Postmasburg Climate by Month
Postmasburg, Northern Cape, South Africa
Hot summers and cool winters, with little rain, mostly from December to April.
Hot summers and cool winters, with little rain, mostly from December to April: that's Postmasburg's climate in short. Expect highs of 93°F (34°C) in December and 65°F (18°C) in July, with the coldest nights (July) near 32°F (0°C). It gets only 13 in (325 mm) of rain a year. July to September are almost completely dry. The air is dry, averaging 40% relative humidity.
- Warmest month
- 93°F(34°C)
- Average high, December
- Coldest nights
- 32°F(0°C)
- Average low, July
- Rain per year
- 13 in(325 mm)
- Wettest: January
- Humidity
- 40%
- Sunniest: December
Best and worst months in Postmasburg
Best for weatherMay, August and September are the best time for weather in Postmasburg: highs near 74°F (23°C) and almost no rain.
Least pleasantDecember and January are the least pleasant; January is the hottest, with highs of 91°F (33°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Postmasburg weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 91°F(33°C) | 61°F(16°C) | 2.6 in(65 mm) | 42% | 7.6 |
| FebFebruary | 90°F(32°C) | 61°F(16°C) | 2.1 in(54 mm) | 47% | 7.1 |
| MarMarch | 86°F(30°C) | 57°F(14°C) | 2.3 in(59 mm) | 49% | 6.0 |
| AprApril | 78°F(25°C) | 50°F(10°C) | 1.4 in(36 mm) | 55% | 5.0 |
| MayMayBest | 71°F(22°C) | 40°F(4°C) | 0.5 in(13 mm) | 47% | 4.2 |
| JunJune | 66°F(19°C) | 33°F(1°C) | 0.4 in(10 mm) | 50% | 3.8 |
| JulJuly | 65°F(18°C) | 32°F(0°C) | 0.2 in(4 mm) | 43% | 4.0 |
| AugAugustBest | 71°F(22°C) | 36°F(2°C) | 0.3 in(7 mm) | 35% | 4.9 |
| SepSeptemberBest | 79°F(26°C) | 43°F(6°C) | 0.2 in(6 mm) | 27% | 6.0 |
| OctOctober | 87°F(30°C) | 52°F(11°C) | 0.6 in(15 mm) | 28% | 7.0 |
| NovNovember | 89°F(32°C) | 56°F(13°C) | 0.8 in(20 mm) | 29% | 7.7 |
| DecDecember | 93°F(34°C) | 61°F(16°C) | 1.4 in(36 mm) | 32% | 7.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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