Weather in Santiago for January 2026
So far, January 2026 in Santiago is slightly warmer than the historical average by 0.8 °C.
Expect cooler weather in the next days in Santiago with the forecast suggesting a temperature of 29.8 °C, lower than the historical average.
In general, the average temperature in Santiago at the beginning of January is 25.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.4 °C by the end of January.
Precipitation in Santiago during January is a rare event, with an average of fewer than 2 rainy days.
Temperatures
Rain 🌧️
Santiago Weather January
Temperatures trend during January in Santiago
January weather in Santiago day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Sunny | 26° /14° | 0.2 mm | 8 | |
| 2 Jan. | Sunny | 26° /13° | 0.1 mm | 9 | |
| 3 Jan. | Sunny | 26° /13° | 0 mm | 9 | |
| 4 Jan. | Sunny | 26° /14° | 0 mm | 9 | |
| 5 Jan. |  Patchy rain possible | 25° /14° | 0 mm | 10 | |
| 6 Jan. | Sunny | 24° /13° | 0.1 mm | 10 | |
| 7 Jan. | Sunny | 23° /13° | 0.2 mm | 9 | |
| 8 Jan. | Sunny | 23° /12° | 0 mm | 10 | |
| 9 Jan. | Sunny | 26° /14° | 0.8 mm | 9 | |
| 10 Jan. | Sunny | 28° /14° | 0.1 mm | 10 | |
| 11 Jan. |  Partly cloudy | 27° /15° | 0 mm | 10 | |
| 12 Jan. | Sunny | 26° /15° | 0 mm | 10 | |
| 13 Jan. | Sunny | 27° /15° | 0 mm | 10 | |
| 14 Jan. | Sunny | 25° /13° | 0 mm | 10 | |
| 15 Jan. | Sunny | 25° /12° | 0 mm | 9 | |
| 16 Jan. | Patchy rain possible | 25° /13° | 0.3 mm | 9 | |
| 17 Jan. | Sunny | 25° /14° | 0 mm | 9 | |
| 18 Jan. | Sunny | 24° /12° | 0 mm | 8 | |
| 19 Jan. | Sunny | 27° /14° | 0 mm | 10 | |
| 20 Jan. | Sunny | 26° /14° | 0 mm | 10 | |
| 21 Jan. | Sunny | 26° /14° | 0 mm | 10 | |
| 22 Jan. | Sunny | 27° /14° | 0 mm | 10 | |
| 23 Jan. | Sunny | 27° /15° | 0 mm | 10 | |
| 24 Jan. | Sunny | 27° /15° | 0 mm | 10 | |
| 25 Jan. | Sunny | 28° /16° | 0 mm | 10 | |
| 26 Jan. | Sunny | 26° /15° | 0.6 mm | 10 | |
| 27 Jan. | Sunny | 27° /15° | 0 mm | 9 | |
| 28 Jan. | Sunny | 28° /15° | 0 mm | 10 | |
| 29 Jan. | Sunny | 29° /16° | 0 mm | 10 | |
| 30 Jan. | Sunny | 31° /19° | 0 mm | 3.2 | |
| 31 Jan. | Patchy rain possible | 30° /19° | 1.8 mm | 2.4 | |
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Santiago in January - FAQ
What are the expected maximum and minimum temperatures in Santiago during January?
How much rainfall should be expected in Santiago during January?
What are the typical wind conditions in Santiago during January?
Santiago water temperatures in January
The average water temperature of the Pacific Ocean near Santiago in January is 15.4 °C. At the beginning of January temperatures are around 15 °C; by the end of the month they get a bit warmer and reach 15.9 °C.
- What is the water temperature in Santiago in January?
- The average water temperature in Santiago in January is 15.4 °C.
- Can you swim in Santiago in January?
- Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.
January rainfall patterns in Santiago
UV exposure in Santiago during January
Quick links
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