Parma Heights climate — normals and trends

Q: What is the climate of Parma Heights?

Parma Heights has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.2 °C and it receives 1,075 mm of precipitation per year.

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

The hottest day measured in Parma Heights between 1940 and 2025 was 25 June 1988, reaching 37.7 °C.

Q: What is the coldest day in Parma Heights?

The coldest day measured in Parma Heights between 1940 and 2025 was 19 January 1994, at -28.3 °C.

Q: Does it snow in Parma Heights?

Yes. Parma Heights gets on average 98.6 cm of snow per year and has around 99 frost days.

Q: Has the climate of Parma Heights warmed?

Yes: Parma Heights warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Parma Heights?

The wettest day measured in Parma Heights between 1940 and 2025 was 27 June 2013, with 87 mm of rain in 24 hours.

Q: What was the windiest day in Parma Heights?

The windiest day measured in Parma Heights between 1940 and 2025 was 12 November 1992, with winds reaching 57.4 km/h.

Q: What is the warmest month in Parma Heights?

The warmest month in Parma Heights is July (23.0 °C on average); the coldest is January (-3.0 °C).

Q: How much does it rain in Parma Heights?

Parma Heights receives on average 1,075 mm of precipitation per year, spread over about 151 rainy days.

Q: Is it sunny in Parma Heights?

Parma Heights gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.

Parma Heights (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.2 °C and it receives 1,075 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 (-3.0 °C). Rainfall peaks in June.

Parma Heights averages 99 frost days, 13 hot days (≥ 30 °C) and 151 rainy days per year.

Parma Heights has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.

The number of frost days there went from about 113 to 85 per year over the period.

The hottest day of the period reached 37.7 °C (on 25 June 1988) and the coldest -28.3 °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

Parma HeightsOhio

coords: 41.39°, -81.76°
period: 1940–2025 · 86 yrs

DfaHot-summer humid continentalWarmest monthJulyColdest monthJanuaryWettest monthJuneDriest monthFebruary

Mean daily temperature

10.2°C

Average daily high

13.9°C

Average daily low

6.8°C

Annual rainfall

1,075mm

Sunshine / day

8.8h

Mean relative humidity

74%

Average peak wind

21.6km/h

Seasonal range

26.0°C

Frost days (< 0 °C)

99 d/yr

Hot days (≥ 30 °C)

13 d/yr

Rainy days (≥ 1 mm)

151 d/yr

Annual snowfall

98.6 cm

Average feels-like high

12.0 °C

Average feels-like low

3.7 °C

Average peak gust

38.9 km/h

Tropical nights (≥ 20 °C)

34 d/yr

Solar radiation

14.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.7 °C

since 1940

+0.2 °C per decade · r² = 0.34 · 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

