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Weather in Herndon

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Weather archive at the airport ( 6 km, +25 °C )

23 °C

54 minutes ago at the weather station (6 km) it was +25 °C, normal air pressure, low humidity (28%), moderate breeze (6 m/s) blowing from the south with gusts up to 11 m/s. Weather archive at the weather station

Today we expect +23..+20 °C°F, +73..+68 °C°F, light rain, gentle breeze. Tomorrow: +16..+28 °C°F
, +61..+82 °C°F
, without precipitation, moderate breeze.

7 days

Today

Tomorrow

Wed

Thu

Fri

Sat

Sun

Mon

Today, Mon, M. 4		Tomorrow, Tue, May 5				Wed, May 6				Thu, May 7				Fri, May 8				Sat, May 9				Sun, May 10				Mon
Local time	20	02	08	14	20	02	08	14	20	02	08	14	20	02	08	14	20	02	08	14	20	02	08	14	20	02	08
Cloudiness, % 1/10 oktas
Precipitation, mm Precipitation, inches
Temperature, °C °F	+20 +68	+15 +59	+16 +61	+27 +81	+26 +79	+20 +68	+17 +63	+20 +68	+20 +68	+12 +54	+11 +52	+11 +52	+13 +55	+7 +45	+9 +48	+19 +66	+18 +64	+13 +55	+11 +52	+19 +66	+18 +64	+13 +55	+16 +61	+25 +77	+24 +75	+18 +64	+19 +66
Feels like, °C °F														+4 +39	+6 +43
Pressure, mmHg inches mbar hPa	748 29.45 997 997	748 29.45 997 997	750 29.53 1000 1000	749 29.49 999 999	748 29.45 997 997	749 29.49 999 999	748 29.45 997 997	746 29.37 995 995	747 29.41 996 996	748 29.45 997 997	748 29.45 997 997	746 29.37 995 995	746 29.37 995 995	748 29.45 997 997	750 29.53 1000 1000	749 29.49 999 999	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	749 29.49 999 999	751 29.57 1001 1001	753 29.65 1004 1004	750 29.53 1000 1000	747 29.41 996 996	747 29.41 996 996	748 29.45 997 997
Wind: speed , m/s km/h mph knots Bft	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	6 22 13 12 4	7 25 16 14 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	4 14 9 8 3	2 7 4 4 2	2 7 4 4 2	1 4 2 2 1	5 18 11 10 3	4 14 9 8 3	5 18 11 10 3	4 14 9 8 3	1 4 2 2 1	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	2 7 4 4 2
gusts, m/s km/h mph knots Bft	11 40 25 21 6	14 50 31 27 7	11 40 25 21 6	12 43 27 23 6	14 50 31 27 7	15 54 34 29 7	16 58 36 31 7	12 43 27 23 6	10 36 22 19 5	6 22 13 12 4	8 29 18 16 5	4 14 9 8 3	10 36 22 19 5	13 47 29 25 6	13 47 29 25 6	7 25 16 14 4		15 54 34 29 7	8 29 18 16 5	9 32 20 17 5				8 29 18 16 5	12 43 27 23 6	10 36 22 19 5
direction	SW	S	SW	SW	S	S	S	SW	NW	NW	N	N	NW	NW	NW	NW	E	S	S	W	NW	SE	S	S	S	SW	W
Humidity, %	55	72	58	32	23	50	72	66	79	87	88	89	70	87	68	33	45	52	81	59	59	83	68	42	49	81	72
Sun: rise set	20:05		06:06	20:06			06:05	20:06			06:04	20:07			06:03	20:08			06:02	20:09			06:01	20:10		06:00	20:11
Moon: rise set	07:30		00:19	08:18			01:02	09:13			01:38	10:13			01:35	11:15			02:06	12:19			02:33	13:24		02:57	14:29
phase

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Weather News

During the last 12 hours the minimum air temperature ( +11 ^oC +52 ^oF ) was observed in Loudoun in Washington / Dulles (airport).

