Weirton Heights climate — normals and trends

Q: What is the climate of Weirton Heights?

Weirton Heights has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.6 °C and it receives 1,115 mm of precipitation per year.

Q: What is the hottest day ever recorded in Weirton Heights?

The hottest day measured in Weirton Heights between 1940 and 2025 was 16 July 1988, reaching 38.5 °C.

Q: What is the coldest day in Weirton Heights?

The coldest day measured in Weirton Heights between 1940 and 2025 was 19 January 1994, at -29.6 °C.

Q: Does it snow in Weirton Heights?

Yes. Weirton Heights gets on average 70.9 cm of snow per year and has around 104 frost days.

Q: Has the climate of Weirton Heights warmed?

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

Q: What is the wettest day in Weirton Heights?

The wettest day measured in Weirton Heights between 1940 and 2025 was 17 September 2004, with 127 mm of rain in 24 hours.

Q: What was the windiest day in Weirton Heights?

The windiest day measured in Weirton Heights between 1940 and 2025 was 3 April 1975, with winds reaching 44.8 km/h.

Q: What is the warmest month in Weirton Heights?

The warmest month in Weirton Heights is July (22.4 °C on average); the coldest is January (-2.0 °C).

Q: How much does it rain in Weirton Heights?

Weirton Heights receives on average 1,115 mm of precipitation per year, spread over about 143 rainy days.

Q: Is it sunny in Weirton Heights?

Weirton Heights gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.

Weirton Heights (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.6 °C and it receives 1,115 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 (22.4 °C on average) and the coldest is January (-2.0 °C). Rainfall peaks in May.

Weirton Heights averages 104 frost days, 20 hot days (≥ 30 °C) and 143 rainy days per year.

Weirton Heights has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.

The number of frost days there went from about 116 to 92 per year over the period.

The hottest day of the period reached 38.5 °C (on 16 July 1988) and the coldest -29.6 °C (on 19 January 1994).

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

Weirton HeightsWest Virginia

coords: 40.41°, -80.54°
period: 1940–2025 · 86 yrs

DfaHot-summer humid continentalWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthFebruary

Mean daily temperature

10.6°C

Average daily high

15.6°C

Average daily low

6.1°C

Annual rainfall

1,115mm

Sunshine / day

8.4h

Mean relative humidity

72%

Average peak wind

15.5km/h

Seasonal range

24.4°C

Frost days (< 0 °C)

104 d/yr

Hot days (≥ 30 °C)

20 d/yr

Rainy days (≥ 1 mm)

143 d/yr

Annual snowfall

70.9 cm

Average feels-like high

14.0 °C

Average feels-like low

3.6 °C

Average peak gust

37.2 km/h

Tropical nights (≥ 20 °C)

18 d/yr

Solar radiation

14.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.40 · 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

