Radcliff climate — normals and trends

Q: What is the climate of Radcliff?

Radcliff has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.6 °C and it receives 1,193 mm of precipitation per year.

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

The hottest day measured in Radcliff between 1940 and 2025 was 29 June 2012, reaching 41.3 °C.

Q: What is the coldest day in Radcliff?

The coldest day measured in Radcliff between 1940 and 2025 was 19 January 1994, at -29.4 °C.

Q: Does it snow in Radcliff?

Yes. Radcliff gets on average 31.9 cm of snow per year and has around 76 frost days.

Q: Has the climate of Radcliff warmed?

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

Q: What is the wettest day in Radcliff?

The wettest day measured in Radcliff between 1940 and 2025 was 21 September 1979, with 113 mm of rain in 24 hours.

Q: What was the windiest day in Radcliff?

The windiest day measured in Radcliff between 1940 and 2025 was 14 September 2008, with winds reaching 49.6 km/h.

Q: What is the warmest month in Radcliff?

The warmest month in Radcliff is July (25.2 °C on average); the coldest is January (0.9 °C).

Q: How much does it rain in Radcliff?

Radcliff receives on average 1,193 mm of precipitation per year, spread over about 126 rainy days.

Q: Is it sunny in Radcliff?

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

Radcliff (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.6 °C and it receives 1,193 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 (25.2 °C on average) and the coldest is January (0.9 °C). Rainfall peaks in May.

Radcliff averages 76 frost days, 56 hot days (≥ 30 °C) and 126 rainy days per year.

Radcliff has warmed by +1.7 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.

The number of frost days there went from about 86 to 66 per year over the period.

The hottest day of the period reached 41.3 °C (on 29 June 2012) and the coldest -29.4 °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

RadcliffKentucky

coords: 37.84°, -85.95°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthOctober

Mean daily temperature

13.6°C

Average daily high

18.8°C

Average daily low

9.0°C

Annual rainfall

1,193mm

Sunshine / day

8.8h

Mean relative humidity

70%

Average peak wind

15.0km/h

Seasonal range

24.3°C

Frost days (< 0 °C)

76 d/yr

Hot days (≥ 30 °C)

56 d/yr

Rainy days (≥ 1 mm)

126 d/yr

Annual snowfall

31.9 cm

Average feels-like high

18.1 °C

Average feels-like low

7.2 °C

Average peak gust

35.9 km/h

Tropical nights (≥ 20 °C)

57 d/yr

Solar radiation

15.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.7 °C

since 1940

+0.2 °C per decade · r² = 0.35 · 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

