Monthly climate guide
Vieste weather in September
With highs near 24°C (75°F) and lows around 22°C (72°F), September feels warm in Vieste. Rainfall averages about 62 mm (some rain) and the sky is a mix of sun and cloud. Daytime highs are 3°C cooler than August and 4°C warmer than October.
What stands out in September
- Temperatures are falling — expect highs around 4°C lower by October.
- Even after dark it stays around 22°C, so sleeping can feel warm.
- September is Vieste's third warmest month.
- Days and nights are close, only about 2°C apart.
Avg high
24°C
75°F
Avg low
22°C
72°F
Rainfall
62 mm
some rain
Humidity
71%
relative
Sky
41%
cloud · a mix of sun and cloud
Vieste weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 12°C / 54°F | 10°C / 50°F | 63 mm | 74% | 63% |
| February | 13°C / 55°F | 10°C / 51°F | 60 mm | 75% | 62% |
| March | 14°C / 57°F | 11°C / 53°F | 60 mm | 77% | 57% |
| April | 16°C / 60°F | 14°C / 57°F | 40 mm | 78% | 54% |
| May | 19°C / 66°F | 17°C / 63°F | 46 mm | 77% | 49% |
| June | 24°C / 74°F | 22°C / 71°F | 32 mm | 74% | 32% |
| July | 26°C / 79°F | 25°C / 76°F | 32 mm | 70% | 21% |
| August | 27°C / 80°F | 25°C / 78°F | 31 mm | 71% | 21% |
| September | 24°C / 75°F | 22°C / 72°F | 62 mm | 71% | 41% |
| October | 20°C / 68°F | 18°C / 65°F | 76 mm | 75% | 49% |
| November | 17°C / 63°F | 15°C / 60°F | 81 mm | 78% | 60% |
| December | 14°C / 57°F | 12°C / 54°F | 54 mm | 73% | 56% |
What to pack for September
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- A small travel umbrella, just in case
Is September a good time to visit Vieste?
Compare the months in the chart above to find your ideal window.
Best time to visit Vieste →Other Italy cities in September
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Vieste weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/italy/vieste/september
<a href="https://weathercompare.eu/weather/italy/vieste/september">Vieste weather in September</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/italy/vieste" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Vieste weather in September"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/italy/vieste/september">Vieste weather in September</a> – WeatherCompare</p>
Vieste in September: quick answers
Is September a good time to visit Vieste?
September is a reasonable time for Vieste: highs around 24°C and about 62 mm of rain, though not one of the three best months.
How warm is Vieste in September?
Average highs are about 24°C (75°F) and average lows about 22°C (72°F), based on 10 years of daily data.
Does it rain a lot in Vieste in September?
Vieste typically gets around 62 mm of rain in September — some rain.
Figures are long-term averages for the area around Vieste (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.