AI-generatedViterbo at a glance
- Best time
- Apr – Jun, Sep – Oct
- Warmest month
- Aug · 32°
- Sunshine a year
- 2,720 h
- Rain a year
- 1,000 mm
- Climate
- Temperate
- Time zone
- UTC+1 / UTC+2
- Elevation
- 326 m
Climate in Viterbo
Viterbo has a temperate climate with warm summers and cool winters. August is the warmest month with average highs of 32 °C, while January is the coolest at 11 °C. With around 2,720 hours of sunshine a year, Viterbo is sunny; July is the sunniest month with 10.9 hours a day.
Holiday weather through the year
Best time to visit Viterbo
The best time to visit Viterbo is from April to June and from September to October. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and from September to October. The wettest month is November with 142 mm of precipitation.
Viterbo through the seasons
How the weather changes over the seasons, with averages for each.
Viterbo in spring
Mar – May
Good
- 15–23 °C by day
- 7.6 h of sun a day
- 33 rainy days in all
Viterbo in summer
Jun – Aug
Good
- 28–32 °C by day
- 10.4 h of sun a day
- 19 rainy days in all
Viterbo in autumn
Sep – Nov
Good
- 15–26 °C by day
- 6.4 h of sun a day
- 33 rainy days in all
Viterbo in winter
Dec – Feb
Fair
- 11–12 °C by day
- 5.3 h of sun a day
- 30 rainy days in all
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – Jun, Sep – Oct
15–28 °C and not too much rain
Rainy months
Nov
Rainy season or more than 12 rainy days
Find your perfect month
Tell us what you like and we rate every month in Viterbo for you.
Your best months: May
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Good
Best time to visit: April – June, September – October
Good forSightseeing & walks
A typical day in October
- Morning, 08:00: about 12°
- Midday, 13:00: about 20°
- Afternoon, 16:00: about 20°
- Evening, 20:00: about 16°
- Night, 23:00: about 14°
07:2318:31
Cool evenings: pack a jumper or a jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:06–08:01 · evening 17:53–18:49
- Blue hour
- Morning 06:55–07:06 · evening 18:49–19:00
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Viterbo compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 23° at the start of the month to 18° at the end. The days get 1.3 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 23° | 18° |
| Night-time low | 12° | 8° |
| Daylight | 11.8 h | 10.5 h |
What is the weather like in Viterbo in October?
In October, Viterbo is mild: daytime highs average 21 °C, and nights cool down to about 10 °C. Expect around 6.2 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 119 mm in total. All in all, October is a good month for a holiday in Viterbo.
More details for October
- Daylight
- 11 h 9 min07:23 – 18:31
- UV index
- 4 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 12 km/haverage daily peakAll months
- Cloud cover
- 57 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2offset from UTC
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %53 %
- Few rainy daysweight 30 %53 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Compare two months in Viterbo
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
June has the better holiday weather in Viterbo: score 88 against 77. In June, days are 7 °C warmer than in October. June has 4 fewer rainy days. The sun shines 4 hours longer a day in June.
| Month | October | June |
|---|---|---|
| Holiday weather score | 77 | 88better |
| Daytime high | 21° | 28° |
| Night-time low | 10° | 14° |
| Sunshine | 6.2 h | 10.0 hbetter |
| Rainy days | 11 | 7better |
| Rainfall | 119 mm | 52 mmbetter |
| Muggy days | 0better | 1 |
Based on the climate averages 1996–2025.
Viterbo month by month
The typical weather for every month at a glance.
38January11° · 5.1 h
In January, Viterbo is cool: daytime highs average 11 °C, and nights cool down to about 2 °C. Expect around 5.1 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 74 mm in total. All in all, January is not an ideal month for a holiday in Viterbo.
Viterbo in January48February12° · 6.2 h
In February, Viterbo is cool: daytime highs average 12 °C, and nights cool down to about 2 °C. Expect around 6.2 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 83 mm in total. All in all, February is a so-so month for a holiday in Viterbo.
Viterbo in February62March15° · 6.6 h
In March, Viterbo is cool: daytime highs average 15 °C, and nights cool down to about 4 °C. The sun shines for around 6.6 hours a day. Rain is frequent, with about 11 rainy days and 89 mm in total. All in all, March is a good month for a holiday in Viterbo.
