Asti climate — normals and trends

Q: What is the climate of Asti?

Asti has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.3 °C and it receives 1,080 mm of precipitation per year.

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

The hottest day measured in Asti between 1940 and 2025 was 27 June 2019, reaching 38.7 °C.

Q: What is the coldest day in Asti?

The coldest day measured in Asti between 1940 and 2025 was 19 January 1940, at -21.1 °C.

Q: Does it snow in Asti?

Yes. Asti gets on average 56.5 cm of snow per year and has around 64 frost days.

Q: Has the climate of Asti warmed?

Yes: Asti warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Asti?

The wettest day measured in Asti between 1940 and 2025 was 24 August 1987, with 118 mm of rain in 24 hours.

Q: What was the windiest day in Asti?

The windiest day measured in Asti between 1940 and 2025 was 8 February 1965, with winds reaching 38.5 km/h.

Q: What is the warmest month in Asti?

The warmest month in Asti is July (23.0 °C on average); the coldest is January (1.1 °C).

Q: How much does it rain in Asti?

Asti receives on average 1,080 mm of precipitation per year, spread over about 118 rainy days.

Q: Is it sunny in Asti?

Asti gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.

Asti (Italy) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 12.3 °C and it receives 1,080 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 (23.0 °C on average) and the coldest is January (1.1 °C). Rainfall peaks in May.

Asti averages 64 frost days, 20 hot days (≥ 30 °C) and 118 rainy days per year.

Asti has warmed by +3.1 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.

The number of frost days there went from about 90 to 38 per year over the period.

The hottest day of the period reached 38.7 °C (on 27 June 2019) and the coldest -21.1 °C (on 19 January 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

AstiPiedmont

coords: 44.90°, 8.21°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthJanuary

Mean daily temperature

12.3°C

Average daily high

16.8°C

Average daily low

8.4°C

Annual rainfall

1,080mm

Sunshine / day

9.1h

Mean relative humidity

77%

Average peak wind

10.0km/h

Seasonal range

21.9°C

Frost days (< 0 °C)

64 d/yr

Hot days (≥ 30 °C)

20 d/yr

Rainy days (≥ 1 mm)

118 d/yr

Annual snowfall

56.5 cm

Average feels-like high

16.3 °C

Average feels-like low

7.1 °C

Average peak gust

21.3 km/h

Tropical nights (≥ 20 °C)

18 d/yr

Solar radiation

13.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+3.1 °C

since 1940

+0.4 °C per decade · r² = 0.72 · 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

