Sterling-Dulles Airport, VA: Summer

31 August 2026: Summer 2026 averaged 76.7°F in Sterling-Dulles Airport, VA, the warmest summer since 2024, tied 7th warmest of 65 (with 2007).

Summer 2026

Mean temperature: 76.7°F; Warmest since 2024; 7th warmest of 65
Precipitation: 14.48 in; Wettest since 2020; 12th wettest of 65

A normal summer in Sterling-Dulles Airport, VA (1991 to 2020): a mean temperature of 75.5°F, between 72.8°F and 77.4°F in eight years of ten and 11.34 in of precipitation, between 7.71 in and 16.34 in in eight years of ten.

The mean temperature of every summer in Sterling-Dulles Airport, VA since 1962: 76.7°F in 2026; the highest is 78.1°F, in 2024.

Normal range, 72.8 to 77.4°F

Every year, ranked, as a table

Every summer in Sterling-Dulles Airport, VA from 1960 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	76.7	7	86.7	23	66.8	3	14.48	12	0
2025	75.8	20	86	29	65.5	13	10.72	36	0
2024	78.1	1	89.5	1	66.7	5	8.48	53	0
2023	76	17	87.4	16	64.6	23	9.24	47	0
2022	76.1	15	87	21	65.3	16	10.28	39	0
2021	77.1	6	87.7	11	66.5	7	11.01	33	0
2020	77.5	3	87.6	12	67.4	1	17.70	5	0
2019	76.2	14	87.5	14	64.8	20	9.96	42	0
2018	75.5	23	85.3	35	65.7	11	22.61	1	0
2017	74.7	30	85	40	64.5	24	13.91	16	0
2016	77.4	4	88	7	66.8	3	10.33	38	0
2015	74.7	30	84.4	48	64.9	18	13.42	19	0
2014	72.8	54	82.9	60	62.7	39	11.86	26	0
2013	75.1	26	84.2	51	65.9	9	13.86	17	0
2012	76.6	9	87.6	12	65.6	12	7.24	59	0
2011	77.4	4	88.6	3	66.2	8	7.72	56	0
2010	77.8	2	88.4	5	67.1	2	9.88	43	0
2009	75.5	23	85.6	31	65.3	16	11.62	27	0
2008	75	27	86.2	28	63.8	30	8.87	51	0
2007	76.7	7	87.9	9	65.5	13	6.34	62	0
2006	76.4	11	87.1	19	65.8	10	15.48	8	0
2005	76.4	11	86.3	26	66.6	6	12.09	25	0
2004	73.5	46	83	58	63.9	29	11.24	31	0
2003	73.6	44	82.8	61	64.5	24	19.94	3	0
2002	76	17	87.2	18	64.8	20	9.16	48	0
2001	73.7	40	84.3	49	63.1	35	13.59	18	0
2000	72.2	59	82	65	62.4	42	14.22	14	0
1999	74.9	29	86.9	22	62.9	37	10.99	34	0
1998	74	37	85.6	31	62.4	42	7.62	57	0
1997	72.8	54	84.9	43	60.6	61	9.06	49	0
1996	72.8	54	83.1	57	62.5	41	14.93	10	0
1995	75.8	20	87.1	19	64.5	24	9.51	44	0
1994	76.4	11	87.4	16	65.5	13	16.19	6	0
1993	76.6	9	89	2	64.1	27	8.51	52	0
1992	71.6	64	82.6	63	60.7	60	11.44	30	0
1991	75.8	20	88	7	63.5	32	10.21	40	0
1990	74.2	36	85.4	34	63.1	35	12.75	23	0
1989	74.7	30	84.6	45	64.8	20	12.50	24	0
1988	76	17	88.5	4	63.5	32	11.56	28	0
1987	76.1	15	88.2	6	64	28	7.38	58	0
1986	75	27	87.5	14	62.4	42	8.98	50	0
1985	73	52	85.2	38	60.8	59	6.83	61	0
1984	72.4	57	83.6	55	61.3	55	15.36	9	0
1983	73.3	50	86.4	25	60.2	62	6.29	63	0
1982	73.4	48	84.2	51	62.6	40	10.96	35	0
1981	73.5	46	84.9	43	62.1	48	11.46	29	0
1980	74.6	33	87.9	9	61.3	55	7.97	55	0
1979	72.3	58	83	58	61.6	52	12.87	22	0
1978	74.4	34	85.3	35	63.5	32	13.17	20	0
1977	73.7	40	86.3	26	61.1	57	10.52	37	0
1976	71.4	65	83.6	55	59.2	64	8.34	54	0
1975	73.6	44	84.3	49	62.9	37	18.71	4	0
1974	71.7	61	82.3	64	61	58	12.94	21	0
1973	75.5	23	86	29	64.9	18	10.08	41	0
1972	72.2	59	82.8	61	61.7	50	21.81	2	0
1971	73.4	48	85.3	35	61.6	52	9.41	46	0
1970	71.7	61	84.5	47	58.9	65	11.13	32	0
1969	74.4	34	85.1	39	63.8	30	15.52	7	0
1968	73.7	40	85	40	62.4	42	14.18	15	0
1967	72.9	53	84.1	53	61.7	50	14.34	13	0
1966	74	37	86.6	24	61.4	54	4.90	65	0
1965	73.3	50	84.6	45	61.9	49	9.44	45	0
1964	73.9	39	85.5	33	62.4	42	6.94	60	0
1963	73.7	40	85	40	62.4	42	14.54	11	0
1962	71.7	61	83.7	54	59.7	63	5.49	64	1
1960									56

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2024	78.1
2010	77.8
2020	77.5
2016	77.4
2011	77.4
2021	77.1
2026	76.7
2007	76.7
2012	76.6
1993	76.6

Coldest
Year	Mean, °F
1976	71.4
1992	71.6
1974	71.7
1970	71.7
1962	71.7
2000	72.2
1972	72.2
1979	72.3
1984	72.4
2014	72.8
More years share the last value

Wettest
Year	Precipitation, in
2018	22.61
1972	21.81
2003	19.94
1975	18.71
2020	17.70
1994	16.19
1969	15.52
2006	15.48
1984	15.36
1996	14.93

Driest
Year	Precipitation, in
1966	4.90
1962	5.49
1983	6.29
2007	6.34
1985	6.83
1964	6.94
2012	7.24
1987	7.38
1998	7.62
2011	7.72

The hottest, coldest and wettest days

Hottest day: 99°F; 4 July 2026
Coldest night: 50°F; 4 June 2026, 3 June 2026
Wettest day: 1.99 in; 28 June 2026

Every month, season and year

Months

Seasons

Years

Sterling-Dulles Airport, VA the day's answers

All-time records

Every answer in words

Summer 2026 brought 14.48 in of precipitation in Sterling-Dulles Airport, VA, the wettest summer since 2020, 12th wettest of 65.
The hottest day of summer 2026 in Sterling-Dulles Airport, VA: 99°F on Saturday 4 July 2026.
The coldest night of summer 2026 in Sterling-Dulles Airport, VA: a low of 50°F on Thursday 4 June 2026 and Wednesday 3 June 2026.
The wettest day of summer 2026 in Sterling-Dulles Airport, VA: 1.99 in on Sunday 28 June 2026.