Piancastagnaio
Yellow alert today for thunderstorms and hydrogeological risk
Source: Italian Civil Protection Department · 25 August
Today, the most reliable forecast for Piancastagnaio is
3BMeteo
At the province level
Rain nearby, right now
The nearest rain core is less than 1 km north of the centre of Piancastagnaio, with light intensity.
Observed data from the latest radar sweep (07:25) · Radar-DPC, Italian Civil Protection
Yesterday in Siena
Observed data for 23 AugustThe reference provincial capital for Piancastagnaio is Siena
Why trust this recommendation?
Every day we compare the forecasts of 5 weather services against the actual weather in Piancastagnaio. 3BMeteo gets it wrong less often than the others: over the latest period it got 7 out of 10 forecasts right.
Weather service ranking
Most accurate yesterday
3BMeteo nailed it.
Most reliable this week
3BMeteo was the most accurate.
Yesterday's report card
23 AugustForecasts made the day before for Siena, compared with what actually happened
- Apple WeatherHighspot onLowspot onRaincorrect
- 3BMeteoHighcloseLowspot onRaincorrect
- Meteo Aeronautica MilitareHighspot onLowspot onRaincorrect
- Meteo.itHighspot onLowspot onRaincorrect
- iLMeteo.itHighoffLowspot onRaincorrect
Spot on = within 2 degrees · Close = within 4 degrees
Ongoing streaks
- 3BMeteo has called the rain right for 7 days in a row
- Meteo.it has called the rain right for 6 days in a row
- 3BMeteo has nailed the low for 5 days in a row
The weather in Piancastagnaio
There was no shortage of rain in Piancastagnaio. 3BMeteo confirms its lead among the weather services for Piancastagnaio. For temperatures, the prize for best goes to Meteo.it. Particularly strong gusts affected the area. The situation in the neighbouring towns is less uniform.
Updated on 25 August 2026
Sun and moon today
3 fewer minutes of daylight than yesterday
Waxing gibbous, 93% illuminated
Map of Piancastagnaio
Loading map…
Nearby towns
How was this calculated?
The score is calculated by interpolating data from 8 nearby provinces, weighted by geographic distance.
Provinces considered:
Localities in Piancastagnaio
Get to know Piancastagnaio
How predictable is the weather around here? Over the last two months, forecasts for the Siena area were right 68% of the time on average. It is the 47th most predictable area in Italy out of 107.
How much to trust forecasts, depending on how far ahead they are:
- For tomorrow68% · fairly reliable
- 2 days ahead66% · fairly reliable
- 5 days ahead65% · fairly reliable
How does it work? Every day we collect weather forecasts and compare them against real data to determine which service is most reliable for Piancastagnaio.