Guastalla climate — normals and trends

Q: What is the climate of Guastalla?

Guastalla has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.9 °C and it receives 878 mm of precipitation per year.

Q: What is the hottest day ever recorded in Guastalla?

The hottest day measured in Guastalla between 1940 and 2025 was 27 June 2019, reaching 39.4 °C.

Q: What is the coldest day in Guastalla?

The coldest day measured in Guastalla between 1940 and 2025 was 15 February 1940, at -24.3 °C.

Q: Does it snow in Guastalla?

Yes. Guastalla gets on average 18.4 cm of snow per year and has around 44 frost days.

Q: Has the climate of Guastalla warmed?

Yes: Guastalla warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Guastalla?

The wettest day measured in Guastalla between 1940 and 2025 was 15 July 2002, with 116 mm of rain in 24 hours.

Q: What was the windiest day in Guastalla?

The windiest day measured in Guastalla between 1940 and 2025 was 17 April 1991, with winds reaching 43.3 km/h.

Q: What is the warmest month in Guastalla?

The warmest month in Guastalla is July (24.9 °C on average); the coldest is January (2.7 °C).

Q: How much does it rain in Guastalla?

Guastalla receives on average 878 mm of precipitation per year, spread over about 112 rainy days.

Q: Is it sunny in Guastalla?

Guastalla gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

Guastalla (Italy) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.9 °C and it receives 878 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 (24.9 °C on average) and the coldest is January (2.7 °C). Rainfall peaks in May.

Guastalla averages 44 frost days, 43 hot days (≥ 30 °C) and 112 rainy days per year.

Guastalla has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.

The number of frost days there went from about 60 to 28 per year over the period.

The hottest day of the period reached 39.4 °C (on 27 June 2019) and the coldest -24.3 °C (on 15 February 1940).

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

GuastallaEmilia-Romagna

coords: 44.91°, 10.66°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthJanuary

Mean daily temperature

13.9°C

Average daily high

18.5°C

Average daily low

9.8°C

Annual rainfall

878mm

Sunshine / day

9.5h

Mean relative humidity

74%

Average peak wind

11.3km/h

Seasonal range

22.2°C

Frost days (< 0 °C)

44 d/yr

Hot days (≥ 30 °C)

43 d/yr

Rainy days (≥ 1 mm)

112 d/yr

Annual snowfall

18.4 cm

Average feels-like high

18.0 °C

Average feels-like low

8.7 °C

Average peak gust

24.3 km/h

Tropical nights (≥ 20 °C)

