Cullinan weather in August

In August, Cullinan sees average daytime highs of 22°C and overnight lows near 8°C, with 8 mm of rain across 1.7 wet days and about 11.1 hours of daylight. It is the 9th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 85% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of August to 11 h 24 min by month's end. Set against the rest of the year, August is Cullinan's 3rd-clearest and 4th-windiest month. For the whole year in context, see Cullinan's year-round climate.

Daytime high
22°
9th warmest
Overnight low
3rd coldest
Rainfall
8 mm
1.7 wet days
Daylight
11 h 06 min
6:37 AM – 5:43 PM
Cloud cover
17%
3rd clearest
Wind
11 km/h
4th windiest
Solar energy
5.01 kWh/m²
Travel score
8.9
out of 10

Cullinan is town in South Africa.

Founded
1903

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 24°C by the end.

A typical August day in Cullinan reaches about 22°C in the afternoon and slips back to 8°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 26°C. Set against its neighbours, August runs about 3°C warmer than July and about 4°C cooler than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1216
2216
3216
4217
5217
6217
7217
8217
9217
10227
11227
12227
13228
14228
15228
16228
17228
18228
19238
20238
21239
22239
23239
24239
25239
26239
27249
282410
292410
302410
312410

Cullinan weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 17°11214.713.45.9
Feb27° / 17°9711.912.96.2
Mar26° / 16°8910.912.26.8
Apr24° / 12°406.411.47.8
May22° / 152.410.88.6
Jun20° / 71.110.48.4
Jul19° / 40.810.68.5
Aug22° / 81.711.18.9
Sep26° / 12°18311.88.5
Oct27° / 14°709.512.67.0
Nov27° / 15°9712.913.36.2
Dec27° / 16°12116.213.65.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 7% of August, with mostly cloudy or overcast conditions the remaining 9%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3937
4937
5928
6928
7937
8928
9928
10928
11928
12928
13937
14928
15928
16928
17919
18919
19919
20919
219010
229010
239010
249010
259010
269010
279010
289010
299010
309010
319010

Chance of precipitation in August

Any precipitation

Cullinan gets around 8 mm of rain over 1.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
45
55
65
75
85
95
105
115
125
135
145
155
165
175
185
195
205
215
225
235
245
255
265
275
286
296
306
316

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 48 min at the start of August to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over August. Sunrise moves from 6:48 AM to 6:23 AM, and sunset from 5:36 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:485:36
210.86:485:36
310.86:475:37
410.86:465:37
510.96:465:38
610.96:455:38
710.96:445:38
810.96:445:39
910.96:435:39
1011.06:425:40
1111.06:415:40
1211.06:415:41
1311.06:405:41
1411.06:395:42
1511.16:385:42
1611.16:375:43
1711.16:365:43
1811.16:355:44
1911.26:355:44
2011.26:345:45
2111.26:335:45
2211.26:325:45
2311.36:315:46
2411.36:305:46
2511.36:295:47
2611.36:285:47
2711.36:275:48
2811.46:265:48
2911.46:255:48
3011.46:245:49
3111.46:235:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.01 kWh/m².

For context, solar energy here swings from a low near 3.94 kWh/m² to a high of 6.64 kWh/m² in December across the year — August's 5.01 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.6Bright
34.6Bright
44.6Bright
54.7Bright
64.7Bright
74.7Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.9Bright
134.9Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.1Bright
195.1Bright
205.2Bright
215.2Bright
225.2Bright
235.3Bright
245.3Bright
255.3Bright
265.4Bright
275.4Bright
285.5Bright
295.5Bright
305.5Bright
315.6Bright
Planning a trip in August

Hazard calendar for Cullinan

In seasonPeak

None of Cullinan's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Cullinan's rainy season runs October–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Cullinan?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.9
Sightseeing
1st-best month of the year
6.3
Beach & pool
6th-best month of the year

August is one of the better times to visit Cullinan for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Cullinan in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Cullinan sees daytime highs around 22°C and nights near 8°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Cullinan in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cullinan peaks around January 1 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 5 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 1UV 14Jun 17UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5High
Jul6High
Aug7Very high
Sep9Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Cullinan in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Cullinan is worst in July — around 188 µg/m³ PM2.5 (very unhealthy), about 6.6× the cleanest month (January, 29 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyVery unhealthyUnhealthyPoorJul 10187 µg/m³Jan 1229 µg/m³
PM2.5 (µg/m³)Level
Jan29Moderate
Feb43Poor
Mar67Unhealthy
Apr114Unhealthy
May169Very unhealthy
Jun185Very unhealthy
Jul188Very unhealthy
Aug142Unhealthy
Sep108Unhealthy
Oct62Unhealthy
Nov43Poor
Dec32Moderate
Location & terrain

Where is Cullinan?

Cullinan sits at 25.7°S, 28.5°E, 1,449 m above sea level, in South Africa. The nearest listed city is Ekangala, 21 km away.

Topography around Cullinan

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cullinan.

Within 3 km, the terrain around Cullinan has only modest variations in elevation — a maximum elevation change of 184 m around an average of 1,438 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 418 m; within 80 km, large variations in elevation — a maximum elevation change of 909 m.

The land around Cullinan is covered by grassland (46%) within 3 km, grassland (61%) within 16 km, and grassland (49%) within 80 km.

3 km
184 m
16 km
418 m
80 km
909 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ekangala 21 km · Moloto South 26 km · Bronkhorstspruit 27 km · Pretoria 35 km · Hammanskraal 38 km · Centurion 40 km · Midstream 43 km · Thembisa 47 km

South Africa travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / M / N
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
5.0 / 10
World Happiness, 2025
Safe drinking water
68%
of population, 2024
Homicide rate
43.7
per 100k, 2022
Road deaths
22.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very high
EF EPI 602
Religion
Christian 86%or other traditional African religions 5%nothing in particular 5%Muslim 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Cullinan (-25.6709°, 28.5236°, elevation 1,449 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).