Weather in Provincia de Santiago for September 2026
Until now, September 2026 in Provincia de Santiago has been nearly identical to the historical average, with a temperature of 15.7 °C (showing only a slight deviation of 0.3 °C).
The forecast for the upcoming days in Provincia de Santiago predicts a temperature of 19.5 °C, which is slightly above the historical average.
In general, the average temperature in Provincia de Santiago at the beginning of September is 16 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18.1 °C by the end of September.
Provincia de Santiago experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 64.6 mm.
Temperatures
Rain 🌧️
Provincia de Santiago Weather September
Temperatures trend during September in Provincia de Santiago
September weather in Provincia de Santiago day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Overcast | 18° /7° | 0.4 mm | 4 | |
| 2 Sept. |  Light rain shower | 15° /5° | 4.2 mm | 4 | |
| 3 Sept. |  Light rain | 13° /5° | 1.1 mm | 4 | |
| 4 Sept. |  Sunny | 16° /6° | 1.3 mm | 5 | |
| 5 Sept. | Overcast | 18° /7° | 0.1 mm | 5 | |
| 6 Sept. | Sunny | 17° /6° | 13.8 mm | 5 | |
| 7 Sept. | Sunny | 15° /4° | 1.1 mm | 4 | |
| 8 Sept. | Patchy rain possible | 15° /6° | 0.3 mm | 4 | |
| 9 Sept. | Light rain shower | 17° /6° | 0.7 mm | 5 | |
| 10 Sept. | Patchy rain possible | 16° /6° | 1.7 mm | 4 | |
| 11 Sept. | Sunny | 17° /6° | 19.3 mm | 5 | |
| 12 Sept. | Sunny | 17° /6° | 0 mm | 6.5 | |
| 13 Sept. | Sunny | 20° /12° | 0 mm | 6.8 | |
| 14 Sept. | Sunny | 22° /13° | 0 mm | 7.3 | |
| 15 Sept. |  Smoky haze | 25° /17° | 0 mm | 8 | |
| 16 Sept. | Overcast | 20° /13° | 0 mm | 6 | |
| 17 Sept. | Overcast | 20° /11° | 0 mm | 7 | |
| 18 Sept. | Overcast | 21° /12° | 0 mm | 6 | |
| 19 Sept. | Overcast | 17° /11° | 0 mm | 5 | |
| 20 Sept. | Overcast | 19° /11° | 0 mm | 5 | |
| 21 Sept. | Overcast | 18° /12° | 0 mm | 5 | |
| 22 Sept. | Overcast | 17° /10° | 0 mm | 5 | |
| 23 Sept. | Overcast | 18° /12° | 0 mm | 5 | |
| 24 Sept. | Overcast | 20° /12° | 0 mm | 5 | |
| 25 Sept. | Patchy rain possible | 18° /5° | 0.3 mm | 5 | |
| 26 Sept. | Sunny | 15° /3° | 1.6 mm | 4 | |
| 27 Sept. | Sunny | 17° /4° | 0 mm | 5 | |
| 28 Sept. | Sunny | 18° /7° | 0 mm | 5 | |
| 29 Sept. | Sunny | 19° /6° | 0.3 mm | 5 | |
| 30 Sept. | Sunny | 20° /9° | 0.3 mm | 6 | |
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Provincia de Santiago in September - FAQ
What are the expected maximum and minimum temperatures in Provincia de Santiago during September?
How much rainfall should be expected in Provincia de Santiago during September?
What are the typical wind conditions in Provincia de Santiago during September?
Provincia de Santiago water temperatures in September
The average water temperature of the Pacific Ocean near Provincia de Santiago in September is 12.9 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Provincia de Santiago in September?
- The average water temperature in Provincia de Santiago in September is 12.9 °C.
- Can you swim in Provincia de Santiago in September?
- Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.
September rainfall patterns in Provincia de Santiago
UV exposure in Provincia de Santiago during September
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Where is Provincia de Santiago?Get accurate weather forecasts for Provincia de Santiago, located at latitude -33.457 and longitude -70.648. Stay updated with localized weather information tailored for Provincia de Santiago.