37 d/yr

Solar radiation

13.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.5 °C

since 1940

+0.3 °C per decade · r² = 0.63 · p = < 0.001

19402025

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

39.4 °C

27 June 2019

Coldest day

-24.3 °C

15 February 1940

Wettest day

116 mm

15 July 2002

Windiest day

43.3 km/h

17 April 1991

Strongest gust

82.4 km/h

17 April 1991

Hottest feels-like

44.0 °C

27 June 2019

Coldest feels-like

-29.7 °C

15 February 1940

Snowiest day

23.4 cm

6 February 2015

Sunniest day

15.0 h

9 July 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.8 °C26 June 2025	-3.8 °C13 January 2025	15.2 °C	986 mm	59	21
2024	37.1 °C13 August 2024	-4.3 °C21 January 2024	15.2 °C	1,470 mm	67	35
2023	37.4 °C25 August 2023	-4.6 °C10 February 2023	15.6 °C	925 mm	55	22
2022	37.7 °C22 July 2022	-2.8 °C24 January 2022	15.8 °C	754 mm	86	28
2021	36.7 °C15 August 2021	-4.7 °C19 January 2021	14.6 °C	772 mm	58	33
2020	35.9 °C1 August 2020	-2.8 °C7 January 2020	15.3 °C	901 mm	53	22
2019	39.4 °C27 June 2019	-5.2 °C4 January 2019	15.4 °C	1,070 mm	67	30
2018	35.1 °C31 July 2018	-5.4 °C28 February 2018	15.3 °C	966 mm	58	26
2017	38.7 °C4 August 2017	-6.4 °C9 January 2017	15.1 °C	784 mm	75	43
2016	36.2 °C11 July 2016	-6.0 °C21 January 2016	14.8 °C	903 mm	61	36
2015	38.2 °C22 July 2015	-2.4 °C1 January 2015	15.3 °C	664 mm	59	24
2014	35.6 °C12 June 2014	-1.9 °C29 January 2014	15.6 °C	1,200 mm	24	8
2013	37.9 °C28 July 2013	-3.2 °C18 December 2013	14.5 °C	1,224 mm	54	32
2012	38.7 °C1 July 2012	-5.9 °C6 February 2012	15.3 °C	815 mm	74	61
2011	37.5 °C22 August 2011	-3.3 °C22 December 2011	15.0 °C	717 mm	59	44
2010	35.0 °C16 July 2010	-6.7 °C19 December 2010	13.9 °C	1,251 mm	40	40
2009	37.1 °C18 August 2009	-12.3 °C21 December 2009	15.2 °C	902 mm	72	39
2008	35.0 °C26 June 2008	-3.9 °C18 February 2008	15.2 °C	942 mm	72	23
2007	37.6 °C19 July 2007	-4.0 °C29 December 2007	15.1 °C	756 mm	54	18
2006	36.6 °C22 July 2006	-6.1 °C25 January 2006	14.7 °C	659 mm	55	42
2005	36.4 °C28 June 2005	-6.1 °C2 March 2005	13.8 °C	1,008 mm	42	68
2004	36.0 °C22 July 2004	-4.7 °C23 December 2004	14.4 °C	954 mm	56	30
2003	39.1 °C11 August 2003	-5.8 °C25 December 2003	15.3 °C	607 mm	87	44
2002	37.4 °C23 June 2002	-6.2 °C6 January 2002	14.8 °C	1,230 mm	34	27
2001	35.4 °C2 August 2001	-6.0 °C19 December 2001	14.4 °C	794 mm	61	37
2000	36.1 °C7 July 2000	-5.6 °C26 January 2000	15.0 °C	840 mm	44	33
1999	36.5 °C5 July 1999	-3.8 °C31 January 1999	14.7 °C	821 mm	48	50
1998	38.2 °C10 August 1998	-4.4 °C9 December 1998	14.9 °C	636 mm	73	39
1997	35.2 °C15 August 1997	-5.0 °C2 January 1997	15.1 °C	644 mm	58	16
1996	35.6 °C11 June 1996	-6.6 °C30 December 1996	14.0 °C	979 mm	34	27
1995	36.0 °C27 July 1995	-4.1 °C17 January 1995	13.8 °C	801 mm	38	31
1994	36.3 °C4 July 1994	-3.8 °C18 February 1994	15.0 °C	791 mm	62	21
1993	37.8 °C5 August 1993	-4.5 °C25 February 1993	14.3 °C	641 mm	50	43
1992	36.7 °C7 August 1992	-4.9 °C30 December 1992	14.3 °C	767 mm	53	38
1991	35.9 °C12 July 1991	-15.0 °C14 February 1991	13.4 °C	710 mm	58	63
1990	35.4 °C30 June 1990	-6.3 °C2 January 1990	14.1 °C	730 mm	43	49
1989	33.0 °C24 July 1989	-5.5 °C30 December 1989	13.3 °C	733 mm	29	60
1988	36.0 °C23 July 1988	-4.7 °C18 December 1988	14.1 °C	630 mm	41	45
1987	35.6 °C2 July 1987	-6.9 °C22 January 1987	13.6 °C	793 mm	55	54
