The best times to visit Terni for ideal weather are
April 30th to June 17th
September 10th to October 28th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Terni Travel Guide
Weather in Terni
Average temperatures in Terni vary somewhat and are temperate for much of the year. The area is in the top 33 percent of tourist destinations for pleasant weather. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Terni, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 69.1°F (20.6°C) with temperatures rarely dropping below 47.9°F (8.8°C) at night.
Terni Temperatures (Fahrenheit)
Terni Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Terni Perceived Temperature (F)
Terni Perceived Temperature (C)
Average Terni Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of precipitation in Terni are February, December, and then March. The lowest chance of rain or snow occurs around late July. For example, on the week of July 23rd there are only 0 days of precipitation on average. By contrast, it’s most likely to rain or snow in mid-to late September with an average of 2.5 days with significant precipitation the week of September 17th.
When can you find snow in Terni? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Terni.
Snow on the Ground
The graph below shows the average snow on the ground in Terni (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Terni has slightly low to average humidity compared to most tourist destinations. The least humid month is August (38.1% relative humidity), and the most humid month is December (77.4%).
Wind in Terni is usually moderate. The windiest month is March, followed by September and April. March’s average wind speed of around 6.3 knots (7.2 MPH or 11.7 KPH) is considered “light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early March where average top sustained speeds reach 14.4 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Terni.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots.
|Month||Avg. Wind||Meaning (Beaufort)||Avg. Maximum Sustained Wind||Meaning (Beufort)|
|Jan||4.6||a light breeze||9.5||a gentle breeze|
|Feb||5.6||a light breeze||11||a moderate breeze|
|Mar||6.3||a light breeze||12.4||a gentle breeze|
|Apr||5.7||a light breeze||12||a moderate breeze|
|May||5||a light breeze||10.6||a gentle breeze|
|Jun||4.5||a light breeze||9.7||a gentle breeze|
|Jul||5.1||a light breeze||10.7||a gentle breeze|
|Aug||4.9||a light breeze||10.4||a gentle breeze|
|Sep||5.8||a light breeze||11.8||a gentle breeze|
|Oct||5.4||a light breeze||10.6||a gentle breeze|
|Nov||4.8||a light breeze||10||a gentle breeze|
|Dec||5.1||a light breeze||10.4||a gentle breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Terni?
As of 6/16/2017 there are no travel advisories or warnings for Italy; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories.
Overall Terni Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 57.8°F (14.3°C) and 40.8°F (4.9°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 5 days of precipitation per month. Spring is slow/unreported for tourism, which makes it a good time for those looking for deals.
Summer (June through August)
The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see moderate precipitation with 2 to 4 days of precipitation per month. June – August is slow/unreported season for tourism in Terni, so lodging and other accommodations may cost as much as usual.
Fall (September through November)
Fall daily highs range from 64.2°F (17.9°C) and 39.6°F (4.2°C), which will feel comfortable given the humidity and wind. It rains or snows a small amount: 2 to 5 days per month. Tourism is slow/unreported during these months due to the weather, so hotels may be normally priced.
Winter (December through February)
Weather is too cold this time of year in Terni to be enjoyable for warm weather travelers. The average high during this season is between 41.6°F (5.3°C) and 35.2°F (1.8°C). On average, it rains or snows a noticeable amount: 4 to 5 times per month. These times of year are slow/unreported with tourists.