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Weather & Climate
Constantia, Western Cape, South Africa
Overview
Climate data and monthly weather averages for Constantia.
Key Metrics
Annual Avg
17.1°C
Summer Avg
19.8°C
Winter Avg
14.6°C
Record High
28.3°C
Record Low
9.2°C
Annual Precipitation
488.7 mm
Avg Humidity
79%
Summer Humidity
78%
Winter Humidity
79%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 27.1° | 20° | 15.2° | 13.6 | 78% | 248 | 55.8 |
| Feb | 28.2° | 20.3° | 15.9° | 9.2 | 79% | 198 | 55 |
| Mar | 27.7° | 19.3° | 14.9° | 17.1 | 79% | 175 | 57.6 |
| Apr | 26.8° | 17.7° | 12.9° | 37.2 | 80% | 123 | 67.8 |
| May | 23.7° | 16.5° | 11.8° | 50.8 | 81% | 89 | 61.6 |
| Jun | 21.6° | 15.1° | 10.4° | 90.9 | 79% | 72 | 76.5 |
| Jul | 21.7° | 14.4° | 10.1° | 81.2 | 80% | 83 | 70.2 |
| Aug | 21.8° | 14.3° | 9.2° | 76.3 | 79% | 107 | 69 |
| Sep | 24.5° | 15° | 10.6° | 39.9 | 79% | 143 | 63.3 |
| Oct | 28.3° | 16.2° | 10.9° | 31 | 79% | 194 | 59.1 |
| Nov | 27.4° | 17.4° | 12.8° | 29.7 | 78% | 224 | 59.9 |
| Dec | 27.1° | 19.1° | 14.6° | 11.8 | 78% | 252 | 54.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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