Rustenburg weather in July

In July, Rustenburg sees average daytime highs of 20°C and overnight lows near 5°C, with 3 mm of rain across 0.6 wet days and about 10.6 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 20°C through the month. The sky is clear or mostly clear about 87% of the time in July, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of July to 10 h 48 min by month's end. Set against the rest of the year, July is Rustenburg's 1st-clearest and 6th-windiest month. For the whole year in context, see Rustenburg's year-round climate.

Daytime high
20°
12th warmest
Overnight low
1st coldest
Rainfall
3 mm
0.6 wet days
Daylight
10 h 30 min
7:00 AM – 5:33 PM
Cloud cover
12%
1st clearest
Wind
8 km/h
6th windiest
Solar energy
4.19 kWh/m²
Travel score
8.6
out of 10

Rustenburg is South African city, town and mine.

Density
1,323/km²
people per km²
Founded
1851

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 20°C through the month.

A typical July day in Rustenburg reaches about 20°C in the afternoon and slips back to 5°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 23°C. Set against its neighbours, July runs on par with June and about 3°C cooler than August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1205
2205
3205
4205
5205
6205
7205
8205
9205
10205
11205
12205
13205
14205
15205
16205
17205
18205
19205
20205
21206
22206
23216
24216
25216
26216
27216
28216
29216
30216
31216

Rustenburg weather by month

How July compares with the rest of the year at a glance. July is the 12th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°9414.113.45.2
Feb29° / 18°8911.812.95.4
Mar27° / 17°7010.412.26.6
Apr25° / 13°335.811.47.9
May23° / 172.310.88.8
Jun20° / 71.310.48.5
Jul20° / 30.610.68.6
Aug23° / 71.211.19.1
Sep27° / 13°141.811.88.4
Oct28° / 15°497.512.66.6
Nov29° / 17°7411.313.35.6
Dec29° / 18°11114.713.65.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of July, with mostly cloudy or overcast conditions the remaining 7%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3919
4919
5919
6919
7919
8928
9928
10928
11937
12937
13937
14946
15946
16946
17955
18955
19955
20955
21955
22955
23955
24955
25955
26955
27955
28955
29955
30946
31946

Chance of precipitation in July

Any precipitation

Rustenburg gets around 3 mm of rain over 0.6 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
53
63
73
82
92
102
112
122
132
141
151
161
171
181
192
202
212
222
232
242
252
263
273
283
293
303
313

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July 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 July

Winds average 8 km/h in July.

Across July, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
319calm

Sunrise & sunset in July

DaylightNight

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

Days grow by about 24 minutes over July. Sunrise moves from 7:02 AM to 6:54 AM, and sunset from 5:27 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.47:025:27
210.47:025:27
310.47:025:28
410.47:025:28
510.47:025:28
610.47:025:29
710.57:025:29
810.57:025:29
910.57:025:30
1010.57:025:30
1110.57:015:31
1210.57:015:31
1310.57:015:32
1410.57:015:32
1510.57:015:32
1610.57:005:33
1710.67:005:33
1810.67:005:34
1910.67:005:34
2010.66:595:35
2110.66:595:35
2210.66:585:36
2310.66:585:36
2410.76:585:37
2510.76:575:37
2610.76:575:38
2710.76:565:38
2810.76:565:39
2910.76:555:39
3010.86:555:40
3110.86:545:40

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.19 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 6.8 kWh/m² in December across the year — July's 4.19 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Moderate
54.0Moderate
64.0Moderate
74.0Bright
84.0Bright
94.0Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in July

Hazard calendar for Rustenburg

In seasonPeak

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

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

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

Is July a good time to visit Rustenburg?

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

8.6
Sightseeing
3rd-best month of the year
4.6
Beach & pool
11th-best month of the year

July is one of the better times to visit Rustenburg for general sightseeing.

What to pack for Rustenburg in July

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

In July, Rustenburg sees daytime highs around 20°C and nights near 5°C. Worth packing: a warm layer.

a warm layer

UV index in Rustenburg in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rustenburg peaks around January 11 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 11UV 14Jun 17UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5Moderate
Jul6High
Aug7Very high
Sep9Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Rustenburg in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Rustenburg is worst in June — around 69 µg/m³ PM2.5 (unhealthy), about 5.0× the cleanest month (December, 14 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJun 1869 µg/m³Dec 2114 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb22Moderate
Mar31Moderate
Apr46Poor
May62Unhealthy
Jun69Unhealthy
Jul66Unhealthy
Aug53Poor
Sep47Poor
Oct28Moderate
Nov17Moderate
Dec14Moderate
Location & terrain

Where is Rustenburg?

Rustenburg sits at 25.7°S, 27.2°E, 1,171 m above sea level, in South Africa. The nearest listed city is Marikana, 24 km away.

Topography around Rustenburg

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

Within 3 km, the terrain around Rustenburg has only modest variations in elevation — a maximum elevation change of 201 m around an average of 1,167 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 650 m; within 80 km, large variations in elevation — a maximum elevation change of 915 m.

The land around Rustenburg is covered by artificial surfaces (56%) and trees (21%) within 3 km, grassland (45%) within 16 km, and grassland (51%) and shrubs (22%) within 80 km.

3 km
201 m
16 km
650 m
80 km
915 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
July weather nearby: Marikana 24 km · Hartbeestfontein-A 37 km · Koster 41 km · Brits 54 km · Bagale 60 km · Hartbeespoort 63 km · Letlhabile 63 km · Krugersdorp 71 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 Rustenburg (-25.6676°, 27.2421°, elevation 1,171 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).