41.3 °C

29 June 2012

Coldest day

-29.4 °C

19 January 1994

Wettest day

113 mm

21 September 1979

Windiest day

49.6 km/h

14 September 2008

Strongest gust

112.3 km/h

14 January 1940

Hottest feels-like

44.2 °C

29 June 2012

Coldest feels-like

-34.9 °C

20 January 1985

Snowiest day

31.2 cm

22 March 1968

Sunniest day

14.3 h

11 June 2008

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	34.9 °C19 August 2025	-16.1 °C22 January 2025	14.5 °C	1,576 mm	68	74
2024	36.6 °C29 August 2024	-18.1 °C17 January 2024	15.3 °C	1,283 mm	72	50
2023	36.7 °C25 August 2023	-7.6 °C4 February 2023	15.4 °C	1,064 mm	50	43
2022	37.4 °C5 July 2022	-21.9 °C23 December 2022	14.5 °C	1,194 mm	70	81
2021	33.9 °C25 July 2021	-15.6 °C20 February 2021	14.7 °C	1,298 mm	53	72
2020	33.6 °C18 July 2020	-10.3 °C25 December 2020	14.6 °C	1,390 mm	47	48
2019	36.2 °C13 September 2019	-15.1 °C31 January 2019	14.8 °C	1,581 mm	82	61
2018	35.0 °C4 July 2018	-17.0 °C16 January 2018	14.5 °C	1,535 mm	73	73
2017	36.7 °C22 July 2017	-14.5 °C8 January 2017	15.2 °C	1,294 mm	57	55
2016	34.2 °C16 June 2016	-15.8 °C24 January 2016	14.9 °C	1,251 mm	69	63
2015	34.5 °C4 September 2015	-22.4 °C20 February 2015	14.6 °C	1,368 mm	64	70
2014	35.0 °C1 July 2014	-18.4 °C7 January 2014	13.2 °C	1,124 mm	57	84
2013	35.0 °C30 August 2013	-11.3 °C1 February 2013	13.5 °C	1,222 mm	45	90
2012	41.3 °C29 June 2012	-9.0 °C14 January 2012	15.6 °C	937 mm	78	60
2011	38.3 °C3 September 2011	-16.8 °C10 February 2011	14.6 °C	1,588 mm	72	61
2010	37.3 °C4 August 2010	-14.6 °C31 January 2010	14.3 °C	949 mm	97	81
2009	33.9 °C25 June 2009	-17.7 °C16 January 2009	13.6 °C	1,214 mm	28	66
2008	36.4 °C21 July 2008	-15.5 °C22 December 2008	13.9 °C	1,174 mm	66	82
2007	39.0 °C16 August 2007	-14.3 °C5 February 2007	15.2 °C	1,006 mm	89	77
2006	35.8 °C2 July 2006	-13.3 °C19 February 2006	14.4 °C	1,377 mm	43	61
2005	35.5 °C13 August 2005	-12.9 °C18 January 2005	14.4 °C	1,053 mm	67	71
2004	33.6 °C13 July 2004	-21.9 °C25 December 2004	14.0 °C	1,397 mm	28	68
2003	34.5 °C4 July 2003	-16.2 °C8 February 2003	13.4 °C	1,333 mm	39	78
2002	35.7 °C4 August 2002	-11.6 °C4 March 2002	14.2 °C	1,339 mm	62	73
2001	34.4 °C8 July 2001	-16.9 °C3 January 2001	14.2 °C	1,149 mm	53	63
2000	35.3 °C9 August 2000	-16.3 °C23 December 2000	13.7 °C	1,057 mm	44	84
1999	39.5 °C30 July 1999	-17.4 °C10 January 1999	14.7 °C	977 mm	70	60
1998	36.6 °C6 September 1998	-12.4 °C1 January 1998	15.2 °C	1,162 mm	81	49
1997	36.2 °C27 July 1997	-20.8 °C12 January 1997	12.9 °C	1,413 mm	40	73
1996	34.3 °C30 June 1996	-18.1 °C4 February 1996	12.8 °C	1,564 mm	38	87
1995	35.1 °C13 July 1995	-16.1 °C12 February 1995	13.7 °C	1,312 mm	55	85
1994	35.7 °C5 July 1994	-29.4 °C19 January 1994	13.9 °C	1,271 mm	61	63
1993	35.4 °C28 July 1993	-16.2 °C18 February 1993	13.2 °C	1,226 mm	63	85
1992	34.6 °C13 July 1992	-16.2 °C16 January 1992	13.2 °C	1,087 mm	25	69
1991	36.1 °C2 August 1991	-13.6 °C16 February 1991	14.4 °C	1,149 mm	66	71
1990	37.6 °C10 July 1990	-14.4 °C24 December 1990	14.7 °C	1,485 mm	56	53
1989	35.5 °C4 August 1989	-24.2 °C22 December 1989	13.1 °C	1,354 mm	53	84
1988	39.3 °C9 July 1988	-16.6 °C6 February 1988	13.4 °C	1,081 mm	69	85
1987	37.0 °C22 August 1987	-13.3 °C27 January 1987	14.1 °C	987 mm	69	71
1986	36.2 °C25 July 1986	-19.5 °C13 February 1986	14.0 °C	1,166 mm	59	66