38.5 °C

16 July 1988

Coldest day

-29.6 °C

19 January 1994

Wettest day

127 mm

17 September 2004

Windiest day

44.8 km/h

3 April 1975

Strongest gust

114.1 km/h

25 February 1956

Hottest feels-like

42.8 °C

15 July 1995

Coldest feels-like

-35.6 °C

19 January 1994

Snowiest day

28.9 cm

25 November 1950

Sunniest day

14.9 h

25 June 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	34.1 °C24 June 2025	-26.2 °C22 January 2025	11.2 °C	1,148 mm	29	104
2024	34.5 °C21 June 2024	-13.8 °C17 January 2024	12.8 °C	1,164 mm	33	70
2023	32.6 °C6 September 2023	-13.2 °C4 February 2023	12.3 °C	1,019 mm	13	74
2022	34.0 °C22 June 2022	-20.2 °C23 December 2022	11.4 °C	1,202 mm	26	98
2021	34.0 °C12 August 2021	-18.5 °C21 February 2021	12.2 °C	1,144 mm	23	92
2020	34.0 °C9 July 2020	-11.7 °C15 February 2020	12.2 °C	1,132 mm	37	75
2019	32.9 °C20 July 2019	-20.4 °C31 January 2019	11.7 °C	1,380 mm	21	100
2018	34.0 °C5 September 2018	-21.6 °C7 January 2018	11.5 °C	1,621 mm	30	107
2017	32.2 °C12 June 2017	-16.3 °C6 January 2017	12.1 °C	1,259 mm	19	82
2016	33.9 °C25 July 2016	-18.4 °C16 December 2016	12.3 °C	1,097 mm	39	92
2015	32.6 °C7 September 2015	-24.5 °C16 February 2015	11.4 °C	1,114 mm	25	91
2014	31.7 °C1 July 2014	-24.2 °C28 January 2014	10.1 °C	1,013 mm	6	116
2013	32.8 °C18 July 2013	-14.8 °C23 January 2013	11.0 °C	967 mm	18	116
2012	37.1 °C7 July 2012	-13.2 °C20 January 2012	12.5 °C	1,032 mm	39	88
2011	36.3 °C21 July 2011	-19.8 °C22 January 2011	11.5 °C	1,469 mm	28	95
2010	34.0 °C23 July 2010	-17.2 °C29 January 2010	11.2 °C	1,024 mm	35	106
2009	32.9 °C10 August 2009	-24.6 °C17 January 2009	10.7 °C	1,002 mm	7	103
2008	33.5 °C9 June 2008	-17.1 °C22 December 2008	10.8 °C	1,127 mm	23	114
2007	33.5 °C8 August 2007	-20.3 °C6 February 2007	11.4 °C	1,034 mm	33	104
2006	33.4 °C2 August 2006	-15.2 °C19 February 2006	11.5 °C	1,060 mm	19	82
2005	34.4 °C13 August 2005	-19.0 °C24 January 2005	11.1 °C	1,119 mm	33	90
2004	30.0 °C3 August 2004	-19.4 °C25 January 2004	10.9 °C	1,354 mm	1	96
2003	31.0 °C26 June 2003	-21.2 °C27 January 2003	10.4 °C	1,251 mm	6	107
2002	34.8 °C2 August 2002	-11.9 °C5 March 2002	11.6 °C	1,027 mm	38	94
2001	34.4 °C7 August 2001	-13.0 °C23 January 2001	11.4 °C	920 mm	19	92
2000	31.7 °C11 June 2000	-16.9 °C28 January 2000	10.5 °C	1,025 mm	3	108
1999	35.1 °C31 July 1999	-17.4 °C5 January 1999	11.4 °C	966 mm	34	95
1998	32.0 °C25 June 1998	-12.8 °C23 December 1998	12.1 °C	1,076 mm	7	79
1997	31.6 °C17 July 1997	-21.2 °C19 January 1997	10.0 °C	1,053 mm	9	106
1996	32.1 °C30 June 1996	-18.5 °C4 February 1996	9.8 °C	1,428 mm	5	109
1995	36.2 °C15 July 1995	-19.6 °C12 February 1995	10.5 °C	1,108 mm	32	111
1994	34.8 °C19 June 1994	-29.6 °C19 January 1994	10.6 °C	1,204 mm	18	101
1993	35.6 °C9 July 1993	-23.1 °C25 February 1993	10.8 °C	1,020 mm	39	93
1992	32.1 °C14 July 1992	-18.9 °C19 January 1992	10.3 °C	1,028 mm	8	95
1991	35.8 °C2 August 1991	-15.2 °C16 February 1991	12.2 °C	891 mm	58	96
1990	34.6 °C4 July 1990	-15.5 °C26 February 1990	11.9 °C	1,383 mm	13	89
1989	32.8 °C11 July 1989	-24.7 °C22 December 1989	10.0 °C	1,236 mm	14	109
1988	38.5 °C16 July 1988	-17.8 °C6 January 1988	10.6 °C	854 mm	48	118
1987	34.3 °C17 August 1987	-19.0 °C24 January 1987	11.2 °C	1,151 mm	31	100
1986	33.1 °C18 July 1986	-20.5 °C8 March 1986	11.1 °C	1,101 mm	15	96