39 minutes ago, the maximum air temperature ( +27 ^oC +81 ^oF ) was observed in Campbell in Reserve / St John The Baptist Parish (airport).

less

Today, Monday, May 4							Tomorrow, Tuesday, May 5																								Wednesday, May 6																		Thursday, May 7								Friday, May 8								Saturday, May 9								Sunday, May 10					Monday, May 11
Local time	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	17	20	23	02	05	08	11	14	17	20	23	02	05	08	11	14	17	20	23	02	05	08	11	14	17	20	23	02	05	08	14	20	02	08	Local time
Cloudiness, % 1/10 oktas																																																																																Cloudiness, % 1/10 oktas
Precipitation, mm Precipitation, inches																																																																																Precipitation, mm Precipitation, inches
Temperature, °C °F	+23 +73	+22 +72	+20 +68	+19 +66	+17 +63	+16 +61	+16 +61	+14 +57	+15 +59	+14 +57	+15 +59	+15 +59	+15 +59	+14 +57	+16 +61	+18 +64	+21 +70	+22 +72	+24 +75	+26 +79	+27 +81	+27 +81	+28 +82	+28 +82	+28 +82	+26 +79	+26 +79	+26 +79	+24 +75	+23 +73	+22 +72	+21 +70	+20 +68	+20 +68	+20 +68	+19 +66	+19 +66	+18 +64	+17 +63	+15 +59	+15 +59	+14 +57	+16 +61	+17 +63	+20 +68	+24 +75	+20 +68	+14 +57	+12 +54	+13 +55	+11 +52	+9 +48	+11 +52	+12 +54	+13 +55	+10 +50	+7 +45	+7 +45	+9 +48	+13 +55	+19 +66	+21 +70	+18 +64	+14 +57	+13 +55	+14 +57	+11 +52	+9 +48	+19 +66	+21 +70	+18 +64	+15 +59	+13 +55	+13 +55	+16 +61	+25 +77	+24 +75	+18 +64	+19 +66	Temperature, °C °F
Feels like, °C °F																																																				+8 +46				+8 +46	+4 +39	+5 +41	+6 +43									+7 +45												Feels like, °C °F
Pressure, mmHg inches mbar hPa	748 29.45 997 997	747 29.41 996 996	748 29.45 997 997	748 29.45 997 997	749 29.49 999 999	749 29.49 999 999	749 29.49 999 999	748 29.45 997 997	748 29.45 997 997	749 29.49 999 999	749 29.49 999 999	749 29.49 999 999	749 29.49 999 999	750 29.53 1000 1000	750 29.53 1000 1000	750 29.53 1000 1000	750 29.53 1000 1000	750 29.53 1000 1000	750 29.53 1000 1000	749 29.49 999 999	749 29.49 999 999	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	749 29.49 999 999	749 29.49 999 999	749 29.49 999 999	749 29.49 999 999	749 29.49 999 999	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	747 29.41 996 996	747 29.41 996 996	746 29.37 995 995	746 29.37 995 995	747 29.41 996 996	748 29.45 997 997	748 29.45 997 997	747 29.41 996 996	748 29.45 997 997	747 29.41 996 996	746 29.37 995 995	745 29.33 993 993	746 29.37 995 995	747 29.41 996 996	748 29.45 997 997	749 29.49 999 999	750 29.53 1000 1000	750 29.53 1000 1000	749 29.49 999 999	748 29.45 997 997	747 29.41 996 996	748 29.45 997 997	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	749 29.49 999 999	751 29.57 1001 1001	751 29.57 1001 1001	751 29.57 1001 1001	753 29.65 1004 1004	750 29.53 1000 1000	747 29.41 996 996	747 29.41 996 996	748 29.45 997 997	Pressure, mmHg inches mbar hPa