Viterbo in March78April18° · 7.3 h
In April, Viterbo is mild: daytime highs average 18 °C, and nights cool down to about 6 °C. The sun shines for around 7.3 hours a day. Rain is frequent, with about 11 rainy days and 82 mm in total. All in all, April is a good month for a holiday in Viterbo.
Viterbo in April86May23° · 9.0 h
In May, Viterbo is warm: daytime highs average 23 °C, and nights cool down to about 10 °C. With around 9.0 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 11 rainy days and 76 mm in total. All in all, May is an excellent month for a holiday in Viterbo.
Viterbo in May88June28° · 10.0 h
In June, Viterbo is hot: daytime highs average 28 °C, and nights cool down to about 14 °C. With around 10.0 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 52 mm. On about 9 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Viterbo.
Viterbo in June72July31° · 10.9 h
In July, Viterbo is hot: daytime highs average 31 °C, and nights cool down to about 17 °C. With around 10.9 hours of sunshine a day, there is plenty of sun. Rain falls on about 5 days, adding up to 37 mm. On about 20 days the thermometer climbs to 30 °C or more. All in all, July is a good month for a holiday in Viterbo.
Viterbo in July65August32° · 10.2 h
In August, Viterbo is hot: daytime highs average 32 °C, and nights cool down to about 17 °C. With around 10.2 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 46 mm. On about 20 days the thermometer climbs to 30 °C or more. All in all, August is a good month for a holiday in Viterbo.
Viterbo in August85September26° · 8.0 h
In September, Viterbo is warm: daytime highs average 26 °C, and nights cool down to about 14 °C. The sun shines for around 8.0 hours a day. Rain is frequent, with about 10 rainy days and 103 mm in total. All in all, September is an excellent month for a holiday in Viterbo.
Viterbo in September77October21° · 6.2 h
In October, Viterbo is mild: daytime highs average 21 °C, and nights cool down to about 10 °C. Expect around 6.2 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 119 mm in total. All in all, October is a good month for a holiday in Viterbo.
Viterbo in October53November15° · 5.0 h
In November, Viterbo is cool: daytime highs average 15 °C, and nights cool down to about 6 °C. Expect around 5.0 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 142 mm in total. All in all, November is a so-so month for a holiday in Viterbo.
Viterbo in November37December11° · 4.7 h
In December, Viterbo is cool: daytime highs average 11 °C, and nights cool down to about 3 °C. Expect around 4.7 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 99 mm in total. All in all, December is not an ideal month for a holiday in Viterbo.
Viterbo in DecemberClimate in detail
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Viterbo
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
CoolOctober: nights around 10°. A duvet at night and a jumper for the evening.
The coolest nights are in January (2°), the warmest in August (17°). Nights are pleasant for sleeping (15 to 20 °C) from July to August. Nights fall below 8 °C on average from November to April, so the room should be heated.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 38 | 11° | 2° | 5.1 h | 9 | 74 |
| FebruaryFeb | 48 | 12° | 2° | 6.2 h | 9 | 83 |
| MarchMar | 62 | 15° | 4° | 6.6 h | 11 | 89 |
| AprilApr | 78 | 18° | 6° | 7.3 h | 11 | 82 |
| MayMay | 86 | 23° | 10° | 9.0 h | 11 | 76 |
| JuneJun | 88 | 28° | 14° | 10.0 h | 7 | 52 |
| JulyJul | 72 | 31° | 17° | 10.9 h | 5 | 37 |
| AugustAug | 65 | 32° | 17° | 10.2 h | 7 | 46 |
| SeptemberSep | 85 | 26° | 14° | 8.0 h | 10 | 103 |
| OctoberOct | 77 | 21° | 10° | 6.2 h | 11 | 119 |
| NovemberNov | 53 | 15° | 6° | 5.0 h | 13 | 142 |
| DecemberDec | 37 | 11° | 3° | 4.7 h | 11 | 99 |
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
42.42° N, 12.11° E · 326 m · Europe/Rome
Sunshine hours in Viterbo
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 6.2 of 11.1 hours of daylight in Viterbo, 56 % of the daylight hours.