1985	33.3 °C13 August 1985	-28.0 °C21 January 1985	10.6 °C	1,080 mm	13	100
1984	32.3 °C9 June 1984	-23.5 °C21 January 1984	10.5 °C	1,162 mm	11	99
1983	34.3 °C20 August 1983	-24.4 °C25 December 1983	10.7 °C	1,101 mm	37	95
1982	31.4 °C25 July 1982	-27.5 °C17 January 1982	10.6 °C	999 mm	9	104
1981	32.6 °C8 July 1981	-21.7 °C12 January 1981	10.0 °C	970 mm	8	113
1980	34.2 °C20 July 1980	-18.4 °C25 December 1980	9.8 °C	1,171 mm	14	112
1979	30.2 °C31 July 1979	-24.0 °C11 February 1979	9.7 °C	1,217 mm	1	109
1978	33.5 °C22 July 1978	-18.8 °C4 February 1978	9.6 °C	1,201 mm	15	111
1977	34.5 °C6 July 1977	-26.4 °C17 January 1977	10.3 °C	1,248 mm	20	102
1976	32.0 °C15 July 1976	-22.5 °C3 December 1976	9.5 °C	958 mm	13	127
1975	35.4 °C1 August 1975	-24.2 °C10 February 1975	10.7 °C	1,286 mm	17	109
1974	34.4 °C14 July 1974	-18.0 °C5 January 1974	10.6 °C	1,122 mm	14	103
1973	34.3 °C28 August 1973	-19.3 °C17 February 1973	11.2 °C	1,297 mm	18	90
1972	32.6 °C23 July 1972	-22.7 °C16 January 1972	9.7 °C	1,245 mm	7	117
1971	35.4 °C28 June 1971	-20.7 °C2 February 1971	10.4 °C	1,060 mm	8	107
1970	32.3 °C1 July 1970	-20.4 °C8 January 1970	10.4 °C	1,147 mm	14	101
1969	32.7 °C27 June 1969	-17.0 °C25 December 1969	9.9 °C	974 mm	12	125
1968	32.7 °C1 July 1968	-22.1 °C8 January 1968	9.9 °C	969 mm	22	116
1967	33.2 °C13 June 1967	-24.2 °C8 February 1967	9.9 °C	1,043 mm	11	104
1966	36.4 °C3 July 1966	-21.2 °C29 January 1966	9.9 °C	992 mm	26	115
1965	34.6 °C15 August 1965	-23.1 °C17 January 1965	10.3 °C	982 mm	17	114
1964	32.8 °C10 September 1964	-18.4 °C22 February 1964	10.6 °C	1,141 mm	28	108
1963	33.3 °C26 June 1963	-28.1 °C24 January 1963	9.3 °C	851 mm	18	112
1962	33.1 °C20 August 1962	-20.7 °C12 December 1962	9.8 °C	1,066 mm	19	119
1961	32.7 °C1 July 1961	-21.7 °C25 January 1961	10.2 °C	1,141 mm	16	101
1960	31.1 °C1 September 1960	-20.7 °C23 December 1960	9.8 °C	979 mm	19	121
1959	34.3 °C9 September 1959	-20.4 °C18 January 1959	11.1 °C	1,136 mm	43	110
1958	31.2 °C4 July 1958	-24.7 °C11 December 1958	9.2 °C	1,044 mm	2	109
1957	32.9 °C20 July 1957	-22.5 °C17 January 1957	10.7 °C	1,056 mm	18	104
1956	32.5 °C1 July 1956	-15.4 °C25 January 1956	10.4 °C	1,223 mm	8	104
1955	34.8 °C2 August 1955	-23.6 °C4 February 1955	10.9 °C	1,006 mm	34	117
1954	35.9 °C5 September 1954	-17.0 °C18 January 1954	10.9 °C	1,011 mm	18	113
1953	36.0 °C3 September 1953	-14.2 °C18 December 1953	11.4 °C	946 mm	29	90
1952	35.3 °C26 June 1952	-13.9 °C30 January 1952	11.0 °C	1,118 mm	35	104
1951	33.9 °C15 August 1951	-25.3 °C3 February 1951	10.4 °C	1,202 mm	24	108
1950	31.6 °C17 August 1950	-25.7 °C28 December 1950	9.9 °C	1,314 mm	9	117
1949	34.2 °C4 July 1949	-14.9 °C30 January 1949	11.7 °C	1,046 mm	29	99
1948	35.4 °C27 August 1948	-22.3 °C9 February 1948	10.5 °C	1,297 mm	19	98
1947	30.9 °C25 August 1947	-17.2 °C5 February 1947	9.7 °C	1,040 mm	4	127
1946	31.2 °C11 July 1946	-19.4 °C27 January 1946	10.9 °C	1,061 mm	2	92
1945	31.0 °C1 September 1945	-21.0 °C10 January 1945	10.0 °C	1,252 mm	12	112
1944	32.3 °C12 August 1944	-19.7 °C22 December 1944	10.1 °C	1,079 mm	17	124
1943	30.7 °C1 September 1943	-21.3 °C18 February 1943	9.1 °C	1,041 mm	3	131
1942	31.5 °C17 July 1942	-25.1 °C21 December 1942	9.6 °C	1,269 mm	5	119
1941	33.1 °C28 July 1941	-21.5 °C4 February 1941	9.8 °C	878 mm	9	125
1940	33.5 °C29 July 1940	-25.2 °C26 February 1940	8.7 °C	1,240 mm	18	129