37.7 °C

25 June 1988

Coldest day

-28.3 °C

19 January 1994

Wettest day

87 mm

27 June 2013

Windiest day

57.4 km/h

12 November 1992

Strongest gust

106.6 km/h

25 March 1947

Hottest feels-like

40.8 °C

14 July 1995

Coldest feels-like

-36.0 °C

21 January 1985

Snowiest day

24.0 cm

25 November 1950

Sunniest day

15.0 h

27 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	33.0 °C23 June 2025	-19.0 °C22 January 2025	10.8 °C	1,087 mm	14	104
2024	32.8 °C27 August 2024	-14.3 °C15 January 2024	12.4 °C	1,151 mm	13	66
2023	30.7 °C5 September 2023	-15.9 °C4 February 2023	11.7 °C	1,184 mm	3	57
2022	34.3 °C15 June 2022	-19.0 °C23 December 2022	11.0 °C	1,106 mm	15	92
2021	32.3 °C5 July 2021	-14.0 °C21 February 2021	12.0 °C	1,096 mm	8	74
2020	32.3 °C9 July 2020	-13.4 °C15 February 2020	11.6 °C	1,103 mm	15	66
2019	33.2 °C20 July 2019	-20.3 °C30 January 2019	11.0 °C	1,206 mm	12	90
2018	33.3 °C1 July 2018	-17.0 °C7 January 2018	10.9 °C	1,308 mm	21	103
2017	31.3 °C17 June 2017	-16.5 °C28 December 2017	11.6 °C	1,142 mm	7	74
2016	32.8 °C26 June 2016	-21.8 °C14 February 2016	11.8 °C	1,026 mm	21	91
2015	32.0 °C29 July 2015	-23.7 °C20 February 2015	10.6 °C	952 mm	7	87
2014	31.6 °C17 June 2014	-25.4 °C6 January 2014	9.3 °C	972 mm	8	109
2013	33.2 °C10 September 2013	-13.4 °C22 January 2013	10.5 °C	1,179 mm	12	110
2012	34.9 °C4 July 2012	-14.6 °C20 January 2012	12.4 °C	887 mm	34	68
2011	34.7 °C21 July 2011	-18.8 °C24 January 2011	11.0 °C	1,421 mm	20	92
2010	32.9 °C23 July 2010	-13.5 °C7 February 2010	11.0 °C	901 mm	22	97
2009	32.2 °C9 August 2009	-22.7 °C16 January 2009	10.1 °C	934 mm	7	97
2008	33.0 °C6 June 2008	-17.2 °C22 December 2008	10.2 °C	1,135 mm	11	111
2007	33.2 °C9 July 2007	-17.8 °C6 February 2007	10.9 °C	1,066 mm	16	100
2006	32.9 °C1 August 2006	-12.5 °C18 February 2006	11.4 °C	1,194 mm	10	75
2005	32.6 °C27 June 2005	-18.0 °C28 January 2005	10.5 °C	1,111 mm	24	103
2004	31.1 °C8 June 2004	-19.7 °C25 January 2004	10.3 °C	1,155 mm	3	93
2003	31.4 °C21 August 2003	-20.4 °C3 March 2003	9.8 °C	1,154 mm	4	103
2002	33.5 °C1 August 2002	-12.5 °C18 February 2002	11.3 °C	989 mm	29	94
2001	32.4 °C8 August 2001	-12.6 °C3 January 2001	11.1 °C	938 mm	13	82
2000	30.5 °C10 June 2000	-18.0 °C29 January 2000	10.3 °C	1,085 mm	1	96
1999	35.7 °C31 July 1999	-17.7 °C8 March 1999	11.1 °C	891 mm	22	89
1998	33.2 °C25 June 1998	-9.6 °C23 December 1998	12.3 °C	1,006 mm	13	61
1997	32.2 °C14 July 1997	-18.7 °C19 January 1997	9.8 °C	1,060 mm	8	104
1996	32.6 °C7 August 1996	-18.5 °C4 February 1996	9.5 °C	1,362 mm	7	108
1995	34.5 °C14 July 1995	-17.8 °C12 February 1995	10.2 °C	922 mm	21	107
1994	32.6 °C18 June 1994	-28.3 °C19 January 1994	10.2 °C	950 mm	15	97
1993	34.0 °C5 July 1993	-16.8 °C29 December 1993	10.1 °C	1,124 mm	15	95
1992	31.7 °C17 June 1992	-15.9 °C19 January 1992	9.9 °C	1,038 mm	2	88
1991	35.0 °C20 July 1991	-16.4 °C22 January 1991	11.8 °C	801 mm	30	96
1990	34.3 °C4 July 1990	-15.8 °C26 February 1990	11.4 °C	1,377 mm	8	84
1989	32.5 °C10 July 1989	-20.1 °C24 December 1989	9.6 °C	949 mm	9	106
1988	37.7 °C25 June 1988	-20.3 °C6 February 1988	10.3 °C	865 mm	37	102
1987	33.1 °C15 August 1987	-18.3 °C24 January 1987	11.0 °C	1,051 mm	22	95
1986	32.6 °C6 July 1986	-19.5 °C8 March 1986	10.6 °C	1,102 mm	9	96
