Grammichele climate — normals and trends
Grammichele (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 16.6 °C and it receives 531 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (26.1 °C on average) and the coldest is January (8.5 °C). Rainfall peaks in October.
Grammichele averages 5 frost days, 68 hot days (≥ 30 °C) and 71 rainy days per year.
Grammichele has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 9 to 1 per year over the period.
The hottest day of the period reached 43.7 °C (on 12 July 1962) and the coldest -6.4 °C (on 19 December 1961).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
GrammicheleSicily
- coords
- 37.21°, 14.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.6°C
Average daily high
21.8°C
Average daily low
11.8°C
Annual rainfall
531mm
Sunshine / day
10.7h
Mean relative humidity
71%
Average peak wind
13.7km/h
Seasonal range
17.6°C
Frost days (< 0 °C)
5 d/yr
Hot days (≥ 30 °C)
68 d/yr
Rainy days (≥ 1 mm)
71 d/yr
Annual snowfall
0.4 cm
Average feels-like high
21.3 °C
Average feels-like low
11.1 °C
Average peak gust
33.2 km/h
Tropical nights (≥ 20 °C)
42 d/yr
Solar radiation
17.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.45 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
43.7 °C
12 July 1962
Coldest day
-6.4 °C
19 December 1961
Wettest day
107 mm
21 September 1988
Windiest day
46.5 km/h
10 March 2012
Strongest gust
108.4 km/h
10 March 2012
Hottest feels-like
45.5 °C
9 August 1999
Coldest feels-like
-9.9 °C
19 December 1961
Snowiest day
6.0 cm
27 February 2011
Sunniest day
14.0 h
19 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 15.7 °C | +2.6 °C | 116 mm | +50 mm |
| Feb | 14.8 °C | +1.0 °C | 109 mm | +56 mm |
| Mar | 17.3 °C | +1.4 °C | 100 mm | +48 mm |
| Apr | 19.8 °C | +0.7 °C | 42 mm | +1 mm |
| May | 25.3 °C | +1.3 °C | 78 mm | +52 mm |
| Jun | 32.1 °C | +3.0 °C | 36 mm | +24 mm |
| Jul | 34.8 °C | +2.7 °C | 1 mm | -4 mm |
| Aug | 33.0 °C | +1.1 °C | 5 mm | -7 mm |
| Sep | 29.9 °C | +2.0 °C | 34 mm | -9 mm |
| Oct | 23.1 °C | +0.2 °C | 66 mm | -14 mm |
| Nov | 18.7 °C | +0.6 °C | 31 mm | -40 mm |
| Dec | 15.7 °C | +1.4 °C | 108 mm | +38 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Grammichele?
Grammichele has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 16.6 °C and it receives 531 mm of precipitation per year.
What is the hottest day ever recorded in Grammichele?
The hottest day measured in Grammichele between 1940 and 2025 was 12 July 1962, reaching 43.7 °C.
What is the coldest day in Grammichele?
The coldest day measured in Grammichele between 1940 and 2025 was 19 December 1961, at -6.4 °C.
Does it snow in Grammichele?
Almost never: Grammichele sees virtually no snow, with about 5 frost days per year.
Has the climate of Grammichele warmed?
Yes: Grammichele warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Grammichele?
The wettest day measured in Grammichele between 1940 and 2025 was 21 September 1988, with 107 mm of rain in 24 hours.
What was the windiest day in Grammichele?
The windiest day measured in Grammichele between 1940 and 2025 was 10 March 2012, with winds reaching 46.5 km/h.
What is the warmest month in Grammichele?
The warmest month in Grammichele is July (26.1 °C on average); the coldest is January (8.5 °C).
How much does it rain in Grammichele?
Grammichele receives on average 531 mm of precipitation per year, spread over about 71 rainy days.
Is it sunny in Grammichele?
Grammichele gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
What is the biggest single-day snowfall in Grammichele?
The heaviest 24-hour snowfall measured in Grammichele between 1940 and 2025 was 27 February 2011, with 6.0 cm.
Are there tropical nights in Grammichele?
Yes: Grammichele has on average 42 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Grammichele?
In Grammichele, between 1940 and 2025, the highest apparent temperature reached 45.5 °C on 9 August 1999, and the lowest was -9.9 °C on 19 December 1961.
Compare Grammichele with another city
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Nearby cities
The climate around Grammichele