Millville climate — normals and trends

Q: What is the climate of Millville?

Millville has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.2 °C and it receives 1,087 mm of precipitation per year.

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

The hottest day measured in Millville between 1940 and 2025 was 3 July 1966, reaching 40.0 °C.

Q: What is the coldest day in Millville?

The coldest day measured in Millville between 1940 and 2025 was 28 January 1987, at -22.5 °C.

Q: Does it snow in Millville?

Yes. Millville gets on average 40.8 cm of snow per year and has around 71 frost days.

Q: Has the climate of Millville warmed?

Yes: Millville warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Millville?

The wettest day measured in Millville between 1940 and 2025 was 16 September 1999, with 113 mm of rain in 24 hours.

Q: What was the windiest day in Millville?

The windiest day measured in Millville between 1940 and 2025 was 12 September 1960, with winds reaching 53.0 km/h.

Q: What is the warmest month in Millville?

The warmest month in Millville is July (25.1 °C on average); the coldest is January (1.3 °C).

Q: How much does it rain in Millville?

Millville receives on average 1,087 mm of precipitation per year, spread over about 118 rainy days.

Q: Is it sunny in Millville?

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

Millville (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.2 °C and it receives 1,087 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 (25.1 °C on average) and the coldest is January (1.3 °C). Rainfall peaks in August.

Millville averages 71 frost days, 39 hot days (≥ 30 °C) and 118 rainy days per year.

Millville has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.

The number of frost days there went from about 77 to 65 per year over the period.

The hottest day of the period reached 40.0 °C (on 3 July 1966) and the coldest -22.5 °C (on 28 January 1987).

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

MillvilleNew Jersey

coords: 39.40°, -75.04°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthAugustDriest monthFebruary

Mean daily temperature

13.2°C

Average daily high

17.8°C

Average daily low

9.0°C

Annual rainfall

1,087mm

Sunshine / day

9.1h

Mean relative humidity

67%

Average peak wind

17.6km/h

Seasonal range

23.8°C

Frost days (< 0 °C)

71 d/yr

Hot days (≥ 30 °C)

39 d/yr

Rainy days (≥ 1 mm)

118 d/yr

Annual snowfall

40.8 cm

Average feels-like high

16.7 °C

Average feels-like low

6.8 °C

Average peak gust

38.8 km/h

Tropical nights (≥ 20 °C)

54 d/yr

Solar radiation

15.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.5 °C

since 1940

+0.2 °C per decade · r² = 0.35 · 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

