Valmontone climate — normals and trends

Q: What is the climate of Valmontone?

Valmontone has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.0 °C and it receives 1,176 mm of precipitation per year.

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

The hottest day measured in Valmontone between 1940 and 2025 was 25 August 2007, reaching 38.1 °C.

Q: What is the coldest day in Valmontone?

The coldest day measured in Valmontone between 1940 and 2025 was 14 January 1968, at -18.3 °C.

Q: Does it snow in Valmontone?

Yes. Valmontone gets on average 14.7 cm of snow per year and has around 42 frost days.

Q: Has the climate of Valmontone warmed?

Yes: Valmontone warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Valmontone?

The wettest day measured in Valmontone between 1940 and 2025 was 3 September 1959, with 122 mm of rain in 24 hours.

Q: What was the windiest day in Valmontone?

The windiest day measured in Valmontone between 1940 and 2025 was 29 October 2018, with winds reaching 35.7 km/h.

Q: What is the warmest month in Valmontone?

The warmest month in Valmontone is July (22.5 °C on average); the coldest is January (4.4 °C).

Q: How much does it rain in Valmontone?

Valmontone receives on average 1,176 mm of precipitation per year, spread over about 131 rainy days.

Q: Is it sunny in Valmontone?

Valmontone gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.

Valmontone (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 13.0 °C and it receives 1,176 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 (22.5 °C on average) and the coldest is January (4.4 °C). Rainfall peaks in November.

Valmontone averages 42 frost days, 20 hot days (≥ 30 °C) and 131 rainy days per year.

Valmontone has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.

The number of frost days there went from about 57 to 27 per year over the period.

The hottest day of the period reached 38.1 °C (on 25 August 2007) and the coldest -18.3 °C (on 14 January 1968).

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

ValmontoneLazio

coords: 41.77°, 12.92°
period: 1940–2025 · 86 yrs

CsaHot-summer MediterraneanWarmest monthJulyColdest monthJanuaryWettest monthNovemberDriest monthJuly

Mean daily temperature

13.0°C

Average daily high

18.0°C

Average daily low

8.4°C

Annual rainfall

1,176mm

Sunshine / day

9.8h

Mean relative humidity

76%

Average peak wind

10.3km/h

Seasonal range

18.1°C

Frost days (< 0 °C)

42 d/yr

Hot days (≥ 30 °C)

20 d/yr

Rainy days (≥ 1 mm)

131 d/yr

Annual snowfall

14.7 cm

Average feels-like high

17.5 °C

Average feels-like low

7.0 °C

Average peak gust

31.3 km/h

Tropical nights (≥ 20 °C)

6 d/yr

Solar radiation

15.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.48 · 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