38.7 °C

27 June 2019

Coldest day

-21.1 °C

19 January 1940

Wettest day

118 mm

24 August 1987

Windiest day

38.5 km/h

8 February 1965

Strongest gust

81.4 km/h

29 October 2018

Hottest feels-like

42.2 °C

28 July 2024

Coldest feels-like

-25.8 °C

19 January 1940

Snowiest day

40.7 cm

21 February 2004

Sunniest day

15.0 h

1 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	33.7 °C14 June 2025	-5.3 °C15 January 2025	13.5 °C	1,185 mm	32	25
2024	34.2 °C28 July 2024	-4.8 °C22 January 2024	13.5 °C	1,457 mm	38	37
2023	38.2 °C23 August 2023	-6.7 °C26 November 2023	14.9 °C	932 mm	44	34
2022	36.8 °C22 July 2022	-4.3 °C13 January 2022	15.2 °C	780 mm	66	34
2021	34.9 °C15 August 2021	-7.6 °C10 December 2021	13.8 °C	899 mm	35	42
2020	34.9 °C31 July 2020	-7.9 °C29 December 2020	13.9 °C	986 mm	32	36
2019	38.7 °C27 June 2019	-6.0 °C25 January 2019	14.1 °C	1,272 mm	47	50
2018	33.7 °C5 August 2018	-6.0 °C28 February 2018	14.1 °C	1,355 mm	38	37
2017	36.5 °C5 August 2017	-10.8 °C4 December 2017	13.9 °C	761 mm	50	58
2016	32.6 °C9 July 2016	-5.1 °C7 March 2016	13.5 °C	1,126 mm	19	39
2015	34.5 °C7 August 2015	-5.6 °C23 February 2015	13.9 °C	1,134 mm	40	38
2014	34.3 °C12 June 2014	-4.2 °C31 December 2014	14.1 °C	1,611 mm	11	14
2013	33.6 °C4 August 2013	-7.0 °C27 January 2013	12.8 °C	1,452 mm	27	56
2012	34.1 °C21 August 2012	-18.3 °C7 February 2012	13.0 °C	1,070 mm	30	63
2011	34.8 °C21 August 2011	-4.6 °C24 January 2011	13.7 °C	1,085 mm	25	43
2010	32.6 °C16 July 2010	-7.6 °C13 March 2010	12.2 °C	1,434 mm	24	79
2009	33.7 °C30 July 2009	-10.9 °C13 January 2009	13.3 °C	1,194 mm	44	63
2008	32.0 °C27 June 2008	-5.4 °C18 February 2008	13.1 °C	1,349 mm	13	42
2007	35.4 °C28 July 2007	-5.1 °C18 November 2007	13.6 °C	744 mm	22	39
2006	37.3 °C21 July 2006	-6.1 °C25 January 2006	13.5 °C	796 mm	52	57
2005	34.0 °C27 June 2005	-9.3 °C2 March 2005	12.7 °C	909 mm	30	88
2004	35.4 °C23 July 2004	-8.4 °C25 February 2004	13.0 °C	954 mm	23	57
2003	38.4 °C11 August 2003	-6.9 °C25 December 2003	14.0 °C	813 mm	72	51
2002	32.9 °C18 June 2002	-6.8 °C2 January 2002	13.2 °C	1,516 mm	13	29
2001	34.5 °C25 June 2001	-8.6 °C2 March 2001	13.3 °C	813 mm	41	52
2000	31.9 °C25 August 2000	-7.1 °C26 January 2000	13.4 °C	1,221 mm	17	45
1999	33.8 °C4 July 1999	-6.4 °C15 January 1999	13.3 °C	1,014 mm	27	64
1998	36.2 °C11 August 1998	-6.1 °C28 January 1998	13.1 °C	787 mm	31	53
1997	31.5 °C15 August 1997	-8.7 °C2 January 1997	13.5 °C	807 mm	10	39
1996	33.7 °C12 June 1996	-8.0 °C30 December 1996	12.3 °C	1,357 mm	16	51
1995	34.5 °C22 July 1995	-7.1 °C6 January 1995	12.5 °C	1,123 mm	23	50
1994	35.6 °C5 August 1994	-6.0 °C18 February 1994	13.5 °C	1,179 mm	46	31
1993	34.4 °C6 August 1993	-7.3 °C5 January 1993	12.4 °C	1,043 mm	19	62
1992	31.7 °C27 July 1992	-6.2 °C30 December 1992	12.5 °C	1,163 mm	19	43
1991	34.6 °C12 July 1991	-8.3 °C7 February 1991	12.2 °C	781 mm	43	75
1990	33.0 °C22 July 1990	-8.8 °C15 December 1990	12.5 °C	1,006 mm	14	63
1989	32.1 °C26 July 1989	-7.9 °C31 December 1989	12.4 °C	809 mm	6	66
1988	32.3 °C23 July 1988	-6.1 °C25 November 1988	12.5 °C	1,043 mm	21	56
1987	32.8 °C15 August 1987	-15.2 °C1 February 1987	11.9 °C	1,146 mm	19	69
1986	31.9 °C29 July 1986	-11.7 °C9 February 1986	12.0 °C	944 mm	13	79
