 1.5 mm rain Wind ~12 km/h
Clear Rain Partly Cloudy
00:00 13°
02:00 12°
04:00 12°
06:00 12°
08:00 16°
10:00 20°
12:00 23°
14:00 23° 0.2mm
16:00 21° 0.3mm
18:00 18° 0.3mm
20:00 15°
22:00 14°
🌧️ SaturdaySeptember 26th Avg 15° Low 13° at 23:00 High 17° at 09:00 17.4 mm rain Wind ~13 km/h
Cloudy Rain
00:00 14°
02:00 14°
04:00 14° 0.2mm
06:00 14° 0.2mm
08:00 16° 0.1mm
10:00 16° 0.4mm
12:00 15° 0.4mm
14:00 16° 1.1mm
16:00 15° 1.7mm
18:00 14° 1.7mm
20:00 14° 2.1mm
22:00 13° 0.3mm

Sun

☀️ Sunrise 06:28 · Sunset 18:17

11h 49m of daylight · America/Sao_Paulo

Air quality

PM2.5 2.4 µg/m³ - Good

No reason to change your plans - open the windows.

Source: Copernicus CAMS, updated hourly.

Nearby

São Jorge · 5.2 km Guabiju · 9.1 km Ibiraiaras · 10.8 km Nossa Senhora de Fátima · 10.9 km Nossa Senhora da Saúde · 12.9 km Laranjal · 13.5 km

Tools for São Sebastião

☔ Will it rain today? 🌅 Sunrise & sunset 🫁 Air quality 📼 Weather on this day

Common questions about São Sebastião weather

Will it rain in São Sebastião today?

Yes - about 114 mm of rain is expected in São Sebastião today.

What is the temperature in São Sebastião right now?

It is 18° in São Sebastião right now. Today runs between a low of 14° and a high of 18°.

What time is sunrise and sunset in São Sebastião?

The sun rises at 06:28 and sets at 18:17 local time in São Sebastião today, giving 11h 49m of daylight.

What is the air quality in São Sebastião?

PM2.5 in São Sebastião is currently 2.4 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.

How accurate is the São Sebastião forecast, and how far ahead does it go?

This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers São Sebastião best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.

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