38.1 °C

25 August 2007

Coldest day

-18.3 °C

14 January 1968

Wettest day

122 mm

3 September 1959

Windiest day

35.7 km/h

29 October 2018

Strongest gust

130.0 km/h

4 November 1966

Hottest feels-like

40.7 °C

21 June 2024

Coldest feels-like

-23.5 °C

14 January 1968

Snowiest day

22.9 cm

11 March 1956

Sunniest day

14.3 h

8 July 2017

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	37.0 °C11 August 2025	-1.8 °C15 January 2025	15.0 °C	1,071 mm	51	3
2024	36.6 °C20 June 2024	-1.3 °C22 December 2024	15.5 °C	1,140 mm	67	5
2023	37.9 °C18 July 2023	-3.8 °C8 February 2023	14.8 °C	1,304 mm	37	23
2022	37.4 °C27 June 2022	-2.9 °C2 March 2022	15.1 °C	942 mm	66	30
2021	36.4 °C11 August 2021	-3.4 °C17 March 2021	14.1 °C	1,213 mm	38	35
2020	36.1 °C31 July 2020	-2.3 °C7 February 2020	14.1 °C	1,158 mm	35	20
2019	35.6 °C12 August 2019	-4.2 °C4 January 2019	14.3 °C	1,526 mm	37	28
2018	33.1 °C31 July 2018	-18.3 °C28 February 2018	14.4 °C	1,549 mm	17	21
2017	37.9 °C2 August 2017	-11.1 °C7 January 2017	14.0 °C	887 mm	47	39
2016	32.3 °C12 July 2016	-3.7 °C20 January 2016	14.2 °C	1,271 mm	23	17
2015	34.7 °C20 July 2015	-3.4 °C1 January 2015	14.3 °C	1,101 mm	41	18
2014	30.9 °C9 June 2014	-3.4 °C31 December 2014	14.0 °C	1,388 mm	7	17
2013	35.5 °C8 August 2013	-3.8 °C19 January 2013	13.6 °C	1,350 mm	23	43
2012	35.8 °C7 August 2012	-10.3 °C15 February 2012	14.0 °C	1,134 mm	53	50
2011	34.7 °C22 August 2011	-10.6 °C8 March 2011	13.5 °C	900 mm	28	39
2010	33.8 °C16 July 2010	-13.5 °C17 December 2010	13.3 °C	1,532 mm	22	40
2009	34.5 °C24 July 2009	-5.7 °C20 December 2009	13.8 °C	1,254 mm	30	32
2008	32.9 °C10 September 2008	-5.3 °C18 February 2008	13.6 °C	1,448 mm	36	30
2007	38.1 °C25 August 2007	-9.1 °C28 January 2007	13.5 °C	939 mm	32	32
2006	33.2 °C29 June 2006	-4.4 °C25 January 2006	13.1 °C	883 mm	25	45
2005	36.9 °C29 July 2005	-8.2 °C27 January 2005	12.7 °C	1,319 mm	18	66
2004	35.0 °C23 July 2004	-11.8 °C31 January 2004	13.4 °C	1,349 mm	17	36
2003	35.5 °C6 August 2003	-8.2 °C2 February 2003	14.0 °C	1,050 mm	56	48
2002	32.0 °C24 June 2002	-7.5 °C17 January 2002	13.5 °C	1,215 mm	14	24
2001	33.6 °C3 August 2001	-6.4 °C19 December 2001	13.7 °C	821 mm	22	27
2000	34.3 °C23 August 2000	-4.9 °C27 January 2000	13.9 °C	1,021 mm	19	33
1999	34.7 °C10 August 1999	-9.6 °C14 February 1999	13.4 °C	1,265 mm	9	48
1998	35.7 °C3 August 1998	-8.2 °C26 March 1998	13.5 °C	1,081 mm	34	30
1997	31.0 °C23 July 1997	-1.6 °C8 December 1997	13.7 °C	951 mm	5	18
1996	31.1 °C27 July 1996	-5.1 °C6 March 1996	12.9 °C	1,413 mm	4	40
1995	33.2 °C27 July 1995	-3.6 °C7 January 1995	12.7 °C	1,166 mm	10	46
1994	33.1 °C5 August 1994	-2.6 °C13 February 1994	13.9 °C	768 mm	30	20
1993	35.3 °C5 August 1993	-17.0 °C24 February 1993	12.9 °C	983 mm	28	69
1992	32.4 °C2 August 1992	-3.8 °C2 January 1992	13.2 °C	1,068 mm	20	35
1991	31.6 °C13 August 1991	-8.0 °C7 February 1991	12.3 °C	1,165 mm	10	56
1990	31.6 °C23 July 1990	-3.0 °C16 January 1990	13.1 °C	1,021 mm	4	49
1989	32.5 °C18 August 1989	-3.4 °C4 December 1989	12.8 °C	997 mm	12	50
1988	33.4 °C25 July 1988	-9.5 °C17 December 1988	13.1 °C	945 mm	29	48
1987	34.3 °C24 July 1987	-7.8 °C9 January 1987	13.1 °C	1,054 mm	17	40
1986	31.9 °C19 September 1986	-8.9 °C14 February 1986	12.8 °C	1,168 mm	5	46
1985	33.3 °C16 August 1985	-18.3 °C11 January 1985	12.9 °C	977 mm	17	43
