Wolf Trap climate — normals and trends

Q: What is the climate of Wolf Trap?

Wolf Trap has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.3 °C and it receives 1,051 mm of precipitation per year.

Q: What is the hottest day ever recorded in Wolf Trap?

The hottest day measured in Wolf Trap between 1940 and 2025 was 16 July 1988, reaching 40.2 °C.

Q: What is the coldest day in Wolf Trap?

The coldest day measured in Wolf Trap between 1940 and 2025 was 22 January 1984, at -24.6 °C.

Q: Does it snow in Wolf Trap?

Yes. Wolf Trap gets on average 46.8 cm of snow per year and has around 77 frost days.

Q: Has the climate of Wolf Trap warmed?

Yes: Wolf Trap warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Wolf Trap?

The wettest day measured in Wolf Trap between 1940 and 2025 was 14 September 1966, with 165 mm of rain in 24 hours.

Q: What was the windiest day in Wolf Trap?

The windiest day measured in Wolf Trap between 1940 and 2025 was 1 December 1974, with winds reaching 46.8 km/h.

Q: What is the warmest month in Wolf Trap?

The warmest month in Wolf Trap is July (25.3 °C on average); the coldest is January (1.0 °C).

Q: How much does it rain in Wolf Trap?

Wolf Trap receives on average 1,051 mm of precipitation per year, spread over about 117 rainy days.

Q: Is it sunny in Wolf Trap?

Wolf Trap gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.

Wolf Trap (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.3 °C and it receives 1,051 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 (25.3 °C on average) and the coldest is January (1.0 °C). Rainfall peaks in July.

Wolf Trap averages 77 frost days, 52 hot days (≥ 30 °C) and 117 rainy days per year.

Wolf Trap has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The number of frost days there went from about 85 to 69 per year over the period.

The hottest day of the period reached 40.2 °C (on 16 July 1988) and the coldest -24.6 °C (on 22 January 1984).

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

Wolf TrapVirginia

coords: 38.94°, -77.29°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJulyColdest monthJanuaryWettest monthJulyDriest monthFebruary

Mean daily temperature

13.3°C

Average daily high

18.3°C

Average daily low

8.7°C

Annual rainfall

1,051mm

Sunshine / day

9.0h

Mean relative humidity

67%

Average peak wind

15.9km/h

Seasonal range

24.3°C

Frost days (< 0 °C)

77 d/yr

Hot days (≥ 30 °C)

52 d/yr

Rainy days (≥ 1 mm)

117 d/yr

Annual snowfall

46.8 cm

Average feels-like high

17.2 °C

Average feels-like low

6.6 °C

Average peak gust

37.3 km/h

Tropical nights (≥ 20 °C)

54 d/yr

Solar radiation

15.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.45 · 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

