Monthly climate guide
Ischia weather in August
Expect warm weather in Ischia in August: afternoons reach about 27°C (80°F), while nights drop to around 26°C (78°F). Around 27 mm of rain falls over the month (fairly dry), and skies are mostly sunny. Daytime highs are about the same as July and 2°C warmer than September.
What stands out in August
- It's one of the sunniest months here, with cloud cover around 24%.
- Days and nights are close, only about 1°C apart.
- It's one of the drier months, with about 62% less rain than Ischia's average.
- It's humid — around 75% — so the heat feels heavier.
August is typically Ischia's warmest month.
Avg high
27°C
80°F
Avg low
26°C
78°F
Rainfall
27 mm
fairly dry
Humidity
75%
relative
Sky
24%
cloud · mostly sunny
Ischia weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 14°C / 57°F | 12°C / 54°F | 101 mm | 73% | 69% |
| February | 14°C / 56°F | 12°C / 53°F | 95 mm | 74% | 68% |
| March | 14°C / 58°F | 13°C / 55°F | 84 mm | 78% | 63% |
| April | 16°C / 61°F | 15°C / 59°F | 52 mm | 80% | 57% |
| May | 19°C / 66°F | 18°C / 64°F | 52 mm | 78% | 52% |
| June | 23°C / 73°F | 22°C / 72°F | 25 mm | 78% | 33% |
| July | 26°C / 78°F | 25°C / 77°F | 24 mm | 76% | 24% |
| August | 27°C / 80°F | 26°C / 78°F | 27 mm | 75% | 24% |
| September | 25°C / 76°F | 23°C / 74°F | 71 mm | 72% | 46% |
| October | 22°C / 71°F | 20°C / 69°F | 98 mm | 74% | 55% |
| November | 19°C / 65°F | 17°C / 63°F | 140 mm | 74% | 66% |
| December | 16°C / 60°F | 14°C / 58°F | 88 mm | 71% | 63% |
What to pack for August
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- Sunglasses
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is August a good time to visit Ischia?
Compare the months in the chart above to find your ideal window.
Best time to visit Ischia →Other Italy cities in August
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Ischia weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/italy/ischia/august
<a href="https://weathercompare.eu/weather/italy/ischia/august">Ischia weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/italy/ischia" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Ischia weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/italy/ischia/august">Ischia weather in August</a> – WeatherCompare</p>
Ischia in August: quick answers
Is August a good time to visit Ischia?
Yes. August is one of the best months for Ischia, with highs around 27°C and about 27 mm of rain.
How warm is Ischia in August?
Average highs are about 27°C (80°F) and average lows about 26°C (78°F), based on 10 years of daily data.
Does it rain a lot in Ischia in August?
Ischia typically gets around 27 mm of rain in August — fairly dry.
Figures are long-term averages for the area around Ischia (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.