1984	31.3 °C13 July 1984	-4.8 °C26 January 1984	12.0 °C	1,421 mm	3	45
1983	34.4 °C27 July 1983	-4.7 °C18 February 1983	12.7 °C	988 mm	15	53
1982	32.7 °C25 June 1982	-4.6 °C20 March 1982	13.1 °C	984 mm	16	46
1981	35.9 °C4 August 1981	-11.5 °C17 January 1981	12.3 °C	1,283 mm	8	73
1980	32.3 °C2 August 1980	-8.8 °C5 December 1980	11.8 °C	1,313 mm	6	56
1979	32.3 °C5 August 1979	-8.5 °C3 January 1979	12.3 °C	1,726 mm	5	36
1978	31.2 °C14 July 1978	-5.9 °C1 February 1978	12.0 °C	1,479 mm	6	58
1977	31.9 °C30 July 1977	-5.2 °C14 January 1977	12.9 °C	1,115 mm	1	32
1976	28.5 °C16 July 1976	-5.4 °C29 January 1976	12.2 °C	1,472 mm	0	23
1975	33.1 °C18 July 1975	-5.1 °C10 January 1975	12.6 °C	1,183 mm	8	35
1974	34.4 °C16 August 1974	-4.4 °C9 February 1974	12.3 °C	1,253 mm	15	30
1973	30.7 °C17 July 1973	-7.2 °C1 December 1973	12.5 °C	988 mm	3	57
1972	30.7 °C12 August 1972	-5.1 °C1 February 1972	12.1 °C	1,762 mm	5	22
1971	34.7 °C8 August 1971	-8.5 °C8 March 1971	12.3 °C	1,311 mm	14	45
1970	33.5 °C23 July 1970	-9.9 °C20 February 1970	12.6 °C	1,053 mm	13	52
1969	30.4 °C21 July 1969	-10.5 °C18 February 1969	12.2 °C	1,613 mm	2	48
1968	34.4 °C10 July 1968	-18.3 °C14 January 1968	12.3 °C	1,328 mm	4	50
1967	33.6 °C25 July 1967	-11.8 °C10 January 1967	12.7 °C	963 mm	13	46
1966	31.8 °C12 August 1966	-6.2 °C14 January 1966	12.4 °C	1,456 mm	5	56
1965	34.5 °C25 July 1965	-11.3 °C13 February 1965	12.3 °C	1,567 mm	15	51
1964	31.7 °C17 July 1964	-4.8 °C6 December 1964	12.7 °C	1,379 mm	7	54
1963	31.5 °C2 July 1963	-8.2 °C23 January 1963	12.4 °C	1,506 mm	6	47
1962	35.7 °C28 July 1962	-8.1 °C27 December 1962	13.0 °C	1,193 mm	28	56
1961	35.3 °C12 August 1961	-4.6 °C17 December 1961	13.7 °C	1,050 mm	19	38
1960	36.6 °C28 August 1960	-4.3 °C19 January 1960	13.4 °C	1,600 mm	11	19
1959	32.2 °C28 July 1959	-4.2 °C18 January 1959	13.1 °C	1,333 mm	4	32
1958	34.6 °C2 August 1958	-10.8 °C13 March 1958	13.0 °C	1,354 mm	15	35
1957	35.4 °C13 August 1957	-8.3 °C20 January 1957	12.9 °C	999 mm	19	46
1956	37.6 °C8 August 1956	-13.8 °C16 February 1956	12.1 °C	923 mm	20	64
1955	32.1 °C20 July 1955	-5.5 °C15 February 1955	13.5 °C	1,082 mm	3	15
1954	31.6 °C21 August 1954	-6.5 °C25 January 1954	12.7 °C	975 mm	5	42
1953	33.4 °C18 July 1953	-5.2 °C9 February 1953	13.0 °C	1,035 mm	10	40
1952	35.7 °C6 July 1952	-5.0 °C17 December 1952	13.5 °C	1,146 mm	34	44
1951	32.5 °C7 August 1951	-3.5 °C18 January 1951	12.8 °C	1,258 mm	8	34
1950	35.3 °C4 July 1950	-9.4 °C21 December 1950	13.1 °C	1,110 mm	36	44
1949	33.4 °C10 August 1949	-5.3 °C5 March 1949	12.7 °C	843 mm	25	49
1948	32.9 °C10 August 1948	-7.3 °C24 February 1948	12.1 °C	1,078 mm	3	67
1947	36.3 °C3 August 1947	-5.6 °C9 January 1947	13.2 °C	1,259 mm	28	52
1946	35.6 °C19 August 1946	-5.3 °C31 December 1946	13.2 °C	1,037 mm	44	52
1945	37.0 °C30 July 1945	-16.1 °C23 January 1945	12.9 °C	729 mm	42	76
1944	34.2 °C24 August 1944	-11.9 °C13 February 1944	12.1 °C	1,134 mm	16	73
1943	34.0 °C16 September 1943	-6.2 °C11 January 1943	13.2 °C	1,004 mm	30	49
1942	31.8 °C31 August 1942	-12.9 °C28 January 1942	12.3 °C	802 mm	18	62
1941	33.6 °C19 August 1941	-13.3 °C19 January 1941	11.5 °C	1,122 mm	24	69
1940	32.4 °C10 August 1940	-16.2 °C28 December 1940	11.0 °C	1,153 mm	9	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