Sunshine hours: measured at the weather station 5 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
Rain in Viterbo: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Viterbo has about 11 rainy days with 119 mm of rain in total.
UV index in Viterbo
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 4 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 10).
Minutes until sunburn in October
- Very fair skin
- about 35 min
- Fair skin
- about 45 min
- Light brown skin
- about 65 min
- Olive skin
- about 85 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind and clouds in Viterbo
How breezy and how cloudy Viterbo is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Viterbo typically peaks at 12 km/h during the day: Beaufort 3, gentle breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 57 % of the sky over Viterbo: variable cloud, with about 6.2 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Viterbo
How often the day gets hot in Viterbo (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Viterbo has about 0 hot days, with an average daytime high of 21 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Planning a trip to Viterbo
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Viterbo in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Viterbo has its best school-holiday weather during May half-term (score 86) and its weakest during the Christmas holidays (score 38).
- 73
Easter holidays
Mar – Apr
Good
- 17 °C by day
- 7.1 h of sun a day
- 11 rainy days a month
- 86
May half-term
May – Jun
ExcellentBest holidays
- 24 °C by day
- 9.2 h of sun a day
- 10 rainy days a month
Good for: Sightseeing & walks
- 67
Summer holidays
Jul – Aug
Good
- 31 °C by day
- 10.4 h of sun a day
- 6 rainy days a month
- 77
October half-term
Oct
Good
- 21 °C by day
- 6.2 h of sun a day
- 11 rainy days a month
Good for: Sightseeing & walks
- 38
Christmas holidays
Dec – Jan
Poor
- 11 °C by day
- 4.9 h of sun a day
- 10 rainy days a month
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 2 h 10 min
- Distance
- 1,380 km
- Time zone
- UTC+2
- Jet lag
- Hardly any (under 3 h)
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Compare & alternatives
Viterbo compared
Put Viterbo side by side with another destination.
Viterbo vs Orvieto
In October the holiday weather in Viterbo and Orvieto is about equally good (score 77 vs 77). During the day it is about as warm in Orvieto as in Viterbo.
| in October | Viterbo | Orvieto |
|---|---|---|
| Holiday weather score | 77 | 77 |
| Daytime high | 21° | 21° |
| Sunshine | 6 h | 6 h |
| Rainy days | 11 | 10 |
| Best time | Apr – Jun, Sep – Oct | Apr – Jun, Sep – Oct |
Through the year
Italy in October: the best places
In October, Viterbo ranks 3 among the 31 nearest destinations in this country.
- Grosseto23°79
- 2Ascoli Piceno20°78
- 3ViterboThis page21°77
- 4Rome23°77
- 5Assisi19°77
- 6Castel Gandolfo20°77
- 7Orvieto21°76
- 8Tivoli23°76
Near Viterbo
Other destinations close by.
Places with a climate like Viterbo
Destinations whose weather through the year is closest to Viterbo's – good alternatives.
Frequently asked questions about Viterbo
When is the best time to visit Viterbo?
The best time to visit Viterbo is from April to June and from September to October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Viterbo?
August is the warmest month, with average highs of 32 °C and nights around 17 °C. January is the coolest month at 11 °C.
When does it rain most in Viterbo?
The wettest month is November with 142 mm of precipitation. The driest month is July with 37 mm.
How many hours of sunshine does Viterbo get?
Viterbo gets around 2,720 hours of sunshine a year. The sunniest month is July with 10.9 hours a day; in December there are 4.7 hours a day.
What time zone is Viterbo in?
Viterbo is on UTC+1 in January and UTC+2 in July.
How long is the flight from London to Viterbo?
A nonstop flight from London to Viterbo takes about 2 h 10 min, for a straight-line distance of about 1,380 km.
Which school holidays are best for Viterbo?
Viterbo has its best school-holiday weather during May half-term (score 86) and its weakest during the Christmas holidays (score 38). Holiday ratings (0–100): Easter holidays 73, May half-term 86, summer holidays 67, October half-term 77, Christmas holidays 38.