1986	34.1 °C3 August 1986	-6.5 °C13 February 1986	13.4 °C	766 mm	35	45
1985	36.4 °C26 July 1985	-21.2 °C11 January 1985	13.3 °C	709 mm	44	54
1984	35.3 °C12 July 1984	-4.3 °C12 January 1984	12.8 °C	1,007 mm	22	38
1983	37.6 °C27 July 1983	-5.4 °C15 December 1983	13.7 °C	640 mm	41	60
1982	36.5 °C7 July 1982	-3.7 °C6 February 1982	14.1 °C	930 mm	49	45
1981	34.6 °C3 August 1981	-5.2 °C10 January 1981	13.3 °C	826 mm	29	68
1980	35.5 °C3 August 1980	-4.6 °C14 January 1980	12.9 °C	907 mm	27	38
1979	34.6 °C3 August 1979	-14.5 °C16 January 1979	13.4 °C	1,040 mm	40	32
1978	32.4 °C14 July 1978	-9.0 °C30 November 1978	12.8 °C	1,006 mm	20	47
1977	32.7 °C13 June 1977	-4.9 °C7 December 1977	13.5 °C	1,050 mm	15	27
1976	35.7 °C17 July 1976	-7.7 °C12 March 1976	13.5 °C	1,086 mm	36	36
1975	35.2 °C15 July 1975	-4.1 °C5 January 1975	13.9 °C	1,017 mm	37	34
1974	37.7 °C4 August 1974	-3.9 °C15 December 1974	13.9 °C	939 mm	41	16
1973	35.7 °C20 August 1973	-5.4 °C5 December 1973	13.8 °C	892 mm	56	46
1972	34.9 °C12 August 1972	-4.4 °C27 January 1972	13.5 °C	1,275 mm	25	17
1971	35.7 °C7 August 1971	-13.3 °C4 January 1971	13.6 °C	860 mm	47	56
1970	35.4 °C7 August 1970	-5.8 °C22 December 1970	13.4 °C	831 mm	42	44
1969	36.3 °C20 July 1969	-10.5 °C8 December 1969	13.4 °C	810 mm	36	54
1968	36.1 °C11 July 1968	-8.3 °C14 January 1968	13.3 °C	1,048 mm	19	47
1967	36.7 °C22 July 1967	-6.8 °C11 January 1967	13.9 °C	841 mm	39	48
1966	35.0 °C15 August 1966	-17.0 °C20 January 1966	13.6 °C	1,182 mm	26	52
1965	35.1 °C26 June 1965	-12.4 °C6 January 1965	12.7 °C	984 mm	28	58
1964	34.7 °C19 July 1964	-14.9 °C7 January 1964	13.3 °C	932 mm	36	58
1963	33.5 °C3 August 1963	-18.9 °C25 January 1963	12.4 °C	1,098 mm	29	73
1962	36.5 °C15 August 1962	-3.9 °C27 December 1962	13.4 °C	800 mm	59	60
1961	36.3 °C11 August 1961	-7.0 °C25 December 1961	14.7 °C	738 mm	52	35
1960	35.3 °C28 August 1960	-12.0 °C19 January 1960	13.7 °C	1,104 mm	15	37
1959	34.7 °C28 July 1959	-3.2 °C18 February 1959	14.0 °C	942 mm	33	33
1958	38.5 °C1 August 1958	-7.6 °C14 March 1958	14.1 °C	862 mm	40	45
1957	36.5 °C8 July 1957	-5.3 °C22 January 1957	13.4 °C	1,047 mm	24	43
1956	34.3 °C10 August 1956	-20.5 °C15 February 1956	12.7 °C	758 mm	31	58
1955	34.5 °C19 July 1955	-6.9 °C8 March 1955	13.4 °C	937 mm	13	26
1954	32.9 °C27 July 1954	-15.2 °C10 January 1954	12.8 °C	835 mm	19	62
1953	32.8 °C27 July 1953	-8.4 °C18 February 1953	13.6 °C	1,038 mm	24	49
1952	37.3 °C15 August 1952	-7.4 °C29 January 1952	13.7 °C	675 mm	53	55
1951	31.4 °C2 August 1951	-3.2 °C13 December 1951	13.6 °C	1,109 mm	15	31
1950	38.1 °C4 July 1950	-12.5 °C31 January 1950	14.6 °C	586 mm	73	33
1949	35.5 °C9 August 1949	-5.0 °C5 March 1949	13.7 °C	707 mm	30	56
1948	29.9 °C8 August 1948	-14.8 °C25 February 1948	12.4 °C	952 mm	0	58
1947	36.5 °C2 August 1947	-14.1 °C8 January 1947	13.1 °C	814 mm	51	74
1946	33.6 °C5 August 1946	-13.7 °C31 December 1946	12.8 °C	846 mm	29	69
1945	35.5 °C28 July 1945	-20.0 °C30 January 1945	13.2 °C	674 mm	30	76
1944	35.9 °C23 August 1944	-5.1 °C31 December 1944	13.1 °C	629 mm	30	74
1943	37.4 °C20 August 1943	-5.9 °C5 January 1943	14.0 °C	746 mm	48	50
1942	34.2 °C6 September 1942	-17.6 °C24 January 1942	12.6 °C	617 mm	37	80
1941	33.3 °C26 July 1941	-14.3 °C19 January 1941	11.9 °C	971 mm	24	65
1940	35.2 °C25 July 1940	-24.3 °C15 February 1940	11.7 °C	697 mm	20	95