40.2 °C

16 July 1988

Coldest day

-24.6 °C

22 January 1984

Wettest day

165 mm

14 September 1966

Windiest day

46.8 km/h

1 December 1974

Strongest gust

121.0 km/h

19 September 2003

Hottest feels-like

45.6 °C

22 July 2011

Coldest feels-like

-29.7 °C

22 January 1984

Snowiest day

36.9 cm

20 March 1958

Sunniest day

14.3 h

1 July 2010

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.9 °C24 June 2025	-13.3 °C23 January 2025	13.9 °C	1,057 mm	49	79
2024	37.8 °C16 July 2024	-12.6 °C17 January 2024	14.7 °C	1,110 mm	55	58
2023	37.9 °C4 September 2023	-9.9 °C4 February 2023	15.1 °C	970 mm	62	43
2022	35.9 °C31 May 2022	-14.1 °C24 December 2022	14.1 °C	1,264 mm	63	80
2021	37.4 °C12 August 2021	-5.5 °C30 January 2021	14.8 °C	1,027 mm	66	61
2020	38.1 °C20 July 2020	-7.5 °C15 February 2020	14.8 °C	1,408 mm	59	49
2019	38.1 °C20 July 2019	-16.4 °C31 January 2019	14.7 °C	1,092 mm	86	73
2018	35.4 °C2 July 2018	-14.8 °C7 January 2018	14.0 °C	1,641 mm	60	81
2017	36.0 °C20 July 2017	-11.7 °C9 January 2017	14.7 °C	1,050 mm	63	57
2016	38.3 °C25 July 2016	-12.2 °C25 January 2016	14.5 °C	1,104 mm	70	70
2015	35.1 °C23 June 2015	-15.7 °C20 February 2015	14.1 °C	968 mm	63	73
2014	36.4 °C2 July 2014	-15.5 °C7 January 2014	12.9 °C	1,019 mm	48	85
2013	36.5 °C18 July 2013	-10.9 °C23 January 2013	13.6 °C	1,051 mm	54	80
2012	40.0 °C7 July 2012	-10.7 °C4 January 2012	14.9 °C	870 mm	63	50
2011	39.5 °C22 July 2011	-11.8 °C24 January 2011	14.4 °C	1,255 mm	66	71
2010	39.3 °C24 July 2010	-12.2 °C31 January 2010	14.3 °C	1,019 mm	83	77
2009	36.5 °C10 August 2009	-15.0 °C17 January 2009	13.4 °C	1,167 mm	50	79
2008	37.5 °C10 June 2008	-11.9 °C21 January 2008	13.6 °C	1,101 mm	53	73
2007	37.5 °C8 August 2007	-13.4 °C6 February 2007	14.1 °C	783 mm	72	78
2006	37.4 °C3 August 2006	-11.8 °C19 February 2006	14.4 °C	1,096 mm	58	54
2005	36.6 °C27 July 2005	-11.3 °C24 January 2005	13.7 °C	1,103 mm	67	80
2004	33.2 °C2 July 2004	-13.4 °C10 January 2004	13.4 °C	1,119 mm	38	80
2003	33.9 °C22 August 2003	-13.2 °C9 February 2003	12.6 °C	1,351 mm	28	89
2002	37.9 °C2 August 2002	-13.0 °C7 December 2002	14.3 °C	931 mm	69	67
2001	35.3 °C9 August 2001	-9.4 °C22 January 2001	13.9 °C	883 mm	25	71
2000	33.8 °C11 June 2000	-12.5 °C22 January 2000	13.1 °C	940 mm	28	78
1999	38.3 °C5 July 1999	-11.5 °C6 January 1999	13.9 °C	965 mm	55	71
1998	35.9 °C22 July 1998	-8.6 °C26 December 1998	14.7 °C	1,035 mm	62	46
1997	38.1 °C15 July 1997	-15.7 °C19 January 1997	13.0 °C	883 mm	48	69
1996	33.4 °C20 May 1996	-18.0 °C5 February 1996	12.4 °C	1,533 mm	17	79
1995	39.2 °C15 July 1995	-15.5 °C6 February 1995	13.6 °C	1,042 mm	64	88
1994	37.6 °C15 June 1994	-22.9 °C19 January 1994	13.4 °C	1,129 mm	53	70
1993	37.8 °C10 July 1993	-14.2 °C15 March 1993	13.3 °C	1,168 mm	65	74
1992	37.8 °C14 July 1992	-11.2 °C17 January 1992	12.7 °C	943 mm	42	75
1991	37.7 °C21 July 1991	-10.2 °C22 January 1991	14.5 °C	944 mm	81	73
1990	38.8 °C4 July 1990	-11.6 °C26 February 1990	14.6 °C	1,057 mm	56	55
1989	36.5 °C11 July 1989	-15.1 °C22 December 1989	12.8 °C	1,220 mm	41	94
1988	40.2 °C16 July 1988	-16.2 °C11 January 1988	13.0 °C	904 mm	69	84
1987	38.9 °C21 July 1987	-18.0 °C28 January 1987	13.5 °C	899 mm	67	72
1986	37.0 °C7 July 1986	-12.7 °C28 January 1986	13.5 °C	917 mm	71	77
