Vereeniging in Summer
In summer (December, January and February), Vereeniging sees average daytime highs around 27°C and overnight lows near 16°C, with 360 mm of rain over about 44 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 40% of the time across summer, and the air most often feels comfortable.
Summer is Vereeniging's weakest season of the year to visit on our travel score. For the whole year in context, see Vereeniging's year-round climate.
- Avg daytime high
- 27°C
- warmest season of the year
- Avg overnight low
- 16°C
- Rainfall
- 360 mm
- 44 wet days
- Avg wind
- 11 km/h
- Travel score
- 6.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Vereeniging in Summer
Across summer, daytime highs hold fairly steady around 27°C.
A typical summer day in Vereeniging reaches about 27°C and drops to 16°C overnight. The warmest of the three months is January, the coolest December.
Vereeniging weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 17° | 126 | 15.1 | 13.5 | 6.0 |
| Feb | 27° / 16° | 97 | 12.3 | 12.9 | 6.3 |
| Mar | 25° / 15° | 82 | 10.8 | 12.2 | 6.9 |
| Apr | 23° / 11° | 40 | 6.8 | 11.4 | 7.8 |
| May | 21° / 7° | 17 | 3.1 | 10.7 | 8.3 |
| Jun | 19° / 4° | 8 | 1.6 | 10.4 | 8.1 |
| Jul | 19° / 4° | 4 | 0.9 | 10.5 | 8.2 |
| Aug | 22° / 7° | 12 | 2.2 | 11.1 | 8.6 |
| Sep | 25° / 11° | 20 | 3.7 | 11.8 | 8.4 |
| Oct | 26° / 13° | 75 | 10 | 12.6 | 7.0 |
| Nov | 26° / 15° | 103 | 12.8 | 13.3 | 6.3 |
| Dec | 27° / 16° | 137 | 16.3 | 13.6 | 5.8 |
Cloud cover in Summer
The sky is clear or mostly clear about 40% of the time across summer.
Chance of precipitation in Summer
Vereeniging gets around 360 mm of rain over 44 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 11 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 36 min in early December to 12 h 36 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.7 kWh/m².
Hazard calendar for Vereeniging
In summer, Vereeniging overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Vereeniging's rainy season runs October–March, when most of the year's rain falls.
Is summer a good time to visit Vereeniging?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Vereeniging for sightseeing.
What to pack for Vereeniging in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Vereeniging sees daytime highs around 27°C and nights near 16°C. Pack rain gear and sun protection. Worth having: light clothes. About 44 days see rain.
UV index in Vereeniging in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Vereeniging peaks around January 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 5 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 15 | 13 | 12 | 8 | 6 | 5 | 5 | 7 | 9 | 10 | 12 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 13 | Extreme |
| Mar | 12 | Extreme |
| Apr | 8 | Very high |
| May | 6 | High |
| Jun | 5 | High |
| Jul | 5 | High |
| Aug | 7 | Very high |
| Sep | 9 | Very high |
| Oct | 10 | Very high |
| Nov | 12 | Extreme |
| Dec | 14 | Extreme |
Air quality in Vereeniging in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Vereeniging is worst in July — around 103 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (January, 24 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 24 | 32 | 48 | 64 | 88 | 100 | 103 | 83 | 65 | 44 | 31 | 25 |
| Level | Moderate | Moderate | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 24 | Moderate |
| Feb | 32 | Moderate |
| Mar | 48 | Poor |
| Apr | 64 | Unhealthy |
| May | 88 | Unhealthy |
| Jun | 100 | Unhealthy |
| Jul | 103 | Unhealthy |
| Aug | 83 | Unhealthy |
| Sep | 65 | Unhealthy |
| Oct | 44 | Poor |
| Nov | 31 | Moderate |
| Dec | 25 | Moderate |
Where is Vereeniging?
Vereeniging sits at 26.7°S, 27.9°E, 1,445 m above sea level, in South Africa. The nearest listed city is Vanderbijlpark, 10 km away.
Topography around Vereeniging
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Vereeniging.
Within 3 km, the terrain around Vereeniging has only modest variations in elevation — a maximum elevation change of 59 m around an average of 1,439 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 238 m; within 80 km, large variations in elevation — a maximum elevation change of 606 m.
The land around Vereeniging is covered by grassland (40%) and artificial surfaces (36%) within 3 km, grassland (46%) and cropland (28%) within 16 km, and grassland (52%) and cropland (33%) within 80 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
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 Vereeniging (-26.6731°, 27.9261°, elevation 1,445 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.