Grootfontein in May averages 28°C (82°F) during the day and 11°C (52°F) at night. Minimal rainfall is typical for this time of year.
So this is a great month to visit if you prefer dry days with pleasant temperatures.
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Pick a month to see the average temperature, rainfall and sunshine in Grootfontein - and find the best time to visit.
48-year average (1976-2025)
Based on our historical records, temperatures in Grootfontein typically stay consistent throughout May, with daily highs averaging around 28°C (82°F). Nights are cool, with lows typically ranging from 8°C (46°F) to 13°C (55°F).
48-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Grootfontein spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Grootfontein between 2005 and 2026, these are the recorded extremes during May.
Find out more about the weather in Namibia and which places have the best travel conditions in this month. See all of Namibia in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Grootfontein climate overview or explore weather in Namibia.
Where to go in May - average daytime high across popular destinations.
Okaukuejo
30°C (86°F) Omaruru29°C (84°F) Otjiwarongo
28°C (82°F) Swakopmund26°C (79°F) Rand Rifles25°C (77°F) Voigtland24°C (75°F) Windhoek24°C (75°F) Walvis Bay
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