Koster, North West Climate
South Africa
Pop. 23,361 Elev. 1,620 m / 5,315 ft
TZ: Africa/Johannesburg (UTC+2) ·
Koster sees mild summers peaking at 82°F (28°C) in January, and cool winters that bottom out around 40°F (4°C) in June. Precipitation occurs on roughly 61 days per year (39.2 in / 996 mm total). The city averages 218 sunny days per year and around 42 thunderstorm days.
| Temperature | 28°C (82°F) high | 4°C (40°F) low |
| Feels like | 30°C (86°F) high | 4°C (40°F) low |
| Rain | 61 days | 996 mm (39.2 in) /yr |
| Sky | 218 sunny | 42 stormy |
| Wind | 0.9 m/s (2.0 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, May, Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
52
Jan 61
Feb 43
Mar 46
Apr 16
May 5
Jun 12
Jul 11
Aug 27
Sep 34
Oct 64
Nov 59
Dec Humidity (%)
71
Jan 72
Feb 76
Mar 76
Apr 63
May 53
Jun 53
Jul 37
Aug 40
Sep 47
Oct 68
Nov 73
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 103 km Lanseria International Airport (HLA)
Ski resort 375 km AfriSki
National park 77 km Lichtenburg Game Breeding Station
Hospital 2 km Koster Hospital
Hiking trail 85 km Green Route
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 28°C 82°F | 18°C 65°F | 195 mm 7.7 in | — | 14 |
| February | 27°C 80°F | 19°C 65°F | 247 mm 9.7 in | — | 7 |
| March | 26°C 78°F | 16°C 61°F | 83 mm 3.3 in | — | 15 |
| April | 22°C 72°F | 13°C 55°F | 109 mm 4.3 in | — | 14 |
| May | 21°C 70°F | 7°C 45°F | 9 mm 0.3 in | — | 25 |
| June | 19°C 67°F | 4°C 40°F | 2 mm 0.1 in | — | 29 |
| July | 19°C 67°F | 5°C 41°F | 5 mm 0.2 in | — | 28 |
| August | 24°C 75°F | 8°C 47°F | 0 mm 0.0 in | — | 29 |
| September | 27°C 81°F | 13°C 55°F | 15 mm 0.6 in | — | 21 |
| October | 27°C 81°F | 14°C 57°F | 39 mm 1.6 in | — | 19 |
| November | 25°C 77°F | 15°C 59°F | 113 mm 4.4 in | — | 7 |
| December | 26°C 79°F | 17°C 62°F | 180 mm 7.1 in | — | 10 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 8 |
| February | 7 | 8 |
| March | 15 | 7 |
| April | 14 | 2 |
| May | 25 | 1 |
| June | 29 | 0 |
| July | 28 | 0 |
| August | 29 | 0 |
| September | 21 | 0 |
| October | 19 | 1 |
| November | 7 | 4 |
| December | 10 | 11 |