August · Kenya
Best time to visit Diani Beach in August Weather, crowds & prices
Weather in Diani Beach in August
Average temperature 25°C, 48 mm of rain, about 24 days with 6+ hours of sunshine and 77% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
9.3/10
Ranked #3 of 12 months
- Avg temp
- 25°C
- Rainfall
- 48 mm
- Humidity
- 77%
- Days with 6h+ sun
- 24
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in Diani Beach scores 9.3/10 for beach and coastal travel - one of the top 12-month picks (#3). Expect around 25°C, 48 mm of rain, and roughly 24 days with 6+ hours of sunshine this month.
Diani Beach stretches white sand south of Mombasa with coral reefs, colobus monkeys, and monsoon-timed surf. Best window: the drier months outside peak monsoon.
August ranks 3rd of 12 for Diani Beach — one of the best windows
With 25°C (77°F) on average, August delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
Budget for roughly 48 mm of rain this month — a flexible day or two helps — with about 24 days with 6+ hours of sunshine and 11.9 hours of daylight to work around it.
On our climate-comfort scale this is one of the strongest months of the year for Diani Beach at 9.3/10 (3rd of 12), just behind January at 9.8/10.
Pack light clothing, swimwear and real sun protection, a packable rain layer.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Diani Beach in August?
- In August, Diani Beach averages 25°C, 48 mm of rain, and about 24 days with 6+ hours of sunshine. Its climate-comfort score is 9.3/10.
- Is August a good time to visit Diani Beach?
- August earns a 9.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Diani Beach in August?
- Expect about 48 mm of rain in August. Average humidity is 77% and there are about 24 days with 6+ hours of sunshine.
Curated in Diani Beach
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Diani Beach, Kenya. Live activities and tours from GetYourGuide, matched to this destination.