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Rionero Sannitico: which weather forecast is most accurate

Data come from the province of Isernia (reference capital: Isernia), combined with nearby provinces weighted by distance. Over the last two weeks, 3BMeteo got it wrong least often in this area (78/100).

Earthquakes · Rionero Sannitico Air quality · Rionero Sannitico

No weather alerts today for Rionero Sannitico · Source: Italian Civil Protection Department

Most accurate in this area, last 2 weeks

3BMeteo

There is no clear winner at the province level
Data updated on 12 October 2026 at 14:48

Rain nearby, right now

The nearest rain core is less than 1 km north of the centre of Rionero Sannitico, with light intensity.

Observed data from the latest radar sweep (10:35) · Radar-DPC, Italian Civil Protection

Yesterday in Isernia

Observed data for 11 October
23°
High
15°
Low
No rain

The reference provincial capital for Rionero Sannitico is Isernia

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. Rionero Sannitico is not a measuring point: the score combines data from 8 provinces, weighted by distance.

How we measure accuracy
How much each province counts

For this town the score combines data from 8 provinces, weighted by geographic distance.

Provinces considered:

IS78%CH5%CB4%FR4%AQ3%+3 more

Weather service ranking for this area

  1. 1
    3BMeteo
    78/100
    3bmeteo.com(opens in a new tab)
  2. 2
    Meteo Aeronautica Militare
    76/100
    meteoam.it(opens in a new tab)
  3. 3
    Apple Weather
    74/100
    No public website
  4. 4
    Meteo.it
    65/100
    meteo.it(opens in a new tab)
  5. 5
    iLMeteo.it
    44/100
    ilmeteo.it(opens in a new tab)

Yesterday's report card

11 October

Forecasts made the day before for Isernia, compared with what actually happened

Apple WeatherWinner of the day
  • Apple Weather
    Highspot onLowoffRaincorrect
  • Meteo.it
    Highspot onLowspot onRaincorrect
  • 3BMeteo
    Highspot onLowcloseRainwrong
  • Meteo Aeronautica Militare
    HighcloseLowcloseRaincorrect
  • iLMeteo.it
    HighoffLowoffRainwrong

Spot on = within 2 degrees · Close = within 4 degrees

Ongoing streaks

  • Meteo.it has nailed the high for 8 days in a row
  • Meteo Aeronautica Militare has called the rain right for 6 days in a row
  • Meteo.it has called the rain right for 5 days in a row

The situation around Rionero Sannitico

A wet week around Isernia, with frequent precipitation. Over the last 14 days, 3BMeteo has the highest score for the Rionero Sannitico area, but the runner-up is less than 3 points behind: the ranking can change from one day to the next. Looking at temperatures only, first place in the provincial capital goes to Meteo.it. The wind made itself felt at moderate strength. Yesterday, in the check on the provincial capital, the week's No. 4 moved up to No. 1. Castel di Sangro is the exception: a different service leads there.

Updated on 13 October 2026

Sun and moon today

07:12
Sunrise
18:26
Sunset
11h 13m
Daylight

3 fewer minutes of daylight than yesterday

Waxing crescent, 5% illuminated

Map of Rionero Sannitico

Loading map…

Nearby towns

Castel di Sangro
4.6 km
Forlì del Sannio
5.2 km
Acquaviva d'Isernia
5.7 km
Montenero Val Cocchiara
7.2 km

Localities in Rionero Sannitico

Montalto
Rionero Sannitico
Tafarone

Get to know Rionero Sannitico

Over the last two months, next-day forecasts for the Isernia area had an average accuracy index of 60 out of 100 (average across all services). It is among the hardest areas to forecast in Italy: ranked 102 of 107.

Average accuracy by how far ahead the forecast is made:

  • For tomorrow
    60/100 · fairly reliable
  • 2 days ahead
    59/100 · fairly reliable
  • 5 days ahead
    54/100 · fairly reliable
1,129
Inhabitants
094039
ISTAT code
Isernia (IS) • Molise