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Most accurate weather forecast in the province of Viterbo

Data come from the provincial capital, Viterbo, where we check the weather services' forecasts every day. Over the last two weeks, 3BMeteo forecast rain best (76/100).How we measure accuracy

Earthquakes · province of Viterbo Air quality · province of Viterbo

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

Most accurate in the province, last 2 weeks

3BMeteo

Catches 75% of actual rainfall
When it forecasts rain, it's right 82% of the time
Across 4 rainy days

Weather service ranking (Viterbo data)

  1. 1
    3BMeteo
    76/100
    3bmeteo.com(opens in a new tab)
  2. 2
    Meteo Aeronautica Militare
    61/100
    meteoam.it(opens in a new tab)
  3. 3
    Meteo.it
    54/100
    meteo.it(opens in a new tab)
  4. 4
    Apple Weather
    49/100
    No public website
  5. 5
    iLMeteo.it
    38/100
    ilmeteo.it(opens in a new tab)
60
Towns
312,864
Inhabitants

Rain right now

The radar currently detects no rain over this area's municipalities

Observed data from the latest radar sweep (09:00) · Radar-DPC, Italian Civil Protection

Yesterday in Viterbo

Observed data for 11 October
23°
High
12°
Low
No rain
Coldest provincial capital in the region

All towns in the province of Viterbo

Estimated most accurate service, town by town

Loading map…

3BMeteo

Yesterday's report card

11 October

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

3BMeteoWinner of the day
  • 3BMeteo
    Highspot onLowspot onRaincorrect
  • Meteo.it
    Highspot onLowspot onRaincorrect
  • Meteo Aeronautica Militare
    Highspot onLowspot onRaincorrect
  • iLMeteo.it
    HighcloseLowcloseRaincorrect
  • Apple Weather
    Highspot onLowcloseRaincorrect

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

Ongoing streaks

  • 3BMeteo has nailed the high for 19 days in a row
  • 3BMeteo has nailed the low for 8 days in a row
  • Meteo.it has nailed the low for 6 days in a row

The weather services championship

Who leads the Viterbo ranking, day by day

3BMeteoCurrently leading

This month

  • 3BMeteo
    9 days in the lead

Hall of fame

  • September 20263BMeteo18 days in the lead
  • August 2026iLMeteo.it13 days in the lead
  • July 2026iLMeteo.it12 days in the lead
  • June 2026Meteo Aeronautica Militare12 days in the lead

Get to know Viterbo

Over the last two months, next-day forecasts for the Viterbo area had an average accuracy index of 73 out of 100 (average across all services). It ranks 22 of 107 among Italy's most predictable areas.

Average accuracy by how far ahead the forecast is made:

  • For tomorrow
    73/100 · very reliable
  • 2 days ahead
    73/100 · very reliable
  • 5 days ahead
    66/100 · fairly reliable

Tip: Each town's colour is an estimate from nearby provincial capitals' data. Tap a town for the details.