Weather in Santiago - 14-day forecast

Detailed weather forecast for Santiago, Chile: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Santiago

today☁️ 21°💧 11.7 mm

Thu☁️ 22°💧 16.1 mm

Fri☁️ 18°💧 28.3 mm

Sat🌧️ 17°💧 0.2 mm

Sun☁️ 17°💧 11 mm

Mon☁️ 20°💧 6.8 mm

Tue☁️ 16°💧 0.9 mm

Wed🌧️ 14°💧 1.8 mm

14-day forecast - Santiago

📅 Santiago 30 & 45-day weather - long-range outlook

Next 15 days · forecast

16°

around 14° at night · days with rain: 12

Weeks 3-4 · avg for July

15°

around 3° at night · rain chance 14%

Weeks 5-7 · avg for August

17°

around 4° at night · rain chance 14%

The 30 & 45-day outlook for Santiago: the next 15 days are a numerical forecast updated daily - on average 16° by day and 14° at night. Further out we rely on multi-year climate averages: around 15° in July, and about 17° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Santiago

Wednesday8 July 2026

☁️21°overcast clouds

sunrise 07:47 · sunset 17:49 · night 17° · evening 19° · rain 11.73 mm · humidity 12% · wind 3 m/s · clouds 100%

Thursday9 July 2026

☁️22°overcast clouds

sunrise 07:46 · sunset 17:49 · night 17° · evening 19° · rain 16.08 mm · humidity 34% · wind 3 m/s · clouds 100%

Friday10 July 2026

☁️18°overcast clouds

sunrise 07:46 · sunset 17:50 · night 16° · evening 18° · rain 28.32 mm · humidity 37% · wind 2 m/s · clouds 100%

Saturday11 July 2026

🌧️17°light rain

sunrise 07:46 · sunset 17:50 · night 16° · evening 18° · rain 0.21 mm · humidity 58% · wind 2 m/s · clouds 100%

Sunday12 July 2026

☁️17°overcast clouds

sunrise 07:46 · sunset 17:51 · night 18° · evening 21° · rain 10.95 mm · humidity 52% · wind 2 m/s · clouds 98%

Monday13 July 2026

☁️20°overcast clouds

sunrise 07:45 · sunset 17:52 · night 17° · evening 21° · rain 6.75 mm · humidity 24% · wind 2 m/s · clouds 100%

Tuesday14 July 2026

☁️16°overcast clouds

sunrise 07:45 · sunset 17:52 · night 14° · evening 15° · rain 0.93 mm · humidity 36% · wind 2 m/s · clouds 100%

Wednesday15 July 2026

🌧️14°light rain

sunrise 07:45 · sunset 17:53 · night 15° · evening 16° · rain 1.83 mm · humidity 55% · wind 4 m/s · clouds 100%

Thursday16 July 2026

☁️16°overcast clouds

sunrise 07:44 · sunset 17:53 · night 17° · evening 18° · rain 0.39 mm · humidity 37% · wind 1 m/s · clouds 100%

Friday17 July 2026

🌧️18°light rain

sunrise 07:44 · sunset 17:54 · night 12° · evening 18° · rain 1.65 mm · humidity 28% · wind 6 m/s · clouds 100%

Saturday18 July 2026

🌧️14°light rain

sunrise 07:43 · sunset 17:55 · night 13° · evening 13° · rain 2.52 mm · humidity 63% · wind 3 m/s · clouds 100%

Sunday19 July 2026

🌧️11°heavy rain

sunrise 07:43 · sunset 17:55 · night 8° · evening 7° · rain 46.86 mm · humidity 89% · wind 4 m/s · clouds 100%

Monday20 July 2026

🌧️9°moderate rain

sunrise 07:42 · sunset 17:56 · night 10° · evening 9° · rain 17.64 mm · humidity 87% · wind 2 m/s · clouds 100%

Tuesday21 July 2026

🌧️12°moderate rain

sunrise 07:42 · sunset 17:56 · night 10° · evening 11° · rain 26.55 mm · humidity 75% · wind 3 m/s · clouds 81%

Wednesday22 July 2026

🌧️11°light rain

sunrise 07:41 · sunset 17:57 · night 10° · evening 13° · rain 1.41 mm · humidity 47% · wind 2 m/s · clouds 75%

☀️ UV index in Santiago - is it safe to sunbathe?

Today the UV index in Santiago is 2 (low). You can safely stay outside. Sunscreen only matters for very long exposure.

Air quality and smog in Santiago

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Santiago de Chile	125.3	129.5	very poor
Rancagua	65.7	67.8	sufficient
Viña del Mar	47	50.1	moderate
Talca	31.7	32.6	good
Coquimbo	29.8	33.4	good
Chillán	29.7	31.8	good
Antofagasta	19.3	25.6	good
Arica	16.6	25	good
Copiapo	14.2	17	good
Puente Alto	12.9	13.7	very good
Calama	12.3	45.4	very good
Talcahuano	11.6	17.2	very good
Concepcion	11.6	17.2	very good
Los Ángeles	11.2	12.8	very good
Punta Arenas	9.9	17	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-07, 22:00).

Santiago weather through the year

Warmest, driest months on average: January, February, March, April.

🎉 Public holidays in Santiago - when are the long weekends?

Next long weekend in Santiago: Our Lady of Mount Carmel (16 July, Thursday) - Thursday–Sunday if you take Friday off (4 days).

16 JulyThursday

Our Lady of Mount Carmel

🎈 long weekend + bridge day

15 AugustSaturday

Assumption of Mary

falls on a weekend

18 SeptemberFriday

National holiday

🎈 long weekend

19 SeptemberSaturday

Army Day

falls on a weekend

12 OctoberMonday

Columbus Day

🎈 long weekend

31 OctoberSaturday

Reformation Day

falls on a weekend

1 NovemberSunday

All Saints Day

falls on a weekend

8 DecemberTuesday

Immaculate Conception

🎈 long weekend + bridge day

25 DecemberFriday

Christmas Day

🎈 long weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

26 MarchFriday 2027

Good Friday

🎈 long weekend

27 MarchSaturday 2027

Holy Saturday

falls on a weekend

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

Nearby places

ChillánCoquimbo

FAQ - Santiago weather

What is the weather like in Santiago today?

Today it is about 21° during the day and 17° at night, overcast clouds.

How far ahead can I check the forecast for Santiago?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.