Rustenburg, South Africa experiences average highs of 26°C (79°F) and lows of 14°C (57°F) throughout the year. The climate is relatively dry, with only 6 rainy days per month on average. Sunshine is abundant, averaging about 10 hours per day. Average highs have cooled by 2.9°C (5.2°F) across the available records.
Rustenburg, South Africa Weather & Climate 2026
Monthly climate averages for Rustenburg, South Africa. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: May–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
8.4/10
Best: April, September, October
UV Index
7
High
Temperature 26°C / 14°C
Feels Like 25°C / 12°C
Rainy Days 6
Rainfall 49 mm
Sunshine 10 h
Humidity 53%
Wind Speed 14 km/h
Dew Point 10°C
Hottest Month
30°C
October
Avg Low 15°C
Rain 6 days
Coldest Month
6°C
July
Avg High 20°C
Rain 1 days
Driest Month
0 days
August
Avg High 24°C
Avg Low 9°C
Windiest Month
17 km/h
October (Gusts 39)
Worst Time to Visit
Consider avoiding July due to less favorable weather conditions.
Sun Position
Sunrise 06:57
Daylight 10.7h
Sunset 17:38
Live conditions —
Rustenburg on the map · live conditions
Rustenburg, South Africa
- Continent
- Africa
- Country
- South Africa
- City
- Rustenburg
- Population
- 373.7K
- Coordinates
- -25.67°, 27.24°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 29°C
Avg Low 15°C
Rain 6 days/mo
2/3 best months
Summer
Dec–Feb
Avg High 29°C
Avg Low 19°C
Rain 13 days/mo
Autumn
Mar–May
Avg High 25°C
Avg Low 13°C
Rain 6 days/mo
1/3 best months
Winter
Jun–Aug
Avg High 22°C
Avg Low 7°C
Rain 1 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 29°C / 19°C . Feb: 29°C / 19°C . Mar: 28°C / 17°C . Apr: 25°C / 14°C . May: 23°C / 9°C . Jun: 20°C / 6°C . Jul: 20°C / 6°C . Aug: 24°C / 9°C . Sep: 29°C / 13°C . Oct: 30°C / 15°C . Nov: 30°C / 17°C . Dec: 29°C / 18°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 107 mm. Feb: 110 mm. Mar: 53 mm. Apr: 60 mm. May: 18 mm. Jun: 5 mm. Jul: 6 mm. Aug: 1 mm. Sep: 6 mm. Oct: 40 mm. Nov: 67 mm. Dec: 120 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 61%. Feb: 65%. Mar: 62%. Apr: 64%. May: 56%. Jun: 50%. Jul: 44%. Aug: 37%. Sep: 35%. Oct: 42%. Nov: 53%. Dec: 62%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 14 km/h . Feb: 13 km/h . Mar: 13 km/h . Apr: 13 km/h . May: 12 km/h . Jun: 13 km/h . Jul: 14 km/h . Aug: 16 km/h . Sep: 17 km/h . Oct: 17 km/h . Nov: 17 km/h . Dec: 16 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 11h. Mar: 10h. Apr: 10h. May: 10h. Jun: 10h. Jul: 10h. Aug: 10h. Sep: 11h. Oct: 11h. Nov: 11h. Dec: 11h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 8. Mar: UV 8. Apr: UV 7. May: UV 6. Jun: UV 5. Jul: UV 5. Aug: UV 6. Sep: UV 8. Oct: UV 9. Nov: UV 9. Dec: UV 9.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have cooled by 2.9°C (5.2°F) across the available records. Average rainfall is trending wetter by about 39 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Sep 2025 · 28°C | Oct · 30°C |
| Coldest month | Jun 2025 · 5°C | Jul · 6°C |
| Wettest month | Feb 2025 · 269 mm | Dec · 120 mm |
| Windiest month | Sep 2025 · 17 km/h | Oct · 17 km/h |
Month-by-Month Weather Table
January
Good 
February
Good March
Excellent April best
Excellent May
Excellent June
Good July
Fair August
Excellent September best
Excellent October best
Excellent November
Excellent December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 29°C / 19°C | 31°C / 20°C | 13days (107 mm) Wet | 11.2h Excellent | 61% Muggy | 9.3 Very High | Good | View Details |
| February | 29°C / 19°C | 30°C / 19°C | 12days (110 mm) Wet | 10.5h Excellent | 65% Muggy | 8.3 Very High | Good | View Details |
| March | 28°C / 17°C | 29°C / 17°C | 9days (53 mm) Wet | 10.4h Excellent | 62% Muggy | 8.2 Very High | Excellent | View Details |
| April best | 25°C / 14°C | 25°C / 13°C | 7days (60 mm) Good | 9.5h Good | 64% Muggy | 6.5 High | Excellent | View Details |
| May | 23°C / 9°C | 21°C / 7°C | 2days (18 mm) Excellent | 9.7h Good | 56% Moderate | 5.6 High | Excellent | View Details |
| June | 20°C / 6°C | 17°C / 3°C | 1days (5 mm) Excellent | 9.5h Good | 50% Moderate | 5 Moderate | Good | View Details |
| July | 20°C / 6°C | 17°C / 3°C | 1days (6 mm) Excellent | 9.6h Good | 44% Moderate | 5.2 High | Fair | View Details |
| August | 24°C / 9°C | 21°C / 6°C | 0days (1 mm) Excellent | 10.2h Excellent | 37% Comfortable | 6.3 High | Excellent | View Details |
| September best | 29°C / 13°C | 26°C / 11°C | 1days (6 mm) Excellent | 10.8h Excellent | 35% Comfortable | 7.6 Very High | Excellent | View Details |
| October best | 30°C / 15°C | 28°C / 14°C | 6days (40 mm) Good | 11h Excellent | 42% Moderate | 8.5 Very High | Excellent | View Details |
| November | 30°C / 17°C | 30°C / 16°C | 10days (67 mm) Wet | 11h Excellent | 53% Moderate | 8.8 Very High | Excellent | View Details |
| December | 29°C / 18°C | 30°C / 19°C | 15days (120 mm) Wet | 10.7h Excellent | 62% Muggy | 8.9 Very High | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Rustenburg are April, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Rustenburg, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Rustenburg is October, with average daytime highs of 30°C (85°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Rustenburg is July, with average overnight lows of 6°C (43°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Rustenburg is December, averaging 120mm of precipitation across 15 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Rustenburg runs through December, January, February, November, with the heaviest rainfall in December. Based on 10-year averages for Rustenburg.
Rustenburg receives approximately 124 sunshine hours per year. The sunniest month is January with around 11 hours. Based on climate data for Rustenburg.
The least favorable months to visit Rustenburg are July, primarily due to less favorable weather conditions. For the best conditions, consider April, September, October instead.
The annual average UV index in Rustenburg is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Rustenburg is 53%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Rustenburg are 14 km/h (9 mph). The windiest month is October with peak winds reaching 17 km/h (11 mph) (gusts up to 39 km/h / 24 mph).
Rustenburg averages 14 clear-sky days per month with overall cloud cover around 31%. The clearest skies occur in July.
The annual average dew point in Rustenburg is 10°C (50°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Rustenburg has a Hot Semi-Arid climate, classified as BSh under the Köppen system. Arid climates have very low rainfall relative to temperature, with large swings between daytime heat and cool nights.
The 'feels like' temperature in Rustenburg ranges from 12°C (54°F) to 25°C (77°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
July is not the best time to visit Rustenburg, with a climate score of 6.4/10. Consider visiting during April, September, October instead for better conditions.
For July in Rustenburg, pack Warm evening layer, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 20°C (69°F) and 1 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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