1985	35.0 °C20 July 1985	-27.6 °C20 January 1985	13.3 °C	1,135 mm	41	83
1984	33.9 °C12 June 1984	-23.7 °C21 January 1984	13.4 °C	1,384 mm	57	73
1983	38.6 °C23 July 1983	-21.3 °C25 December 1983	13.4 °C	1,193 mm	80	79
1982	33.2 °C4 August 1982	-22.3 °C17 January 1982	13.3 °C	1,309 mm	24	80
1981	33.6 °C9 July 1981	-16.8 °C12 February 1981	13.0 °C	1,119 mm	31	82
1980	39.2 °C15 July 1980	-20.8 °C3 March 1980	13.2 °C	987 mm	73	89
1979	33.2 °C8 August 1979	-21.1 °C2 February 1979	12.4 °C	1,686 mm	20	84
1978	36.4 °C27 June 1978	-21.2 °C5 March 1978	12.4 °C	1,283 mm	59	85
1977	35.2 °C8 July 1977	-22.5 °C17 January 1977	13.4 °C	1,281 mm	60	75
1976	35.5 °C24 July 1976	-21.2 °C9 January 1976	12.6 °C	1,057 mm	32	88
1975	34.7 °C20 June 1975	-11.3 °C18 December 1975	13.9 °C	1,325 mm	68	69
1974	34.1 °C3 July 1974	-9.4 °C26 February 1974	13.6 °C	1,232 mm	42	67
1973	33.8 °C3 September 1973	-17.2 °C12 January 1973	14.0 °C	1,364 mm	49	68
1972	34.0 °C23 July 1972	-22.1 °C16 January 1972	13.1 °C	1,224 mm	43	80
1971	35.2 °C27 June 1971	-21.3 °C14 February 1971	13.6 °C	980 mm	39	76
1970	36.4 °C2 July 1970	-23.9 °C10 January 1970	13.2 °C	1,049 mm	59	88
1969	35.3 °C5 July 1969	-14.9 °C5 January 1969	12.7 °C	1,025 mm	50	97
1968	35.0 °C1 July 1968	-21.3 °C8 January 1968	12.9 °C	937 mm	51	94
1967	33.0 °C14 June 1967	-17.9 °C25 February 1967	12.9 °C	1,146 mm	23	81
1966	38.1 °C13 July 1966	-24.8 °C30 January 1966	12.6 °C	1,193 mm	55	80
1965	37.0 °C24 July 1965	-20.5 °C17 January 1965	13.6 °C	1,009 mm	54	79
1964	37.3 °C3 August 1964	-14.8 °C18 December 1964	13.8 °C	1,119 mm	73	82
1963	35.3 °C9 June 1963	-23.7 °C24 January 1963	12.9 °C	804 mm	49	85
1962	37.6 °C20 August 1962	-21.4 °C10 January 1962	13.2 °C	999 mm	69	83
1961	34.1 °C1 July 1961	-21.4 °C28 January 1961	13.0 °C	1,286 mm	48	72
1960	35.6 °C5 September 1960	-19.0 °C6 March 1960	12.6 °C	945 mm	59	103
1959	35.4 °C30 June 1959	-19.0 °C5 January 1959	13.9 °C	1,150 mm	72	82
1958	34.1 °C13 June 1958	-20.5 °C17 February 1958	12.3 °C	1,086 mm	42	89
1957	35.4 °C30 August 1957	-14.9 °C17 January 1957	13.9 °C	1,391 mm	50	69
1956	35.5 °C5 August 1956	-9.9 °C9 January 1956	13.8 °C	1,211 mm	48	65
1955	35.1 °C9 September 1955	-15.3 °C12 February 1955	13.9 °C	1,139 mm	73	89
1954	39.4 °C14 July 1954	-18.5 °C13 January 1954	14.4 °C	838 mm	89	72
1953	38.6 °C20 June 1953	-18.2 °C18 December 1953	14.7 °C	830 mm	89	66
1952	40.2 °C27 July 1952	-13.5 °C30 January 1952	14.3 °C	882 mm	94	65
1951	36.2 °C2 June 1951	-26.4 °C2 February 1951	13.0 °C	1,458 mm	51	79
1950	33.2 °C26 June 1950	-17.6 °C25 November 1950	12.8 °C	1,740 mm	16	99
1949	34.1 °C6 July 1949	-13.3 °C2 February 1949	14.1 °C	1,338 mm	53	64
1948	36.4 °C26 August 1948	-22.8 °C26 January 1948	13.4 °C	1,321 mm	55	72
1947	37.4 °C5 August 1947	-14.8 °C5 February 1947	12.7 °C	914 mm	55	103
1946	33.2 °C24 July 1946	-10.5 °C27 January 1946	14.1 °C	1,174 mm	27	57
1945	36.2 °C24 July 1945	-19.8 °C1 February 1945	13.3 °C	1,190 mm	53	82
1944	37.2 °C27 June 1944	-12.3 °C13 February 1944	13.4 °C	1,007 mm	61	88
1943	37.2 °C25 August 1943	-20.2 °C8 March 1943	12.7 °C	786 mm	63	92
1942	35.8 °C2 August 1942	-23.8 °C8 January 1942	12.7 °C	1,144 mm	35	95
1941	34.8 °C30 July 1941	-14.4 °C18 March 1941	13.1 °C	919 mm	53	95
1940	36.4 °C29 July 1940	-24.9 °C27 January 1940	11.9 °C	1,000 mm	44	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

