Sishen weather by month & the best time to visit
South Africa · small town · semi-arid climate
The best time to visit Sishen is August — its sunniest month (Sunshine Score 99/100), with May and September close behind. Sishen averages about 3,897 hours of sunshine a year. Daytime highs around 22°C / 72°F and roughly 4 mm of rain in August.
When is the best time to visit Sishen?
For sunshine, the best time to visit Sishen is August, then May and September. The dullest month is January (60/100, 76 mm of rain). The full month-by-month picture is in the table below.
How sunny is Sishen?
Sishen is one of the sunniest places on Earth: about 3,897 hours of sunshine a year. August (99/100) is noticeably better than January (60). It ranks #2 of 21 destinations in South Africa for annual sunshine, above the national median of 2,871 hours. Rain has a clear season: the wettest stretch, around February, carries about 47% of the annual 414 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 60 | 35° / 95°F | 20° / 68°F | 76 mm | 14 |
| February | 79 | 33° / 91°F | 19° / 66°F | 64 mm | 13 |
| March | 90 | 31° / 88°F | 17° / 63°F | 56 mm | 11 |
| April | 89 | 27° / 81°F | 12° / 54°F | 59 mm | 8 |
| May | 98 | 23° / 73°F | 8° / 46°F | 13 mm | 5 |
| June | 90 | 19° / 66°F | 4° / 39°F | 8 mm | 4 |
| July | 91 | 19° / 66°F | 3° / 37°F | 2 mm | 5 |
| August | 99 | 22° / 72°F | 5° / 41°F | 4 mm | 6 |
| September | 98 | 27° / 81°F | 10° / 50°F | 9 mm | 8 |
| October | 95 | 31° / 88°F | 14° / 57°F | 30 mm | 10 |
| November | 84 | 33° / 91°F | 16° / 61°F | 38 mm | 12 |
| December | 63 | 35° / 95°F | 18° / 64°F | 55 mm | 14 |
Nearest destinations
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Sishen: questions and answers
What kind of destination is Sishen?
Sishen is a small town in South Africa at 1,172 m elevation with a semi-arid climate.
How many hours of sunshine does Sishen get a year?
Sishen gets about 3,897 hours of sunshine a year, at its best around August.
When is the best time to visit Sishen?
The sunniest time to visit Sishen is August, when the Sunshine Score peaks at 99/100 (with May and September close behind). Expect daytime highs around 22°C / 72°F.
What is the least sunny month in Sishen?
January is the least sunny month in Sishen, scoring 60/100 with about 76 mm of rain.
How strong is the sun in Sishen?
The typical midday UV index in Sishen peaks around 14 (extreme) in January, easing to about 4 (moderate) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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