Grootfontein in Winter
In winter (June, July and August), Grootfontein sees average daytime highs around 24°C and overnight lows near 9°C, with 1 mm of rain over about 0 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs climb from about 24°C in early June to 28°C by late August. The sky is clear or mostly clear about 91% of the time across winter, and the air most often feels dry.
Winter is Grootfontein's best season of the year to visit on our travel score. For the whole year in context, see Grootfontein's year-round climate.
- Avg daytime high
- 24°C
- coldest season of the year
- Avg overnight low
- 9°C
- Rainfall
- 1 mm
- 0 wet days
- Avg wind
- 12 km/h
- Travel score
- 9.3
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Grootfontein in Winter
Over the season highs climb from about 24°C in early June to 28°C by late August.
A typical winter day in Grootfontein reaches about 24°C and drops to 9°C overnight. The warmest of the three months is August, the coolest July.
How winter really feels in Grootfontein
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Grootfontein weather by month
How the three winter months (June, July and August) 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° / 19° | 165 | 16.9 | 13 | 4.5 |
| Feb | 28° / 18° | 147 | 15.9 | 12.7 | 4.8 |
| Mar | 28° / 18° | 112 | 14.7 | 12.1 | 5.6 |
| Apr | 27° / 15° | 33 | 5.8 | 11.6 | 7.6 |
| May | 25° / 12° | 1 | 0.5 | 11.1 | 9.2 |
| Jun | 23° / 8° | 0 | 0 | 10.8 | 9.6 |
| Jul | 23° / 8° | 0 | 0 | 10.9 | 9.5 |
| Aug | 27° / 11° | 0 | 0.1 | 11.3 | 8.9 |
| Sep | 30° / 15° | 5 | 0.9 | 11.9 | 6.4 |
| Oct | 32° / 18° | 23 | 4.7 | 12.5 | 4.6 |
| Nov | 31° / 19° | 71 | 12.1 | 12.9 | 4.2 |
| Dec | 30° / 19° | 117 | 15.7 | 13.2 | 4.2 |
Cloud cover in Winter
The sky is clear or mostly clear about 91% of the time across winter.
Chance of precipitation in Winter
Grootfontein gets around 1 mm of rain over 0 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 12 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 54 min in early June to 11 h 36 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.3 kWh/m².
Hazard calendar for Grootfontein
None of Grootfontein's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Grootfontein's rainy season runs December–March, when most of the year's rain falls.
Is winter a good time to visit Grootfontein?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Grootfontein for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Grootfontein in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Grootfontein sees daytime highs around 24°C and nights near 9°C. Worth packing: light clothes, a warm layer and sun protection.
UV index in Grootfontein in Winter
Clear-sky midday UV across winter averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Grootfontein peaks around January 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 7 (very 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 | 14 | 14 | 10 | 9 | 7 | 7 | 9 | 9 | 12 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 14 | Extreme |
| Mar | 14 | Extreme |
| Apr | 10 | Extreme |
| May | 9 | Very high |
| Jun | 7 | Very high |
| Jul | 7 | Very high |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 12 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Where is Grootfontein?
Grootfontein sits at 19.6°S, 18.1°E, 1,432 m above sea level, in Namibia. The nearest listed city is Tsumeb, 54 km away.
Topography around Grootfontein
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Grootfontein.
Within 3 km, the terrain around Grootfontein has only modest variations in elevation — a maximum elevation change of 86 m around an average of 1,447 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 376 m; within 80 km, large variations in elevation — a maximum elevation change of 956 m.
The land around Grootfontein is covered by shrubs (64%) within 3 km, shrubs (82%) within 16 km, and shrubs (93%) within 80 km.
Namibia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type D / M
- 220 V · 50 Hz
- Prices
- ≈ 41% of US
- price level, 2025
- GDP per capita
- $4,876
- 2025
- Happiness
- 4.8 / 10
- World Happiness, 2025
- Homicide rate
- 11.2
- per 100k, 2021
- Road deaths
- 34.8
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- 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 Grootfontein (-19.5733°, 18.1003°, elevation 1,432 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.