40.0 °C

3 July 1966

Coldest day

-22.5 °C

28 January 1987

Wettest day

113 mm

16 September 1999

Windiest day

53.0 km/h

12 September 1960

Strongest gust

141.1 km/h

9 January 2024

Hottest feels-like

45.7 °C

15 July 1995

Coldest feels-like

-28.2 °C

21 January 1985

Snowiest day

34.4 cm

20 March 1958

Sunniest day

14.1 h

1 July 2024

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.8 °C24 June 2025	-12.7 °C23 January 2025	13.8 °C	990 mm	39	72
2024	36.5 °C16 July 2024	-12.7 °C23 December 2024	14.6 °C	1,051 mm	40	54
2023	36.3 °C6 September 2023	-10.1 °C4 February 2023	14.8 °C	1,047 mm	46	36
2022	35.1 °C9 August 2022	-13.4 °C30 January 2022	14.1 °C	1,259 mm	50	80
2021	35.3 °C30 June 2021	-6.5 °C8 February 2021	14.6 °C	1,198 mm	56	59
2020	36.5 °C3 July 2020	-9.1 °C15 February 2020	14.8 °C	1,365 mm	53	51
2019	36.7 °C22 July 2019	-14.5 °C31 January 2019	14.3 °C	1,133 mm	57	70
2018	35.0 °C29 August 2018	-18.3 °C7 January 2018	14.1 °C	1,611 mm	52	67
2017	34.6 °C19 May 2017	-13.9 °C9 January 2017	14.5 °C	1,088 mm	40	58
2016	35.8 °C14 August 2016	-12.7 °C14 February 2016	14.2 °C	1,079 mm	51	62
2015	35.6 °C23 June 2015	-16.5 °C20 February 2015	14.1 °C	1,124 mm	41	74
2014	34.8 °C18 June 2014	-19.1 °C4 January 2014	12.7 °C	1,115 mm	26	77
2013	35.0 °C18 July 2013	-11.4 °C23 January 2013	13.3 °C	1,053 mm	33	75
2012	37.8 °C18 July 2012	-10.1 °C4 January 2012	14.8 °C	954 mm	45	47
2011	39.7 °C22 July 2011	-11.1 °C14 January 2011	14.5 °C	1,227 mm	51	66
2010	39.4 °C6 July 2010	-11.8 °C30 December 2010	14.2 °C	1,121 mm	67	78
2009	33.6 °C10 August 2009	-14.8 °C17 January 2009	13.2 °C	1,295 mm	24	79
2008	36.5 °C9 June 2008	-10.6 °C11 February 2008	13.9 °C	998 mm	53	65
2007	36.0 °C8 August 2007	-12.2 °C6 February 2007	13.7 °C	994 mm	45	72
2006	37.4 °C18 July 2006	-9.9 °C19 February 2006	14.4 °C	1,065 mm	44	49
2005	38.4 °C27 July 2005	-17.0 °C28 January 2005	13.3 °C	971 mm	45	72
2004	33.1 °C9 June 2004	-15.3 °C10 January 2004	13.3 °C	1,074 mm	28	73
2003	35.1 °C26 June 2003	-12.7 °C18 January 2003	12.7 °C	1,442 mm	28	83
2002	36.7 °C4 July 2002	-11.9 °C7 December 2002	14.1 °C	1,061 mm	55	60
2001	37.0 °C9 August 2001	-11.0 °C3 January 2001	13.9 °C	812 mm	31	65
2000	35.1 °C11 June 2000	-16.2 °C30 January 2000	12.9 °C	992 mm	24	76
1999	38.1 °C1 August 1999	-10.7 °C2 January 1999	13.9 °C	1,056 mm	44	61
1998	35.5 °C23 July 1998	-9.4 °C26 December 1998	14.5 °C	900 mm	46	39
1997	35.3 °C15 July 1997	-14.9 °C19 January 1997	13.1 °C	984 mm	37	60
1996	34.6 °C20 May 1996	-18.9 °C5 February 1996	12.6 °C	1,428 mm	18	70
1995	38.3 °C15 July 1995	-14.1 °C6 February 1995	13.7 °C	878 mm	53	74
1994	36.0 °C15 June 1994	-19.4 °C19 January 1994	13.8 °C	1,069 mm	49	64
1993	38.7 °C10 July 1993	-13.8 °C7 February 1993	13.4 °C	1,037 mm	50	69
1992	35.6 °C15 July 1992	-10.9 °C19 January 1992	12.6 °C	1,013 mm	25	71
1991	37.5 °C21 July 1991	-11.0 °C23 January 1991	14.3 °C	1,032 mm	59	67
1990	36.6 °C5 July 1990	-11.1 °C26 February 1990	14.4 °C	1,009 mm	38	50
1989	34.3 °C27 June 1989	-14.3 °C23 December 1989	12.8 °C	1,420 mm	30	85
1988	36.8 °C11 July 1988	-15.8 °C11 January 1988	12.7 °C	934 mm	56	83
1987	36.1 °C21 July 1987	-22.5 °C28 January 1987	13.1 °C	1,022 mm	44	70
1986	36.8 °C7 July 1986	-11.5 °C28 January 1986	13.2 °C	1,039 mm	46	78
