Thornhill, South Africa Climate
South Africa
Pop. 5,000 Elev. 227 m / 745 ft
TZ: Africa/Johannesburg (UTC+2) ·
Thornhill has a mild, temperate climate year-round, with temperatures ranging from 53°F (12°C) in July to 76°F (24°C) in January. Rain falls on about 16 days per year (14.7 in / 373 mm total). The city averages 188 sunny days per year. Ocean water temperatures reach 73°F (23°C) in summer.
| Temperature | 25°C (76°F) high | 12°C (53°F) low |
| Feels like | 12°C (53°F) low | |
| Rain | 16 days | 373 mm (14.7 in) /yr |
| Sky | 188 sunny | 8 stormy |
| Wind | 1.9 m/s (4.2 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Feb, Mar, May, Aug, Sep, Oct, Nov, Dec
Sky & Air by Month
Cloud cover (%)
37
Jan 42
Feb 42
Mar 46
Apr 28
May 31
Jun 34
Jul 46
Aug 53
Sep 44
Oct 45
Nov 42
Dec Humidity (%)
74
Jan 77
Feb 80
Mar 80
Apr 70
May 63
Jun 65
Jul 69
Aug 74
Sep 72
Oct 75
Nov 74
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 45 km Chief Dawid Stuurman International Airport (PLZ)
Ski resort 446 km Tiffindell
National park 66 km Addo Elephant National Park (Kabouge Section)
Hospital 26 km Letitia Bam
Hiking trail 35 km Nieshout Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 25°C 76°F | 19°C 67°F | 49 mm 1.9 in | — | 18 |
| February | 24°C 75°F | 19°C 66°F | 31 mm 1.2 in | — | 14 |
| March | 24°C 75°F | 18°C 65°F | 40 mm 1.6 in | — | 14 |
| April | 22°C 72°F | 16°C 61°F | 44 mm 1.8 in | — | 13 |
| May | 22°C 71°F | 14°C 57°F | 19 mm 0.8 in | — | 21 |
| June | 20°C 68°F | 13°C 55°F | 47 mm 1.9 in | — | 21 |
| July | 20°C 67°F | 12°C 53°F | 41 mm 1.6 in | — | 18 |
| August | 20°C 67°F | 13°C 55°F | 12 mm 0.5 in | — | 15 |
| September | 20°C 67°F | 14°C 57°F | 22 mm 0.9 in | — | 12 |
| October | 21°C 70°F | 14°C 58°F | 29 mm 1.1 in | — | 14 |
| November | 22°C 72°F | 17°C 62°F | 21 mm 0.8 in | — | 14 |
| December | 23°C 74°F | 17°C 63°F | 17 mm 0.7 in | — | 14 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 1 |
| February | 14 | 0 |
| March | 14 | 1 |
| April | 13 | 2 |
| May | 21 | 0 |
| June | 21 | 2 |
| July | 18 | 2 |
| August | 15 | 0 |
| September | 12 | 0 |
| October | 14 | 0 |
| November | 14 | 0 |
| December | 14 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 23°C 73°F | 23°C 73°F |
| February | 22°C 72°F | 22°C 71°F |
| March | 20°C 68°F | 21°C 70°F |
| April | 19°C 65°F | 19°C 67°F |
| May | 19°C 66°F | 17°C 63°F |
| June | 20°C 68°F | 17°C 62°F |
| July | 19°C 67°F | 16°C 60°F |
| August | 18°C 64°F | 15°C 60°F |
| September | 19°C 66°F | 17°C 62°F |
| October | 19°C 66°F | 17°C 63°F |
| November | 20°C 68°F | 20°C 67°F |
| December | 20°C 68°F | 20°C 69°F |