1985	34.2 °C13 August 1985	-27.1 °C20 January 1985	10.2 °C	1,153 mm	10	97
1984	32.0 °C13 June 1984	-24.3 °C21 January 1984	10.0 °C	1,142 mm	12	98
1983	32.9 °C26 June 1983	-22.0 °C25 December 1983	10.7 °C	1,099 mm	24	86
1982	31.8 °C6 July 1982	-25.6 °C17 January 1982	10.0 °C	1,169 mm	7	100
1981	31.5 °C15 June 1981	-21.0 °C5 February 1981	9.8 °C	1,149 mm	6	105
1980	33.9 °C20 July 1980	-20.8 °C2 March 1980	9.4 °C	1,143 mm	10	108
1979	30.9 °C10 June 1979	-21.6 °C17 February 1979	9.5 °C	1,153 mm	2	105
1978	33.7 °C22 July 1978	-17.9 °C4 February 1978	9.1 °C	996 mm	13	110
1977	32.6 °C7 July 1977	-23.5 °C17 January 1977	9.9 °C	1,209 mm	15	101
1976	31.3 °C14 June 1976	-20.3 °C2 February 1976	9.3 °C	1,047 mm	5	117
1975	32.1 °C1 August 1975	-16.2 °C10 February 1975	10.5 °C	1,238 mm	8	105
1974	33.0 °C14 July 1974	-13.7 °C5 February 1974	10.0 °C	1,044 mm	8	100
1973	32.1 °C3 September 1973	-18.8 °C17 February 1973	11.2 °C	1,263 mm	16	84
1972	31.4 °C20 July 1972	-21.8 °C16 January 1972	9.0 °C	1,203 mm	6	112
1971	34.5 °C28 June 1971	-20.2 °C2 February 1971	10.0 °C	827 mm	12	111
1970	31.5 °C1 July 1970	-21.1 °C8 January 1970	9.9 °C	1,076 mm	7	108
1969	32.6 °C26 June 1969	-18.0 °C5 January 1969	9.4 °C	1,074 mm	8	120
1968	33.2 °C24 August 1968	-19.6 °C21 February 1968	9.6 °C	985 mm	13	107
1967	32.7 °C15 June 1967	-18.2 °C19 January 1967	9.4 °C	1,078 mm	8	107
1966	32.9 °C3 July 1966	-19.9 °C20 February 1966	9.5 °C	1,007 mm	8	104
1965	33.1 °C24 July 1965	-17.7 °C17 January 1965	9.7 °C	991 mm	8	111
1964	32.8 °C10 September 1964	-15.4 °C17 February 1964	10.2 °C	1,014 mm	20	108
1963	32.0 °C17 July 1963	-26.5 °C24 January 1963	9.1 °C	743 mm	13	105
1962	31.6 °C18 June 1962	-20.4 °C10 January 1962	9.5 °C	1,065 mm	11	117
1961	32.0 °C1 July 1961	-21.1 °C25 January 1961	10.0 °C	1,155 mm	8	97
1960	30.7 °C7 September 1960	-19.1 °C23 December 1960	9.5 °C	978 mm	6	118
1959	33.4 °C14 August 1959	-17.7 °C20 February 1959	10.4 °C	1,156 mm	27	105
1958	31.1 °C5 July 1958	-20.3 °C17 February 1958	9.2 °C	1,024 mm	3	114
1957	32.6 °C18 June 1957	-20.2 °C17 January 1957	10.2 °C	1,117 mm	12	107
1956	31.9 °C8 July 1956	-15.5 °C1 February 1956	9.9 °C	1,182 mm	6	106
1955	34.2 °C3 August 1955	-18.3 °C4 February 1955	10.8 °C	914 mm	34	112
1954	33.5 °C14 July 1954	-18.1 °C17 January 1954	10.5 °C	1,182 mm	14	106
1953	35.5 °C3 September 1953	-12.8 °C18 February 1953	11.3 °C	811 mm	27	77
1952	34.0 °C25 June 1952	-16.8 °C30 January 1952	10.5 °C	988 mm	26	103
1951	33.9 °C31 August 1951	-20.3 °C3 February 1951	9.9 °C	1,212 mm	7	102
1950	32.5 °C17 August 1950	-15.4 °C27 December 1950	9.5 °C	1,289 mm	3	118
1949	33.4 °C4 July 1949	-13.9 °C3 February 1949	11.3 °C	1,166 mm	23	99
1948	34.8 °C27 August 1948	-21.5 °C19 January 1948	10.0 °C	1,193 mm	12	97
1947	31.3 °C10 June 1947	-17.3 °C5 February 1947	9.3 °C	1,108 mm	12	118
1946	31.9 °C19 July 1946	-21.0 °C27 January 1946	10.7 °C	983 mm	3	84
1945	31.6 °C28 June 1945	-17.1 °C27 January 1945	9.6 °C	1,283 mm	6	102
1944	33.4 °C28 June 1944	-15.8 °C13 February 1944	10.0 °C	924 mm	17	115
1943	32.2 °C1 September 1943	-20.6 °C20 January 1943	8.7 °C	908 mm	3	120
1942	31.6 °C17 July 1942	-20.1 °C3 February 1942	9.3 °C	1,087 mm	4	120
1941	32.2 °C9 September 1941	-21.1 °C10 February 1941	9.4 °C	751 mm	9	115
1940	33.2 °C25 July 1940	-24.7 °C19 January 1940	8.2 °C	1,172 mm	10	127