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

16.2 °C

+0.6 °C

Hot days (≥ 30 °C)

29 d/yr

Frost days (< 0 °C)

104 d/yr

Annual rainfall

1148 mm

+33 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	-1.3 °C	-3.2 °C	45 mm	-37 mm
Feb	3.5 °C	-0.4 °C	113 mm	+36 mm
Mar	14.2 °C	+4.9 °C	68 mm	-38 mm
Apr	17.6 °C	+1.8 °C	129 mm	+22 mm
May	20.0 °C	-1.0 °C	195 mm	+79 mm
Jun	27.3 °C	+1.7 °C	145 mm	+37 mm
Jul	29.1 °C	+1.4 °C	117 mm	+15 mm
Aug	27.1 °C	+0.2 °C	28 mm	-60 mm
Sep	25.6 °C	+2.2 °C	97 mm	+12 mm
Oct	17.7 °C	+0.6 °C	81 mm	+4 mm
Nov	9.7 °C	-0.4 °C	52 mm	-34 mm
Dec	3.7 °C	-0.4 °C	79 mm	-4 mm

The year's extremes

Hottest day

34.1 °C

24 Jun 2025

Coldest day

-26.2 °C

22 Jan 2025

Wettest day

37.1 mm

16 Feb 2025

Windiest day

36.5 km/h

29 Dec 2025

Strongest gust

91.1 km/h

15 Apr 2025

Hottest feels-like

39.0 °C

25 Jun 2025

Coldest feels-like

-31.1 °C

22 Jan 2025

Snowiest day

9.8 cm

2 Dec 2025

Sunniest day

14.8 h

3 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 Weirton Heights?

Weirton Heights has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.6 °C and it receives 1,115 mm of precipitation per year.

What is the hottest day ever recorded in Weirton Heights?

The hottest day measured in Weirton Heights between 1940 and 2025 was 16 July 1988, reaching 38.5 °C.

What is the coldest day in Weirton Heights?

The coldest day measured in Weirton Heights between 1940 and 2025 was 19 January 1994, at -29.6 °C.

Does it snow in Weirton Heights?

Yes. Weirton Heights gets on average 70.9 cm of snow per year and has around 104 frost days.

Has the climate of Weirton Heights warmed?

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

What is the wettest day in Weirton Heights?

The wettest day measured in Weirton Heights between 1940 and 2025 was 17 September 2004, with 127 mm of rain in 24 hours.

What was the windiest day in Weirton Heights?

The windiest day measured in Weirton Heights between 1940 and 2025 was 3 April 1975, with winds reaching 44.8 km/h.

What is the warmest month in Weirton Heights?

The warmest month in Weirton Heights is July (22.4 °C on average); the coldest is January (-2.0 °C).

How much does it rain in Weirton Heights?

Weirton Heights receives on average 1,115 mm of precipitation per year, spread over about 143 rainy days.

Is it sunny in Weirton Heights?

Weirton Heights gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.

What is the biggest single-day snowfall in Weirton Heights?

The heaviest 24-hour snowfall measured in Weirton Heights between 1940 and 2025 was 25 November 1950, with 28.9 cm.

Are there tropical nights in Weirton Heights?

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

What was the most extreme apparent temperature in Weirton Heights?

In Weirton Heights, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 15 July 1995, and the lowest was -35.6 °C on 19 January 1994.

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