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Year

Across the whole year

Average daily high

20.0 °C

+1.5 °C

Hot days (≥ 30 °C)

59 d/yr

+16

Frost days (< 0 °C)

21 d/yr

-23

Annual rainfall

986 mm

+108 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	8.0 °C	+1.6 °C	44 mm	-7 mm
Feb	10.1 °C	+0.8 °C	74 mm	+21 mm
Mar	15.6 °C	+1.4 °C	99 mm	+37 mm
Apr	20.2 °C	+1.8 °C	72 mm	-11 mm
May	24.1 °C	+1.0 °C	107 mm	+13 mm
Jun	32.7 °C	+5.3 °C	20 mm	-58 mm
Jul	31.1 °C	+0.9 °C	85 mm	+16 mm
Aug	30.6 °C	+0.9 °C	158 mm	+79 mm
Sep	26.1 °C	+0.7 °C	116 mm	+35 mm
Oct	19.0 °C	0.0 °C	63 mm	-21 mm
Nov	12.6 °C	+0.5 °C	68 mm	-15 mm
Dec	9.4 °C	+2.2 °C	80 mm	+19 mm

The year's extremes

Hottest day

36.8 °C

26 Jun 2025

Coldest day

-3.8 °C

13 Jan 2025

Wettest day

44.8 mm

2 Aug 2025

Windiest day

32.4 km/h

17 Apr 2025

Strongest gust

67.7 km/h

17 Apr 2025

Hottest feels-like

41.1 °C

10 Aug 2025

Coldest feels-like

-7.1 °C

15 Jan 2025

Sunniest day

15.0 h

11 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Guastalla?

Guastalla has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.9 °C and it receives 878 mm of precipitation per year.

What is the hottest day ever recorded in Guastalla?

The hottest day measured in Guastalla between 1940 and 2025 was 27 June 2019, reaching 39.4 °C.

What is the coldest day in Guastalla?

The coldest day measured in Guastalla between 1940 and 2025 was 15 February 1940, at -24.3 °C.

Does it snow in Guastalla?

Yes. Guastalla gets on average 18.4 cm of snow per year and has around 44 frost days.

Has the climate of Guastalla warmed?

Yes: Guastalla warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Guastalla?

The wettest day measured in Guastalla between 1940 and 2025 was 15 July 2002, with 116 mm of rain in 24 hours.

What was the windiest day in Guastalla?

The windiest day measured in Guastalla between 1940 and 2025 was 17 April 1991, with winds reaching 43.3 km/h.

What is the warmest month in Guastalla?

The warmest month in Guastalla is July (24.9 °C on average); the coldest is January (2.7 °C).

How much does it rain in Guastalla?

Guastalla receives on average 878 mm of precipitation per year, spread over about 112 rainy days.

Is it sunny in Guastalla?

Guastalla gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

What is the biggest single-day snowfall in Guastalla?

The heaviest 24-hour snowfall measured in Guastalla between 1940 and 2025 was 6 February 2015, with 23.4 cm.

Are there tropical nights in Guastalla?

Yes: Guastalla has on average 37 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Guastalla?

In Guastalla, between 1940 and 2025, the highest apparent temperature reached 44.0 °C on 27 June 2019, and the lowest was -29.7 °C on 15 February 1940.

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