20.4 °C

+2.4 °C

Hot days (≥ 30 °C)

51 d/yr

+31

Frost days (< 0 °C)

3 d/yr

-39

Annual rainfall

1071 mm

-105 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	11.5 °C	+2.6 °C	75 mm	-21 mm
Feb	12.8 °C	+2.6 °C	85 mm	-20 mm
Mar	15.2 °C	+2.2 °C	146 mm	+42 mm
Apr	18.7 °C	+2.6 °C	143 mm	+28 mm
May	21.6 °C	+1.1 °C	124 mm	+27 mm
Jun	30.6 °C	+6.0 °C	20 mm	-46 mm
Jul	30.5 °C	+2.5 °C	27 mm	-12 mm
Aug	30.0 °C	+1.9 °C	67 mm	+15 mm
Sep	26.0 °C	+2.1 °C	134 mm	+39 mm
Oct	19.8 °C	+0.6 °C	93 mm	-36 mm
Nov	15.3 °C	+1.5 °C	102 mm	-51 mm
Dec	12.8 °C	+2.8 °C	56 mm	-70 mm

The year's extremes

Hottest day

37.0 °C

11 Aug 2025

Coldest day

-1.8 °C

15 Jan 2025

Wettest day

66.3 mm

10 Sep 2025

Windiest day

23.4 km/h

17 Apr 2025

Strongest gust

81.4 km/h

17 Apr 2025

Hottest feels-like

39.0 °C

11 Aug 2025

Coldest feels-like

-5.4 °C

15 Jan 2025

Snowiest day

0.2 cm

22 Nov 2025

Sunniest day

14.2 h

6 Jul 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 Valmontone?

Valmontone has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.0 °C and it receives 1,176 mm of precipitation per year.

What is the hottest day ever recorded in Valmontone?

The hottest day measured in Valmontone between 1940 and 2025 was 25 August 2007, reaching 38.1 °C.

What is the coldest day in Valmontone?

The coldest day measured in Valmontone between 1940 and 2025 was 14 January 1968, at -18.3 °C.

Does it snow in Valmontone?

Yes. Valmontone gets on average 14.7 cm of snow per year and has around 42 frost days.

Has the climate of Valmontone warmed?

Yes: Valmontone warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Valmontone?

The wettest day measured in Valmontone between 1940 and 2025 was 3 September 1959, with 122 mm of rain in 24 hours.

What was the windiest day in Valmontone?

The windiest day measured in Valmontone between 1940 and 2025 was 29 October 2018, with winds reaching 35.7 km/h.

What is the warmest month in Valmontone?

The warmest month in Valmontone is July (22.5 °C on average); the coldest is January (4.4 °C).

How much does it rain in Valmontone?

Valmontone receives on average 1,176 mm of precipitation per year, spread over about 131 rainy days.

Is it sunny in Valmontone?

Valmontone gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.

What is the biggest single-day snowfall in Valmontone?

The heaviest 24-hour snowfall measured in Valmontone between 1940 and 2025 was 11 March 1956, with 22.9 cm.

Are there tropical nights in Valmontone?

Yes: Valmontone has on average 6 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Valmontone?

In Valmontone, between 1940 and 2025, the highest apparent temperature reached 40.7 °C on 21 June 2024, and the lowest was -23.5 °C on 14 January 1968.

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