Castellana Grotte: which weather forecast is most accurate
Data come from the province of Bari (reference capital: Bari), combined with nearby provinces weighted by distance. Over the last two weeks, Apple Weather got it wrong least often in this area (75/100).
Yellow alert today for thunderstorms and hydrogeological risk
Source: Italian Civil Protection Department · 13 October
Most accurate in this area, last 2 weeks
Apple Weather
At the province level
Rain nearby, right now
The nearest rain core is less than 1 km north of the centre of Castellana Grotte, with light intensity.
Observed data from the latest radar sweep (13:00) · Radar-DPC, Italian Civil Protection
Yesterday in Bari
Observed data for 11 OctoberThe reference provincial capital for Castellana Grotte is Bari
How we calculate the score
Every day we compare the forecasts of 5 weather services with data measured in the provincial capitals. The score runs from 0 to 100 and covers the last 14 days: 75% is about forecasting rain and 25% about temperature. Castellana Grotte is not a measuring point: the score combines data from 8 provinces, weighted by distance.
How much each province counts
For this town the score combines data from 8 provinces, weighted by geographic distance.
Provinces considered:
Weather service ranking for this area
- 1Apple Weather75/100No public website
- 2Meteo Aeronautica Militare74/100
- 33BMeteo69/100
- 4Meteo.it56/100
- 5iLMeteo.it45/100
Yesterday's report card
11 OctoberForecasts made the day before for Bari, compared with what actually happened
- 3BMeteoHighspot onLowspot onRaincorrect
- Apple WeatherHighspot onLowspot onRainwrong
- Meteo Aeronautica MilitareHighspot onLowcloseRaincorrect
- Meteo.itHighspot onLowspot onRaincorrect
- iLMeteo.itHighcloseLowspot onRainwrong
Spot on = within 2 degrees · Close = within 4 degrees
Ongoing streaks
- Meteo Aeronautica Militare has nailed the high for 30 days in a row
- 3BMeteo has nailed the high for 30 days in a row
- Apple Weather has nailed the low for 4 days in a row
The situation around Castellana Grotte
Rain on a good share of the days around Bari over the last seven days. Over the last 14 days, Apple Weather has the highest score for the Castellana Grotte area, but the runner-up is less than 3 points behind: the ranking can change from one day to the next. For temperatures, the most accurate service in the provincial capital is Meteo.it. Strong wind for most of the week, with intense gusts. On yesterday's report card for the provincial capital, the service ranked No. 3 over the week finished No. 1. In nearby municipalities (Monopoli, Alberobello) the leading service does not change.
Updated on 13 October 2026
Sun and moon today
3 fewer minutes of daylight than yesterday
Waxing crescent, 5% illuminated
Map of Castellana Grotte
Loading map…
Nearby towns
Get to know Castellana Grotte
Over the last two months, next-day forecasts for the Bari area had an average accuracy index of 69 out of 100 (average across all services). It is among the hardest areas to forecast in Italy: ranked 63 of 107.
Average accuracy by how far ahead the forecast is made:
- For tomorrow69/100 · fairly reliable
- 2 days ahead69/100 · fairly reliable
- 5 days ahead65/100 · fairly reliable