Viterbo weather in September (Lazio, Italy)

What does the weather outlook for Viterbo look like in September? Check out this detailed guide to the month’s weather conditions.

Temperatures

The month of September in Viterbo typically brings high temperatures and high rainfall. Daytime temperatures generally settle around 26°C, while nighttime can see a dip to about 16°C.

Precipitation

Viterbo in September usually receives high rainfall, averaging around 102 mm for the month. Rain is expected on roughly 9 days.

Average sunshine

Expect sunny days throughout the month, with an estimated 237 hours of sunshine. Making it a pleasant time to visit Viterbo.

If your ideal day consists of dry skies and moderate temperatures May and June generally stand out with the best circumstances. While January, February, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Viterbo climate page with graphs.

 

Viterbo, monthly averages in September

Min Temperature 16°C  

Max Temperature 26°C  

Chance of Rain 31%  

Precipitation 102 mm  

Rainy days 9 days  

Humidity 75% *  

Sunshine 237 hours *  

Percentage Sunshine *  

Data from: Rome, Italy (69 KM, 43 Miles).

Where to go in Italy in September

Find out more about the weather in Italy and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Viterbo.

Our site offers climate and forecast data for every country in the world. Are you going to Italy? On this website you can find historical weather averages for many cities in Italy. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.