Windhoek, Namibia Climate & Monthly Averages
Windhoek has a semi-arid climate. November is the hottest month, averaging 89° by day; June is the coldest at 70°.
Windhoek's climate runs on sunshine and sparse rain
Windhoek works on a dry budget: 10.9 inches (278 mm) of precipitation a year, spread over roughly 41 days. Temperature does the varying instead, from 70°F (21°C) on a typical June afternoon to 89°F (32°C) in November, with nights 14°C below the day.
What the dry climate changes
June is the coolest month, with highs of 70°F (21°C) and lows near 45°F (7°C). November is the warm end of the year, averaging 89°F (32°C) by day and 62°F (16°C) overnight. The gridded 2015-2024 daily record for this location tops out at 98°F (36°C) and bottoms at 25°F (-4°C) - decade extremes, not all-time station records. 8 months average under 20 mm of rain, the longest unbroken stretch running April through November.
Between the average November and the average June lie 10°C, a narrower spread than about 75% of the cities we track. Relative humidity averages 33% across the year, drier than almost anywhere else we cover.
More climate facts for Windhoek
- Hottest month: November - highs near 89°F (32°C)
- Coldest month: June - highs near 70°F (21°C)
- Decade extremes (2015-2024): 98°F (36°C) high · 25°F (-4°C) low
- Wettest month: January (10 rainy days) · Sunniest: November (12.5 h sun/day)
- Climate type: semi-arid
- Annual swing: 10°C between the average warmest and coolest month · day to night: 14°C
- Months averaging 30°C or hotter: 3
- Average humidity: 33%
Heat, cold and scarce precipitation in the dataset
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need another precipitation unit? Use the rainfall converter.
When the dry weather is easiest to use
Avoiding the hardest heat or cold
The best time to visit Windhoek is generally March to August, when temperatures sit either side of the peak heat rather than in it. Daytime temperatures in that window sit near 76°F (24°C), with rain on about 2 days a month. For the same question asked the other way round, see where else is warm in March.
Prepare for sun and cooler nights
Pack for Windhoek with light clothing for the warm months. Even in November, lows of 62°F (16°C) make an extra layer worth the space.
Monthly heat and rainfall table
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 86° | 64° | 10 | 3.5 in | 11.8 h/day | 13.4 h | 31% | 45% |
| February | 85° | 63° | 8 | 2.4 in | 11.2 h/day | 12.9 h | 29% | 47% |
| March | 82° | 61° | 8 | 2.0 in | 11.4 h/day | 12.3 h | 26% | 49% |
| April | 79° | 56° | 3 | 0.6 in | 11.1 h/day | 11.6 h | 11% | 45% |
| May | 75° | 51° | 0 | 0.0 in | 10.5 h/day | 11.0 h | 1% | 33% |
| June | 70° | 45° | 0 | 0.0 in | 10.3 h/day | 10.8 h | 0% | 32% |
| July | 70° | 45° | 0 | 0.0 in | 10.3 h/day | 10.9 h | 0% | 28% |
| August | 77° | 49° | 0 | 0.0 in | 11.1 h/day | 11.3 h | 0% | 21% |
| September | 83° | 54° | 0 | 0.0 in | 11.4 h/day | 12.0 h | 2% | 18% |
| October | 87° | 60° | 2 | 0.3 in | 11.8 h/day | 12.7 h | 6% | 20% |
| November | 89° | 62° | 2 | 0.4 in | 12.5 h/day | 13.2 h | 8% | 25% |
| December | 88° | 63° | 7 | 1.7 in | 12.2 h/day | 13.5 h | 23% | 35% |
How daytime heat and cool nights change by month
Each card shows the average high and low. The bar places that month between Windhoek's coldest night and warmest afternoon.
January
- Rain
- 10 days
- Sunshine
- 11.8 h
- Daylight
- 13.4 h
February
- Rain
- 8 days
- Sunshine
- 11.2 h
- Daylight
- 12.9 h
March
- Rain
- 8 days
- Sunshine
- 11.4 h
- Daylight
- 12.3 h
April
- Rain
- 3 days
- Sunshine
- 11.1 h
- Daylight
- 11.6 h
May
- Rain
- 0 days
- Sunshine
- 10.5 h
- Daylight
- 11.0 h
June
- Rain
- 0 days
- Sunshine
- 10.3 h
- Daylight
- 10.8 h
July
- Rain
- 0 days
- Sunshine
- 10.3 h
- Daylight
- 10.9 h
August
- Rain
- 0 days
- Sunshine
- 11.1 h
- Daylight
- 11.3 h
September
- Rain
- 0 days
- Sunshine
- 11.4 h
- Daylight
- 12.0 h
October
- Rain
- 2 days
- Sunshine
- 11.8 h
- Daylight
- 12.7 h
November
- Rain
- 2 days
- Sunshine
- 12.5 h
- Daylight
- 13.2 h
December
- Rain
- 7 days
- Sunshine
- 12.2 h
- Daylight
- 13.5 h
Looking for warmer alternatives? Browse warm places by month, or compare Windhoek's coolest part of the year: June, July, May.
Heat and cold across the Windhoek year
Spring (September through November)
Spring brings hot afternoons here - highs near 86°F (30°C), nights near 59°F (15°C), and precipitation is sparse, near 17 mm (0.7 in) for the season. Daylight is generous - around 11.9 hours of sun a day.
Summer (December through February)
Through summer, Windhoek is hot: 86°F (30°C) by day, 63°F (17°C) after dark, and expect showers on roughly 25 days across the season. Daylight is generous - around 11.7 hours of sun a day.
Fall (March through May)
Fall is mild and warm here - highs near 79°F (26°C), nights near 56°F (14°C), and rain comes on about 12 days over the three months. Daylight is generous - around 11.0 hours of sun a day.
Winter (June through August)
Winter is mild and warm here - highs near 72°F (22°C), nights near 46°F (8°C), and precipitation is essentially absent. Daylight is generous - around 10.6 hours of sun a day.
How unusual is Windhoek?
- The city sees 11.3 hours of sunshine on an average day - sunnier than any other city in our 3496-city dataset.
- Afternoons run 14°C above the following night - a bigger day-to-night gap than any other city in our 3496-city dataset.
- 72% of the year's precipitation falls in its wettest three months - more seasonal than 97% of the 3496 cities we track.
These comparisons use the same ten-year window for every city in the dataset.