1985	33.0 °C25 July 1985	-11.8 °C7 January 1985	12.0 °C	883 mm	19	60
1984	32.5 °C23 July 1984	-6.8 °C12 January 1984	11.5 °C	1,153 mm	19	62
1983	35.9 °C29 July 1983	-7.1 °C15 February 1983	12.2 °C	836 mm	22	79
1982	34.0 °C7 July 1982	-5.0 °C3 January 1982	12.3 °C	1,139 mm	15	60
1981	31.9 °C4 August 1981	-18.3 °C20 December 1981	12.0 °C	1,239 mm	8	88
1980	33.2 °C5 August 1980	-5.6 °C14 January 1980	11.6 °C	847 mm	12	60
1979	32.7 °C28 July 1979	-13.4 °C16 January 1979	11.6 °C	1,242 mm	6	60
1978	31.1 °C29 July 1978	-9.7 °C7 February 1978	11.0 °C	1,303 mm	4	75
1977	29.5 °C3 July 1977	-10.0 °C19 January 1977	11.4 °C	1,584 mm	0	71
1976	31.9 °C17 July 1976	-8.2 °C10 February 1976	11.9 °C	1,359 mm	15	66
1975	31.5 °C14 July 1975	-4.9 °C22 December 1975	12.1 °C	1,484 mm	10	40
1974	34.4 °C17 August 1974	-4.2 °C17 December 1974	12.3 °C	1,180 mm	21	31
1973	33.1 °C20 August 1973	-6.2 °C3 December 1973	12.1 °C	1,008 mm	12	70
1972	31.2 °C23 July 1972	-6.6 °C26 January 1972	11.3 °C	1,768 mm	8	50
1971	32.4 °C11 July 1971	-12.5 °C6 January 1971	11.7 °C	1,226 mm	12	80
1970	32.0 °C23 July 1970	-11.2 °C3 January 1970	11.3 °C	950 mm	13	87
1969	31.6 °C18 July 1969	-10.7 °C10 February 1969	11.1 °C	1,134 mm	13	89
1968	31.8 °C2 July 1968	-6.9 °C14 January 1968	11.7 °C	1,308 mm	6	66
1967	33.1 °C19 July 1967	-8.0 °C12 January 1967	12.0 °C	989 mm	12	66
1966	32.7 °C14 August 1966	-7.3 °C7 December 1966	11.8 °C	1,298 mm	9	82
1965	33.1 °C25 June 1965	-11.4 °C4 March 1965	11.1 °C	792 mm	15	99
1964	33.6 °C17 July 1964	-13.0 °C7 January 1964	11.6 °C	1,108 mm	13	70
1963	31.7 °C24 July 1963	-17.7 °C24 January 1963	10.6 °C	1,533 mm	4	90
1962	35.7 °C27 July 1962	-9.9 °C7 March 1962	11.7 °C	855 mm	49	93
1961	32.4 °C30 August 1961	-13.0 °C20 January 1961	12.8 °C	866 mm	17	60
1960	31.3 °C29 August 1960	-11.8 °C16 February 1960	11.5 °C	1,400 mm	8	59
1959	32.7 °C21 July 1959	-7.8 °C9 February 1959	12.1 °C	1,334 mm	15	62
1958	33.2 °C1 August 1958	-6.8 °C1 January 1958	12.1 °C	950 mm	16	66
1957	34.4 °C7 July 1957	-8.5 °C12 January 1957	11.9 °C	1,060 mm	12	67
1956	30.2 °C6 July 1956	-20.3 °C15 February 1956	10.8 °C	1,081 mm	2	77
1955	33.6 °C18 July 1955	-5.6 °C20 February 1955	12.2 °C	823 mm	8	51
1954	30.1 °C22 June 1954	-16.8 °C9 January 1954	10.9 °C	1,120 mm	2	81
1953	32.2 °C26 May 1953	-9.9 °C14 January 1953	12.1 °C	1,027 mm	4	66
1952	35.4 °C6 July 1952	-9.2 °C28 January 1952	11.8 °C	649 mm	18	94
1951	29.4 °C21 July 1951	-8.4 °C15 January 1951	11.4 °C	1,424 mm	0	70
1950	34.6 °C4 July 1950	-13.3 °C18 December 1950	12.4 °C	835 mm	24	73
1949	32.1 °C9 August 1949	-10.6 °C14 January 1949	11.9 °C	774 mm	11	82
1948	29.9 °C27 July 1948	-14.7 °C25 February 1948	11.0 °C	914 mm	0	79
1947	35.1 °C1 August 1947	-19.8 °C7 January 1947	10.8 °C	971 mm	18	104
1946	32.4 °C6 August 1946	-16.7 °C19 December 1946	10.8 °C	1,105 mm	9	93
1945	33.7 °C23 July 1945	-20.1 °C10 January 1945	11.3 °C	929 mm	16	92
1944	32.3 °C23 August 1944	-6.4 °C31 December 1944	11.0 °C	917 mm	4	104
1943	33.2 °C20 August 1943	-12.3 °C17 January 1943	12.0 °C	947 mm	15	79
1942	31.9 °C6 September 1942	-12.3 °C24 January 1942	11.7 °C	742 mm	16	89
1941	32.2 °C28 June 1941	-18.4 °C18 January 1941	10.3 °C	1,053 mm	6	101
1940	32.2 °C25 July 1940	-21.1 °C19 January 1940	10.1 °C	654 mm	4	112

