Average weather for Bolsena in August
It's hot in August in Bolsena with an average temperature of 31°C. Temperatures this month range from a low of 28°C to a high of 33°C. At night, you can expect temperatures between 17°C and 20°C.
Start of August
The month of August starts in Bolsena with hot temps, averaging around 33°C during the day and nights around 20°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
Mid August
By mid-August, daytime temps drop to around 32°C, with nights around 19°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
Since it cools down at night, it’s a good idea to wear layers.
End of August
By the end of August, the average daytime temperature in Bolsena is around 31°C, while nighttime temps are about 18°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended.
Water temperature
The water temperature at Bolsena is 27°C this month. Nice and warm for a swim.
In August, there is an average of 40 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Bolsena in August |
New York | ||
---|---|---|---|
![]() |
31°C | 30°C | |
![]() |
33°C | 31°C | |
![]() |
28°C | -5°C | |
![]() |
40 mm | 79 mm | |
![]() |
3 days | 13 days |
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Bolsena?
August is a good month to be in Bolsena for sunny weather. You’ll have high temperatures and not too much rain.
Temperature records
With 40°C in 2017, Bolsena reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 20°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 10°C to a highest value of 24°C.
Check out the climate of Bolsena for all months and discover the best travel time
Curious about the weather in other parts of Italy? Check out the climate and weather for spots like Tuscany, Sicily, Lake Garda, or explore other destinations in Italy.
Daily Temperature in August in Bolsena
This chart shows the average daily high and low temperatures in August for Bolsena, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Bolsena
The chart below shows the average daily precipitation in August for Bolsena, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 3 days of precipitation in Bolsena.
Daily UV index in August in Bolsena
This chart shows the average daily UV index in August in Bolsena, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Bolsena over the years
This chart shows the average temperature in August in Bolsena, measured in degrees Celsius, over the past few years.
Total precipitation in August in Bolsena over the years
This chart shows the average precipitation in August in Bolsena, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Bolsena
Click on any day in August to get detailed info about the usual weather on that day in Bolsena. Check out the historical temperatures and precipitation over the past 10 years on this day.































Weather experiences in August in Bolsena
Have you been to Bolsena in August?
Share your weather experience in August in Bolsena.
Average weather in Bolsena by month
Click on a month below to see detailed weather info for Bolsena. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.