1985	35.8 °C14 August 1985	-20.9 °C21 January 1985	13.5 °C	830 mm	37	78
1984	35.0 °C9 June 1984	-22.0 °C22 January 1984	13.1 °C	1,188 mm	36	72
1983	37.5 °C20 August 1983	-17.0 °C25 December 1983	13.3 °C	1,364 mm	54	59
1982	35.0 °C19 July 1982	-20.6 °C17 January 1982	12.7 °C	967 mm	18	76
1981	34.6 °C9 July 1981	-17.3 °C13 January 1981	12.4 °C	1,018 mm	25	81
1980	36.1 °C20 July 1980	-14.7 °C26 December 1980	12.7 °C	902 mm	53	86
1979	34.4 °C10 August 1979	-22.0 °C18 February 1979	13.0 °C	1,338 mm	24	70
1978	34.9 °C23 July 1978	-14.1 °C20 February 1978	12.0 °C	1,250 mm	26	90
1977	36.5 °C19 July 1977	-18.5 °C17 January 1977	13.0 °C	1,112 mm	46	78
1976	33.3 °C18 April 1976	-13.7 °C23 January 1976	12.6 °C	936 mm	34	88
1975	35.3 °C2 August 1975	-7.9 °C19 December 1975	13.5 °C	1,333 mm	29	72
1974	35.3 °C10 July 1974	-10.9 °C10 February 1974	13.4 °C	965 mm	36	61
1973	35.6 °C28 August 1973	-12.7 °C17 February 1973	13.8 °C	1,201 mm	39	58
1972	35.6 °C23 July 1972	-14.7 °C16 January 1972	12.7 °C	1,201 mm	31	73
1971	35.0 °C8 July 1971	-12.4 °C2 February 1971	13.3 °C	1,195 mm	34	67
1970	34.3 °C23 September 1970	-16.0 °C9 January 1970	13.0 °C	858 mm	47	72
1969	35.2 °C29 May 1969	-10.5 °C28 January 1969	12.6 °C	1,206 mm	32	88
1968	37.7 °C1 July 1968	-18.6 °C12 January 1968	12.7 °C	933 mm	40	82
1967	33.3 °C25 June 1967	-19.2 °C13 February 1967	11.9 °C	1,001 mm	20	79
1966	40.0 °C3 July 1966	-15.9 °C29 January 1966	12.4 °C	894 mm	47	84
1965	35.3 °C25 July 1965	-16.8 °C17 January 1965	12.4 °C	666 mm	45	88
1964	36.8 °C10 June 1964	-17.3 °C15 January 1964	12.8 °C	1,074 mm	45	80
1963	35.7 °C27 July 1963	-16.4 °C29 January 1963	12.3 °C	873 mm	31	82
1962	35.7 °C19 May 1962	-15.1 °C11 February 1962	12.1 °C	1,113 mm	28	82
1961	34.2 °C22 July 1961	-22.1 °C22 January 1961	12.7 °C	1,176 mm	45	76
1960	33.5 °C24 June 1960	-13.8 °C24 December 1960	12.5 °C	1,041 mm	21	92
1959	38.2 °C29 June 1959	-11.7 °C2 February 1959	13.5 °C	1,042 mm	50	77
1958	34.2 °C31 July 1958	-15.4 °C17 February 1958	12.0 °C	1,430 mm	31	72
1957	38.3 °C22 July 1957	-13.0 °C18 January 1957	13.4 °C	943 mm	48	59
1956	36.3 °C2 July 1956	-10.1 °C28 January 1956	12.9 °C	1,128 mm	34	64
1955	37.0 °C22 July 1955	-16.8 °C3 February 1955	13.1 °C	961 mm	47	85
1954	37.1 °C31 July 1954	-16.2 °C18 January 1954	13.3 °C	924 mm	38	68
1953	37.5 °C31 August 1953	-8.9 °C18 December 1953	14.0 °C	1,130 mm	47	50
1952	38.1 °C26 June 1952	-11.8 °C30 January 1952	13.5 °C	1,269 mm	38	55
1951	34.3 °C1 August 1951	-11.0 °C17 December 1951	13.3 °C	1,005 mm	41	71
1950	33.8 °C27 June 1950	-12.2 °C28 December 1950	12.8 °C	1,065 mm	24	78
1949	38.2 °C28 July 1949	-7.8 °C12 February 1949	14.2 °C	870 mm	47	53
1948	36.8 °C26 August 1948	-19.1 °C19 January 1948	12.6 °C	1,350 mm	31	71
1947	33.5 °C15 August 1947	-13.2 °C5 February 1947	12.8 °C	971 mm	24	83
1946	32.6 °C20 July 1946	-9.6 °C23 January 1946	13.6 °C	924 mm	20	57
1945	36.4 °C1 July 1945	-15.0 °C25 January 1945	13.0 °C	1,232 mm	24	71
1944	35.6 °C5 August 1944	-8.6 °C17 January 1944	13.0 °C	1,228 mm	46	76
1943	35.5 °C26 June 1943	-14.9 °C15 February 1943	12.8 °C	951 mm	54	85
1942	35.2 °C19 July 1942	-16.0 °C21 December 1942	13.0 °C	1,250 mm	30	72
1941	36.2 °C28 July 1941	-9.0 °C1 March 1941	13.1 °C	986 mm	41	89
1940	35.5 °C26 July 1940	-15.1 °C1 February 1940	12.0 °C	1,199 mm	17	82

