Ceres in Summer
In summer (December, January and February), Ceres sees average daytime highs around 29°C and overnight lows near 15°C, with 48 mm of rain over about 9 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 27°C in early December to 29°C by late February. The sky is clear or mostly clear about 79% of the time across summer, and the air most often feels dry.
Summer is Ceres's 3rd-best season to visit on our travel score. For the whole year in context, see Ceres's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 15°C
- Rainfall
- 48 mm
- 9 wet days
- Avg wind
- 8 km/h
- Travel score
- 7.2
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Ceres in Summer
Over the season highs climb from about 27°C in early December to 29°C by late February.
A typical summer day in Ceres reaches about 29°C and drops to 15°C overnight. The warmest of the three months is February, the coolest December.
Ceres 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 | 29° / 16° | 15 | 2.9 | 14 | 6.8 |
| Feb | 30° / 16° | 13 | 2.4 | 13.2 | 6.8 |
| Mar | 28° / 14° | 19 | 3.2 | 12.3 | 7.8 |
| Apr | 24° / 11° | 42 | 4.7 | 11.2 | 8.1 |
| May | 20° / 8° | 63 | 6.8 | 10.3 | 7.1 |
| Jun | 16° / 5° | 105 | 8.7 | 9.8 | 5.5 |
| Jul | 16° / 4° | 87 | 8 | 10 | 5.4 |
| Aug | 16° / 5° | 75 | 8.6 | 10.8 | 5.6 |
| Sep | 19° / 7° | 52 | 6.4 | 11.8 | 6.7 |
| Oct | 22° / 9° | 36 | 5.2 | 12.8 | 7.7 |
| Nov | 25° / 11° | 36 | 5.1 | 13.7 | 8.2 |
| Dec | 28° / 14° | 20 | 3.7 | 14.2 | 7.9 |
Cloud cover in Summer
The sky is clear or mostly clear about 79% of the time across summer.
Chance of precipitation in Summer
Ceres gets around 48 mm of rain over 9 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 hours in early December to 12 h 48 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 8.2 kWh/m².
Hazard calendar for Ceres
None of Ceres's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Ceres's rainy season runs May–September, when most of the year's rain falls.
Is summer a good time to visit Ceres?
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 one of the better times to visit Ceres for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Ceres in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Ceres sees daytime highs around 29°C and nights near 15°C. Pack light clothes and sun protection. About 9 days see rain.
UV index in Ceres in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ceres peaks around January 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).
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) | 14 | 11 | 10 | 7 | 4 | 3 | 3 | 5 | 6 | 10 | 12 | 12 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 11 | Extreme |
| Mar | 10 | Very high |
| Apr | 7 | High |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 3 | Moderate |
| Aug | 5 | Moderate |
| Sep | 6 | High |
| Oct | 10 | Extreme |
| Nov | 12 | Extreme |
| Dec | 12 | Extreme |
Air quality in Ceres 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 Ceres is worst in May — around 25 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (December, 6 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) | 10 | 10 | 12 | 21 | 25 | 24 | 24 | 22 | 17 | 12 | 8 | 6 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 10 | Good |
| Mar | 12 | Good |
| Apr | 21 | Moderate |
| May | 25 | Moderate |
| Jun | 24 | Moderate |
| Jul | 24 | Moderate |
| Aug | 22 | Moderate |
| Sep | 17 | Moderate |
| Oct | 12 | Moderate |
| Nov | 8 | Good |
| Dec | 6 | Good |
Where is Ceres?
Ceres sits at 33.4°S, 19.3°E, 457 m above sea level, in South Africa. The nearest listed city is Worcester, 33 km away.
Topography around Ceres
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ceres.
Within 3 km, the terrain around Ceres has large variations in elevation — a maximum elevation change of 801 m around an average of 510 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,909 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,249 m.
The land around Ceres is covered by grassland (35%) and cropland (22%) within 3 km, grassland (45%), shrubs (22%) and cropland (21%) within 16 km, and grassland (40%), shrubs (27%) and cropland (25%) 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 Ceres (-33.3689°, 19.3109°, elevation 457 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.