19.7 °C

+0.9 °C

Hot days (≥ 30 °C)

68 d/yr

+12

Frost days (< 0 °C)

74 d/yr

-2

Annual rainfall

1576 mm

+383 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	3.2 °C	-2.1 °C	115 mm	+19 mm
Feb	9.8 °C	+1.9 °C	171 mm	+73 mm
Mar	17.9 °C	+4.6 °C	155 mm	+36 mm
Apr	21.1 °C	+1.8 °C	264 mm	+146 mm
May	22.6 °C	-1.5 °C	204 mm	+84 mm
Jun	29.2 °C	+0.4 °C	143 mm	+44 mm
Jul	31.8 °C	+1.4 °C	133 mm	+29 mm
Aug	29.6 °C	-0.2 °C	34 mm	-49 mm
Sep	28.2 °C	+1.8 °C	94 mm	+10 mm
Oct	21.2 °C	+0.9 °C	124 mm	+48 mm
Nov	14.0 °C	+1.1 °C	81 mm	-15 mm
Dec	7.9 °C	+0.5 °C	61 mm	-40 mm

The year's extremes

Hottest day

34.9 °C

19 Aug 2025

Coldest day

-16.1 °C

22 Jan 2025

Wettest day

62.3 mm

5 Apr 2025

Windiest day

36.7 km/h

2 Apr 2025

Strongest gust

91.1 km/h

16 Feb 2025

Hottest feels-like

41.0 °C

25 Jun 2025

Coldest feels-like

-21.0 °C

20 Jan 2025

Snowiest day

12.0 cm

11 Feb 2025

Sunniest day

14.2 h

10 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 Radcliff?

Radcliff has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.6 °C and it receives 1,193 mm of precipitation per year.

What is the hottest day ever recorded in Radcliff?

The hottest day measured in Radcliff between 1940 and 2025 was 29 June 2012, reaching 41.3 °C.

What is the coldest day in Radcliff?

The coldest day measured in Radcliff between 1940 and 2025 was 19 January 1994, at -29.4 °C.

Does it snow in Radcliff?

Yes. Radcliff gets on average 31.9 cm of snow per year and has around 76 frost days.

Has the climate of Radcliff warmed?

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

What is the wettest day in Radcliff?

The wettest day measured in Radcliff between 1940 and 2025 was 21 September 1979, with 113 mm of rain in 24 hours.

What was the windiest day in Radcliff?

The windiest day measured in Radcliff between 1940 and 2025 was 14 September 2008, with winds reaching 49.6 km/h.

What is the warmest month in Radcliff?

The warmest month in Radcliff is July (25.2 °C on average); the coldest is January (0.9 °C).

How much does it rain in Radcliff?

Radcliff receives on average 1,193 mm of precipitation per year, spread over about 126 rainy days.

Is it sunny in Radcliff?

Radcliff 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 Radcliff?

The heaviest 24-hour snowfall measured in Radcliff between 1940 and 2025 was 22 March 1968, with 31.2 cm.

Are there tropical nights in Radcliff?

Yes: Radcliff has on average 57 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Radcliff?

In Radcliff, between 1940 and 2025, the highest apparent temperature reached 44.2 °C on 29 June 2012, and the lowest was -34.9 °C on 20 January 1985.

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