Wind: speed , m/s km/h mph knots Bft	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	3 11 7 6 2	3 11 7 6 2	3 11 7 6 2	3 11 7 6 2	3 11 7 6 2	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	6 22 13 12 4	6 22 13 12 4	7 25 16 14 4	7 25 16 14 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	7 25 16 14 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	7 25 16 14 4	7 25 16 14 4	6 22 13 12 4	6 22 13 12 4	4 14 9 8 3	4 14 9 8 3	2 7 4 4 2	2 7 4 4 2	2 7 4 4 2	2 7 4 4 2	1 4 2 2 1	2 7 4 4 2	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	3 11 7 6 2	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	3 11 7 6 2	1 4 2 2 1	3 11 7 6 2	4 14 9 8 3	3 11 7 6 2	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	3 11 7 6 2	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	2 7 4 4 2	Wind: speed , m/s km/h mph knots Bft
gusts, m/s km/h mph knots Bft	7 25 16 14 4	11 40 25 21 6	11 40 25 21 6	11 40 25 21 6	7 25 16 14 4	9 32 20 17 5	11 40 25 21 6	13 47 29 25 6	14 50 31 27 7	14 50 31 27 7	13 47 29 25 6	12 43 27 23 6	11 40 25 21 6	11 40 25 21 6	11 40 25 21 6	8 29 18 16 5	8 29 18 16 5	9 32 20 17 5	10 36 22 19 5	11 40 25 21 6	12 43 27 23 6	11 40 25 21 6	12 43 27 23 6	12 43 27 23 6	13 47 29 25 6	13 47 29 25 6	14 50 31 27 7	14 50 31 27 7	14 50 31 27 7	15 54 34 29 7	15 54 34 29 7	15 54 34 29 7	15 54 34 29 7	14 50 31 27 7	15 54 34 29 7	16 58 36 31 7	15 54 34 29 7	15 54 34 29 7	16 58 36 31 7	16 58 36 31 7	16 58 36 31 7	17 61 38 33 7	15 54 34 29 7	14 50 31 27 7	12 43 27 23 6	13 47 29 25 6	10 36 22 19 5	11 40 25 21 6	6 22 13 12 4	5 18 11 10 3	8 29 18 16 5	7 25 16 14 4	4 14 9 8 3	5 18 11 10 3	10 36 22 19 5	12 43 27 23 6	13 47 29 25 6	11 40 25 21 6	13 47 29 25 6	9 32 20 17 5	7 25 16 14 4	7 25 16 14 4		12 43 27 23 6	15 54 34 29 7	9 32 20 17 5	8 29 18 16 5	11 40 25 21 6	9 32 20 17 5	8 29 18 16 5						8 29 18 16 5	12 43 27 23 6	10 36 22 19 5		gusts, m/s km/h mph knots Bft
direction	S	S	SW	SW	SW	SW	SW	S	S	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SW	SW	SW	NW	N	NW	N	N	N	N	N	NW	NW	NW	NW	NW	NW	NW	W	E	S	S	SW	S	SW	W	NW	NW	NE	SE	S	S	S	S	SW	W	direction
Humidity, %	38	39	55	58	64	70	76	77	72	70	65	63	62	62	58	52	47	43	39	34	32	29	26	25	24	26	23	25	32	39	40	45	50	53	55	58	62	64	72	83	87	88	84	78	66	57	79	84	87	82	88	92	89	81	70	86	87	83	68	45	33	28	45	51	52	50	81	94	59	48	59	75	83	82	68	42	49	81	72	Humidity, %
Sun: rise set		06:07		20:05													06:06		20:06																			06:05		20:06											06:04		20:07						06:03		20:08						06:02		20:09					06:01		20:10		06:00	20:11	Sun: rise set
Moon: rise set		23:28		07:30													00:19		08:18																			01:02		09:13											01:38		10:13						01:35		11:15						02:06		12:19					02:33		13:24		02:57	14:29	Moon: rise set
phase																																																																																phase