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

14.5 °C

+0.6 °C

Hot days (≥ 30 °C)

14 d/yr

Frost days (< 0 °C)

104 d/yr

Annual rainfall

1087 mm

+12 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	-1.6 °C	-1.8 °C	53 mm	-25 mm
Feb	1.1 °C	-0.1 °C	81 mm	+12 mm
Mar	11.3 °C	+5.2 °C	70 mm	-20 mm
Apr	14.3 °C	+1.6 °C	130 mm	+28 mm
May	17.7 °C	-1.5 °C	141 mm	+42 mm
Jun	25.4 °C	+0.8 °C	126 mm	+19 mm
Jul	27.8 °C	+1.1 °C	95 mm	-5 mm
Aug	25.0 °C	-0.8 °C	61 mm	-27 mm
Sep	23.6 °C	+1.3 °C	57 mm	-26 mm
Oct	17.3 °C	+1.2 °C	121 mm	+41 mm
Nov	8.8 °C	-0.4 °C	69 mm	-23 mm
Dec	2.6 °C	-0.5 °C	84 mm	-2 mm

The year's extremes

Hottest day

33.0 °C

23 Jun 2025

Coldest day

-19.0 °C

22 Jan 2025

Wettest day

44.8 mm

30 Oct 2025

Windiest day

52.9 km/h

29 Dec 2025

Strongest gust

90.0 km/h

29 Dec 2025

Hottest feels-like

37.4 °C

24 Jun 2025

Coldest feels-like

-25.5 °C

22 Jan 2025

Snowiest day

8.5 cm

16 Feb 2025

Sunniest day

15.0 h

22 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 Parma Heights?

Parma Heights has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.2 °C and it receives 1,075 mm of precipitation per year.

What is the hottest day ever recorded in Parma Heights?

The hottest day measured in Parma Heights between 1940 and 2025 was 25 June 1988, reaching 37.7 °C.

What is the coldest day in Parma Heights?

The coldest day measured in Parma Heights between 1940 and 2025 was 19 January 1994, at -28.3 °C.

Does it snow in Parma Heights?

Yes. Parma Heights gets on average 98.6 cm of snow per year and has around 99 frost days.

Has the climate of Parma Heights warmed?

Yes: Parma Heights warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Parma Heights?

The wettest day measured in Parma Heights between 1940 and 2025 was 27 June 2013, with 87 mm of rain in 24 hours.

What was the windiest day in Parma Heights?

The windiest day measured in Parma Heights between 1940 and 2025 was 12 November 1992, with winds reaching 57.4 km/h.

What is the warmest month in Parma Heights?

The warmest month in Parma Heights is July (23.0 °C on average); the coldest is January (-3.0 °C).

How much does it rain in Parma Heights?

Parma Heights receives on average 1,075 mm of precipitation per year, spread over about 151 rainy days.

Is it sunny in Parma Heights?

Parma Heights gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.

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

The heaviest 24-hour snowfall measured in Parma Heights between 1940 and 2025 was 25 November 1950, with 24.0 cm.

Are there tropical nights in Parma Heights?

Yes: Parma Heights has on average 34 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Parma Heights?

In Parma Heights, between 1940 and 2025, the highest apparent temperature reached 40.8 °C on 14 July 1995, and the lowest was -36.0 °C on 21 January 1985.

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