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Weather & Climate
San Antonio, Valparaíso, Chile
Overview
Available climate summaries for San Antonio. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
14°C
Summer Avg
16.6°C
Winter Avg
11.6°C
Record High
24.5°C
Record Low
5.6°C
Annual Precipitation
262.8 mm
Avg Humidity
83%
Summer Humidity
81%
Winter Humidity
85%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 24.1° | 17° | 12.5° | 1.6 | 81% | 244 | 42.2 |
| Feb | 23.7° | 17.2° | 12° | 2 | 81% | 195 | 41.3 |
| Mar | 24.5° | 16.6° | 11.5° | 4.6 | 82% | 177 | 48.1 |
| Apr | 22.7° | 14.7° | 9.5° | 9.9 | 82% | 124 | 41.1 |
| May | 20.1° | 13.4° | 7.1° | 48.4 | 85% | 85 | 59.7 |
| Jun | 18.2° | 12.1° | 6.3° | 57.6 | 85% | 69 | 59.8 |
| Jul | 17.9° | 11.3° | 5.6° | 53.3 | 85% | 81 | 64.1 |
| Aug | 19° | 11.4° | 5.6° | 47.4 | 85% | 105 | 71.1 |
| Sep | 18.6° | 11.9° | 6.9° | 15.6 | 84% | 141 | 43.7 |
| Oct | 20.4° | 12.9° | 7.8° | 12.1 | 83% | 189 | 41.9 |
| Nov | 22.5° | 14.3° | 9.2° | 6.6 | 81% | 223 | 45.6 |
| Dec | 22.1° | 15.7° | 10.6° | 3.7 | 81% | 249 | 44.6 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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