Monthly climate guide
Zakynthos weather in August
With highs near 29°C (85°F) and lows around 26°C (78°F), August feels hot in Zakynthos. Rainfall averages about 14 mm (very dry) and the sky is mostly sunny. Daytime highs are about the same as July and 3°C warmer than September.
What stands out in August
- Zakynthos is usually about 3°C cooler than Patras, 90 km away, in August.
- Even after dark it stays around 26°C, so sleeping can feel warm.
- It's one of the drier months, with about 79% less rain than Zakynthos's average.
- Days and nights are close, only about 4°C apart.
August is typically Zakynthos's warmest month.
Avg high
29°C
85°F
Avg low
26°C
78°F
Rainfall
14 mm
very dry
Humidity
67%
relative
Sky
11%
cloud · mostly sunny
Zakynthos weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 14°C / 57°F | 11°C / 53°F | 111 mm | 74% | 69% |
| February | 14°C / 57°F | 12°C / 53°F | 93 mm | 75% | 64% |
| March | 15°C / 60°F | 13°C / 55°F | 74 mm | 77% | 57% |
| April | 18°C / 64°F | 15°C / 58°F | 33 mm | 76% | 48% |
| May | 21°C / 70°F | 18°C / 64°F | 24 mm | 76% | 42% |
| June | 25°C / 78°F | 22°C / 71°F | 23 mm | 73% | 22% |
| July | 28°C / 83°F | 25°C / 76°F | 10 mm | 70% | 9% |
| August | 29°C / 85°F | 26°C / 78°F | 14 mm | 67% | 11% |
| September | 27°C / 80°F | 24°C / 75°F | 72 mm | 68% | 30% |
| October | 23°C / 73°F | 20°C / 68°F | 101 mm | 72% | 47% |
| November | 19°C / 67°F | 17°C / 63°F | 115 mm | 72% | 61% |
| December | 16°C / 60°F | 13°C / 56°F | 134 mm | 72% | 66% |
What to pack for August
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- Sunglasses
Is August a good time to visit Zakynthos?
Our Zakynthos guide recommends: June and September for warm sea and calmer resorts; July and August are hottest.
Check that Navagio is open before booking; access has been restricted at times because of rockfalls.
Best time to visit Zakynthos →Other Greece cities in August
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Zakynthos weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/greece/zakynthos/august
<a href="https://weathercompare.eu/weather/greece/zakynthos/august">Zakynthos weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/greece/zakynthos" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Zakynthos weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/greece/zakynthos/august">Zakynthos weather in August</a> – WeatherCompare</p>
Zakynthos in August: quick answers
Is August a good time to visit Zakynthos?
August is a reasonable time for Zakynthos: highs around 29°C and about 14 mm of rain, though not one of the three best months.
How warm is Zakynthos in August?
Average highs are about 29°C (85°F) and average lows about 26°C (78°F), based on 10 years of daily data.
Does it rain a lot in Zakynthos in August?
Zakynthos typically gets around 14 mm of rain in August — very dry.
When is the best time to visit Zakynthos?
June and September for warm sea and calmer resorts; July and August are hottest.
Figures are long-term averages for the area around Zakynthos (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.