Annual mean 17°C · wettest around September · prevailing wind NW
Warmest
29.2 °C
Coldest
10.8 °C
Wettest
41%
Windiest
4.9 m/s
Prevailing
NW
4.1 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Palermo over the whole year is 17°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about 9°C. The rainy (wet) season in Palermo runs from September to January, peaking in September with a 29% chance of rain on a given day. The dry season is February to August; July is the driest month, at 6%. Winds in Palermo are highest in January, averaging 4.3 m/s (15 km/h), and lightest in September, at 2.5 m/s (9 km/h). The prevailing wind is from the NW. The clearest skies in Palermo come in July, when the sky is typically 20% covered; January is the cloudiest month, at 53%.
Month by month Palermo climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
11°C
9°C
7°C
21%
53%
4.3 m/s
8
0
54
February
12°C
9°C
8°C
17%
49%
4.1 m/s
9
0
63
March
13°C
10°C
9°C
17%
48%
4.1 m/s
18
0
68
April
16°C
12°C
13°C
12%
43%
3.6 m/s
44
1
82
May
20°C
16°C
18°C
12%
40%
3.2 m/s
75
6
79
June
26°C
21°C
25°C
10%
31%
3.1 m/s
70
52
34
July
28°C
23°C
28°C
6%
20%
3.3 m/s
40
70
13
August
28°C
23°C
29°C
9%
26%
3.0 m/s
37
69
11
September
25°C
20°C
25°C
29%
41%
2.5 m/s
62
50
33
October
21°C
17°C
20°C
18%
43%
3.5 m/s
76
21
64
November
16°C
13°C
14°C
26%
52%
4.1 m/s
49
2
75
December
13°C
10°C
9°C
19%
51%
4.3 m/s
20
0
62
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Palermo weather by season
Year round, Palermo has days of about 11°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from 9°C to 23°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around September and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Palermo weather in winterDecember to February
High 12°CLow 9°CRain 19%
Winter in Palermo has typical daily highs of about 12°C and lows of about 9°C, with a 19% chance of rain on a given day.
Palermo weather in springMarch to May
High 16°CLow 12°CRain 14%
Spring in Palermo has typical daily highs of about 16°C and lows of about 12°C, with a 14% chance of rain on a given day.
Palermo weather in summerJune to August
High 27°CLow 22°CRain 8%
Summer in Palermo has typical daily highs of about 27°C and lows of about 22°C, with a 8% chance of rain on a given day.
Palermo weather in autumnSeptember to November
High 21°CLow 17°CRain 24%
Autumn in Palermo has typical daily highs of about 21°C and lows of about 17°C, with a 24% chance of rain on a given day.
When is the rainy season in Palermo?
The rainy (wet) season in Palermo runs from September to January, peaking in September with a 29% chance of rain on a given day. The dry season is February to August; July is the driest month, at 6%.
What time of year is Palermo windiest?
Winds in Palermo are highest in January, averaging 4.3 m/s (15 km/h), and lightest in September, at 2.5 m/s (9 km/h). The prevailing wind is from the NW.
What is the average temperature in Palermo year round?
The average temperature in Palermo over the whole year is 17°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about 9°C.