1985	37.2 °C14 August 1985	-21.1 °C21 January 1985	13.6 °C	1,021 mm	53	80
1984	35.7 °C9 June 1984	-24.6 °C22 January 1984	13.0 °C	1,107 mm	41	79
1983	37.7 °C20 August 1983	-18.3 °C25 December 1983	13.1 °C	1,233 mm	62	69
1982	35.6 °C26 July 1982	-21.9 °C17 January 1982	12.8 °C	1,080 mm	37	81
1981	37.2 °C20 July 1981	-16.3 °C21 December 1981	12.7 °C	828 mm	41	85
1980	38.2 °C16 July 1980	-14.1 °C26 December 1980	13.2 °C	793 mm	71	84
1979	33.8 °C10 August 1979	-20.4 °C18 February 1979	12.7 °C	1,265 mm	24	78
1978	38.4 °C23 July 1978	-12.7 °C20 February 1978	12.9 °C	1,047 mm	63	84
1977	37.2 °C6 July 1977	-19.4 °C17 January 1977	13.3 °C	979 mm	60	84
1976	34.1 °C28 June 1976	-14.3 °C30 December 1976	12.7 °C	982 mm	48	89
1975	36.5 °C2 August 1975	-12.7 °C10 February 1975	13.4 °C	1,247 mm	48	77
1974	35.0 °C9 July 1974	-10.6 °C10 February 1974	13.2 °C	1,007 mm	39	64
1973	36.6 °C28 August 1973	-13.1 °C17 February 1973	13.6 °C	1,005 mm	49	70
1972	34.6 °C26 August 1972	-17.1 °C16 January 1972	12.5 °C	1,286 mm	38	79
1971	35.0 °C8 July 1971	-13.3 °C2 February 1971	13.1 °C	1,250 mm	36	72
1970	35.2 °C4 July 1970	-16.5 °C9 January 1970	13.0 °C	835 mm	62	85
1969	36.6 °C29 May 1969	-11.5 °C5 January 1969	12.6 °C	946 mm	51	101
1968	36.0 °C25 August 1968	-17.1 °C2 January 1968	12.7 °C	940 mm	47	86
1967	34.2 °C24 July 1967	-15.9 °C9 February 1967	12.1 °C	1,047 mm	33	87
1966	37.1 °C3 July 1966	-14.6 °C29 January 1966	12.2 °C	1,006 mm	62	94
1965	34.5 °C16 August 1965	-17.1 °C17 January 1965	12.4 °C	737 mm	49	89
1964	36.5 °C20 June 1964	-16.4 °C15 January 1964	12.8 °C	982 mm	50	85
1963	35.3 °C19 July 1963	-19.2 °C23 February 1963	12.2 °C	832 mm	54	92
1962	38.3 °C20 August 1962	-15.5 °C11 February 1962	12.3 °C	969 mm	54	90
1961	34.5 °C31 August 1961	-17.6 °C2 February 1961	12.7 °C	1,051 mm	63	75
1960	35.8 °C3 July 1960	-20.5 °C23 December 1960	12.3 °C	1,017 mm	49	103
1959	38.9 °C29 June 1959	-13.3 °C18 January 1959	13.8 °C	973 mm	82	88
1958	34.4 °C4 July 1958	-15.9 °C17 February 1958	12.0 °C	1,155 mm	41	79
1957	38.0 °C21 July 1957	-19.4 °C18 January 1957	13.3 °C	990 mm	61	66
1956	36.5 °C2 July 1956	-10.1 °C28 January 1956	12.7 °C	1,160 mm	35	74
1955	36.4 °C22 July 1955	-13.6 °C28 January 1955	13.0 °C	1,058 mm	40	88
1954	39.6 °C14 July 1954	-20.6 °C18 January 1954	13.5 °C	812 mm	59	80
1953	38.3 °C2 September 1953	-8.6 °C18 December 1953	14.0 °C	970 mm	61	66
1952	38.6 °C26 June 1952	-13.2 °C30 January 1952	13.3 °C	1,342 mm	56	66
1951	34.5 °C27 July 1951	-13.0 °C16 December 1951	13.1 °C	1,037 mm	46	75
1950	33.8 °C24 June 1950	-12.0 °C28 December 1950	12.6 °C	1,062 mm	28	85
1949	36.4 °C10 August 1949	-9.7 °C3 February 1949	14.1 °C	887 mm	51	55
1948	37.0 °C28 August 1948	-15.8 °C31 January 1948	12.6 °C	1,211 mm	35	74
1947	34.7 °C14 August 1947	-13.4 °C5 February 1947	12.5 °C	907 mm	30	90
1946	32.8 °C19 July 1946	-11.8 °C28 January 1946	13.3 °C	962 mm	20	64
1945	35.9 °C1 July 1945	-14.1 °C25 January 1945	12.6 °C	1,172 mm	23	79
1944	34.3 °C30 July 1944	-9.1 °C9 January 1944	12.8 °C	1,109 mm	43	87
1943	35.3 °C14 August 1943	-14.4 °C15 February 1943	12.5 °C	826 mm	60	88
1942	35.1 °C19 July 1942	-16.7 °C21 December 1942	12.8 °C	1,300 mm	30	74
1941	35.7 °C28 July 1941	-10.7 °C18 March 1941	13.0 °C	876 mm	42	100
1940	35.3 °C26 July 1940	-14.6 °C27 January 1940	11.8 °C	1,094 mm	20	88

