ItalyAverage weather for Palermo in September
It's warm in September in Palermo with an average temperature of 27°C. Temperatures this month range from a low of 23°C to a high of 30°C. At night, you can expect temperatures between 17°C and 22°C.
Start of September
The month of September starts in Palermo with hot temps, averaging around 28°C during the day and nights around 22°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid September
By mid-September, daytime temps stay steady at around 28°C, with nights around 21°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 September
By the end of September, the average daytime temperature in Palermo is around 25°C, while nighttime temps are about 19°C. A shower might pop up, but overall, the weather will be dry and sunny.
Water temperature
The water temperature at Palermo is 28°C this month. Nice and warm for a swim.
In September, there is an average of 32 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the South.
Palermo in September |
New York | ||
|---|---|---|---|
 Average temperature |
27°C | 27°C | |
 Max. temperature |
30°C | 31°C | |
| Min. temperature |
23°C | -5°C | |
 Total precipitation |
32 mm | 57 mm | |
| Rainy days |
5 days | 9 days | |
August
UV index
The UV index is a maximum of 8 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 September a good time to visit Palermo?
Looking for great weather? September is a good time to be in Palermo. The temperatures are nice, and there’s not too much rain.
Temperature records
With 36°C in 2017, Palermo reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 14°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 10°C to a highest value of 28°C.
Check out the climate of Palermo for all months and discover the best travel time
Daily Temperature in September in Palermo
This chart shows the average daily high and low temperatures in September for Palermo, 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 September in Palermo
The chart below shows the average daily precipitation in September for Palermo, 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 September, you can expect about 5 days of precipitation in Palermo.
Daily UV index in September in Palermo
This chart shows the average daily UV index in September in Palermo, 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 September in Palermo over the years
This chart shows the average temperature in September in Palermo, measured in degrees Celsius, over the past few years.
Total precipitation in September in Palermo over the years
This chart shows the average precipitation in September in Palermo, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Palermo
Click on any day in September to get detailed info about the usual weather on that day in Palermo. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Palermo
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Average weather in Palermo by month
Click on a month below to see detailed weather info for Palermo. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
