Climate averages 1991–2020
Walvis Bay weather
in August.
A mild, very dry month: the 11th warmest and the joint 2nd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
August is a mild month in Walvis Bay: daytime highs average 18.6°C and nights cool to about 11.0°C. By daytime temperature it is the 11th warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical August (the joint 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 19 min on an average August day.
The nearest other city in this atlas is Windhoek (268 km away). In August its highs average 23.9°C, 5.4°C warmer than Walvis Bay, with almost no rain (under 1 mm).
Among the 3 cities listed in Namibia, Walvis Bay ranks 3rd of 3 for the warmest August highs and joint 2nd of 3 for the driest August (rainfall, lowest first). The mean August high of those 3 cities is 23.7°C; Walvis Bay is 5.2°C cooler than that mean.
From August to September, average highs fall by 0.4°C to 18.2°C, and monthly rainfall stays under 1 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Walvis Bay climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.2°C15.9°C | 15.9°C | 3.0 | 0.6 | 13.413 h |
| February | 21.7°C16.5°C | 16.5°C | 4.0 | 0.8 | 12.913 h |
| March | 21.8°C16.2°C | 16.2°C | 3.2 | 0.5 | 12.212 h |
| April | 21.6°C15.5°C | 15.5°C | 3.0 | 0.5 | 11.612 h |
| May | 21.3°C14.1°C | 14.1°C | 1.0 | 0.2 | 11.011 h |
| June | 21.0°C12.8°C | 12.8°C | 0.3 | 0.1 | 10.711 h |
| July | 20.9°C12.8°C | 12.8°C | 0.5 | 0.1 | 10.911 h |
| August, selected | 18.6°C11.0°C | 11.0°C | 0.3 | 0.1 | 11.311 h |
| September | 18.2°C11.1°C | 11.1°C | 0.7 | 0.2 | 11.912 h |
| October | 18.7°C12.0°C | 12.0°C | 0.2 | 0.0 | 12.613 h |
| November | 19.6°C13.1°C | 13.1°C | 0.4 | 0.1 | 13.213 h |
| December | 20.4°C14.5°C | 14.5°C | 1.2 | 0.1 | 13.514 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Walvis Bay) is explained once on the Walvis Bay year overview and on the Sources, method and limits page.