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United StatesThe climate of Palermo
The current climate in Palermo features temperatures ranging from a high of 37°C to a low of 14°C throughout the year. The average yearly temperature is around 26°C. At night, temperatures in the colder months average around 5°C and in the warmer months around 19°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Palermo, California.
Temperature records
The highest temperature recorded in Palermo in recent years was 45°C in July 2021. The lowest daytime temperature recorded was 5°C in December 2022.
Rainfall amount
On average, Palermo receives 892 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Best time to visit Palermo?
The best time to visit Palermo for sunny weather is April through June and August through November. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Palermo. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Palermo
The climate table of Palermo shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 15 | 17 | 19 | 24 | 29 | 34 | 37 | 35 | 32 | 27 | 18 | 14 |
| Temp. min (°C) | 6 | 6 | 8 | 11 | 14 | 18 | 20 | 19 | 17 | 12 | 8 | 6 |
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| Precipitation (mm) | 149 | 193 | 137 | 62 | 28 | 4,0 | 0,1 | 2,9 | 14 | 57 | 104 | 141 |
| UV Index | 4 | 6 | 6 | 7 | 8 | 9 | 8 | 7 | 7 | 5 | 4 | 4 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Palermo, California. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Palermo
Yearly Temperature in Palermo
Precipitation charts
These charts show the average amount of precipitation in Palermo, California. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Palermo
Total Yearly Precipitation in Palermo
UV index chart
This chart shows the average UV index per month in Palermo, California. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Palermo
Weather experiences 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.