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

18.8 °C

+0.5 °C

Hot days (≥ 30 °C)

49 d/yr

-3

Frost days (< 0 °C)

79 d/yr

Annual rainfall

1057 mm

+6 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	3.2 °C	-1.9 °C	53 mm	-25 mm
Feb	7.3 °C	+0.3 °C	83 mm	+8 mm
Mar	16.4 °C	+4.4 °C	50 mm	-43 mm
Apr	20.2 °C	+2.0 °C	76 mm	-11 mm
May	23.4 °C	0.0 °C	193 mm	+95 mm
Jun	29.6 °C	+1.3 °C	140 mm	+52 mm
Jul	31.4 °C	+0.8 °C	221 mm	+121 mm
Aug	27.7 °C	-1.7 °C	22 mm	-70 mm
Sep	26.4 °C	+0.8 °C	80 mm	-15 mm
Oct	19.8 °C	+0.3 °C	53 mm	-27 mm
Nov	13.7 °C	+0.7 °C	38 mm	-44 mm
Dec	6.0 °C	-1.2 °C	50 mm	-35 mm

The year's extremes

Hottest day

36.9 °C

24 Jun 2025

Coldest day

-13.3 °C

23 Jan 2025

Wettest day

39.8 mm

13 May 2025

Windiest day

40.6 km/h

16 Feb 2025

Strongest gust

89.6 km/h

16 Feb 2025

Hottest feels-like

42.4 °C

24 Jun 2025

Coldest feels-like

-18.0 °C

22 Jan 2025

Snowiest day

15.5 cm

6 Jan 2025

Sunniest day

14.3 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 Wolf Trap?

Wolf Trap has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.3 °C and it receives 1,051 mm of precipitation per year.

What is the hottest day ever recorded in Wolf Trap?

The hottest day measured in Wolf Trap between 1940 and 2025 was 16 July 1988, reaching 40.2 °C.

What is the coldest day in Wolf Trap?

The coldest day measured in Wolf Trap between 1940 and 2025 was 22 January 1984, at -24.6 °C.

Does it snow in Wolf Trap?

Yes. Wolf Trap gets on average 46.8 cm of snow per year and has around 77 frost days.

Has the climate of Wolf Trap warmed?

Yes: Wolf Trap warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Wolf Trap?

The wettest day measured in Wolf Trap between 1940 and 2025 was 14 September 1966, with 165 mm of rain in 24 hours.

What was the windiest day in Wolf Trap?

The windiest day measured in Wolf Trap between 1940 and 2025 was 1 December 1974, with winds reaching 46.8 km/h.

What is the warmest month in Wolf Trap?

The warmest month in Wolf Trap is July (25.3 °C on average); the coldest is January (1.0 °C).

How much does it rain in Wolf Trap?

Wolf Trap receives on average 1,051 mm of precipitation per year, spread over about 117 rainy days.

Is it sunny in Wolf Trap?

Wolf Trap gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.

What is the biggest single-day snowfall in Wolf Trap?

The heaviest 24-hour snowfall measured in Wolf Trap between 1940 and 2025 was 20 March 1958, with 36.9 cm.

Are there tropical nights in Wolf Trap?

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

What was the most extreme apparent temperature in Wolf Trap?

In Wolf Trap, between 1940 and 2025, the highest apparent temperature reached 45.6 °C on 22 July 2011, and the lowest was -29.7 °C on 22 January 1984.

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