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

18.2 °C

+0.4 °C

Hot days (≥ 30 °C)

39 d/yr

Frost days (< 0 °C)

72 d/yr

Annual rainfall

990 mm

-98 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	3.1 °C	-2.0 °C	35 mm	-46 mm
Feb	6.8 °C	+0.1 °C	64 mm	-12 mm
Mar	15.0 °C	+3.6 °C	113 mm	+15 mm
Apr	19.1 °C	+1.7 °C	79 mm	-11 mm
May	22.7 °C	+0.1 °C	128 mm	+38 mm
Jun	28.6 °C	+1.2 °C	94 mm	+6 mm
Jul	30.9 °C	+1.1 °C	199 mm	+95 mm
Aug	27.2 °C	-1.4 °C	43 mm	-70 mm
Sep	26.2 °C	+1.0 °C	79 mm	-11 mm
Oct	19.7 °C	+0.4 °C	54 mm	-28 mm
Nov	13.2 °C	0.0 °C	41 mm	-44 mm
Dec	5.3 °C	-2.1 °C	60 mm	-28 mm

The year's extremes

Hottest day

38.8 °C

24 Jun 2025

Coldest day

-12.7 °C

23 Jan 2025

Wettest day

31.3 mm

28 May 2025

Windiest day

39.8 km/h

16 Feb 2025

Strongest gust

88.2 km/h

16 Feb 2025

Hottest feels-like

43.6 °C

23 Jun 2025

Coldest feels-like

-17.1 °C

23 Jan 2025

Snowiest day

8.0 cm

14 Dec 2025

Sunniest day

14.1 h

4 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 Millville?

Millville has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.2 °C and it receives 1,087 mm of precipitation per year.

What is the hottest day ever recorded in Millville?

The hottest day measured in Millville between 1940 and 2025 was 3 July 1966, reaching 40.0 °C.

What is the coldest day in Millville?

The coldest day measured in Millville between 1940 and 2025 was 28 January 1987, at -22.5 °C.

Does it snow in Millville?

Yes. Millville gets on average 40.8 cm of snow per year and has around 71 frost days.

Has the climate of Millville warmed?

Yes: Millville warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Millville?

The wettest day measured in Millville between 1940 and 2025 was 16 September 1999, with 113 mm of rain in 24 hours.

What was the windiest day in Millville?

The windiest day measured in Millville between 1940 and 2025 was 12 September 1960, with winds reaching 53.0 km/h.

What is the warmest month in Millville?

The warmest month in Millville is July (25.1 °C on average); the coldest is January (1.3 °C).

How much does it rain in Millville?

Millville receives on average 1,087 mm of precipitation per year, spread over about 118 rainy days.

Is it sunny in Millville?

Millville 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 Millville?

The heaviest 24-hour snowfall measured in Millville between 1940 and 2025 was 20 March 1958, with 34.4 cm.

Are there tropical nights in Millville?

Yes: Millville has on average 54 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Millville?

In Millville, between 1940 and 2025, the highest apparent temperature reached 45.7 °C on 15 July 1995, and the lowest was -28.2 °C on 21 January 1985.

Compare Millville with another city

Pick a second city: its normals will be set against these, indicator by indicator.

Nearby cities

The climate around Millville

Other cities — United States

All cities in United States →