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

18.0 °C

+1.2 °C

Hot days (≥ 30 °C)

32 d/yr

+12

Frost days (< 0 °C)

25 d/yr

-39

Annual rainfall

1185 mm

+105 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	6.7 °C	+1.8 °C	63 mm	+5 mm
Feb	8.6 °C	+0.7 °C	56 mm	-6 mm
Mar	13.8 °C	+0.8 °C	117 mm	+38 mm
Apr	18.6 °C	+1.6 °C	139 mm	+39 mm
May	22.0 °C	+0.8 °C	114 mm	-3 mm
Jun	29.2 °C	+3.8 °C	35 mm	-68 mm
Jul	27.9 °C	-0.3 °C	158 mm	+75 mm
Aug	27.7 °C	+0.3 °C	206 mm	+99 mm
Sep	23.1 °C	-0.3 °C	110 mm	+14 mm
Oct	17.9 °C	+0.7 °C	29 mm	-80 mm
Nov	11.3 °C	+0.8 °C	41 mm	-62 mm
Dec	8.6 °C	+2.7 °C	118 mm	+54 mm

The year's extremes

Hottest day

33.7 °C

14 Jun 2025

Coldest day

-5.3 °C

15 Jan 2025

Wettest day

68.7 mm

28 Aug 2025

Windiest day

28.9 km/h

14 Feb 2025

Strongest gust

58.7 km/h

17 Apr 2025

Hottest feels-like

39.1 °C

14 Jun 2025

Coldest feels-like

-9.0 °C

15 Jan 2025

Snowiest day

1.8 cm

8 Feb 2025

Sunniest day

15.0 h

29 May 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 Asti?

Asti has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 12.3 °C and it receives 1,080 mm of precipitation per year.

What is the hottest day ever recorded in Asti?

The hottest day measured in Asti between 1940 and 2025 was 27 June 2019, reaching 38.7 °C.

What is the coldest day in Asti?

The coldest day measured in Asti between 1940 and 2025 was 19 January 1940, at -21.1 °C.

Does it snow in Asti?

Yes. Asti gets on average 56.5 cm of snow per year and has around 64 frost days.

Has the climate of Asti warmed?

Yes: Asti warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Asti?

The wettest day measured in Asti between 1940 and 2025 was 24 August 1987, with 118 mm of rain in 24 hours.

What was the windiest day in Asti?

The windiest day measured in Asti between 1940 and 2025 was 8 February 1965, with winds reaching 38.5 km/h.

What is the warmest month in Asti?

The warmest month in Asti is July (23.0 °C on average); the coldest is January (1.1 °C).

How much does it rain in Asti?

Asti receives on average 1,080 mm of precipitation per year, spread over about 118 rainy days.

Is it sunny in Asti?

Asti gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.

What is the biggest single-day snowfall in Asti?

The heaviest 24-hour snowfall measured in Asti between 1940 and 2025 was 21 February 2004, with 40.7 cm.

Are there tropical nights in Asti?

Yes: Asti has on average 18 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Asti?

In Asti, between 1940 and 2025, the highest apparent temperature reached 42.2 °C on 28 July 2024, and the lowest was -25.8 °C on 19 January 1940.

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