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Weather & Climate
Newcastle, KwaZulu-Natal, South Africa
Overview
Climate data and monthly weather averages for Newcastle.
Key Metrics
Annual Avg
17.4°C
Summer Avg
21.7°C
Winter Avg
11.8°C
Record High
41.8°C
Record Low
-2.8°C
Annual Precipitation
746.1 mm
Avg Humidity
59%
Summer Humidity
66%
Winter Humidity
52%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 41.8° | 21.9° | 4.8° | 128.3 | 67% | 206 | 38.1 |
| Feb | 37.7° | 21.5° | 9° | 97.2 | 68% | 178 | 41.7 |
| Mar | 35.9° | 20° | 4.2° | 85.9 | 68% | 173 | 35.8 |
| Apr | 34° | 16.9° | 1° | 45.3 | 65% | 140 | 49.7 |
| May | 31.3° | 14.1° | -2.2° | 11.2 | 57% | 131 | 48.7 |
| Jun | 28.1° | 10.9° | -2.8° | 10.5 | 55% | 115 | 61.8 |
| Jul | 28.2° | 10.8° | -2.8° | 11.2 | 52% | 129 | 53.2 |
| Aug | 32.2° | 13.8° | -2.3° | 17.7 | 48% | 150 | 63 |
| Sep | 35.8° | 17.4° | -0.5° | 34.2 | 48% | 174 | 53.7 |
| Oct | 38.3° | 19.4° | 3° | 79 | 56% | 190 | 57.5 |
| Nov | 39.6° | 20.6° | 3.4° | 104.7 | 61% | 198 | 53.1 |
| Dec | 39.8° | 21.8° | 6.4° | 120.9 | 64% | 209 | 44.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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