As of 05:00 EDT

Weather in Herndon, VA

56°

Herndon, Thursday, 8 October, 05:00

Clear. Feels like 55°. High 78°, low 52°.

Pressure29.85 inHg

Wind1 mph S

Humidity88%

Visibility6.2 mi

Dew point52°

Thu, 08October

78°/52°

Fri, 09October

76°/47°

Sat, 10October

74°/55°

Sun, 11October

66°/60°

Mon, 12October

70°/63°

Tue, 13October

79°/59°

Wed, 14October

65°/49°

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	77°	53°	54°	56°	57°	70°	77°	78°	76°	70°	58°	54°
Feels like	77°	51°	53°	55°	56°	69°	76°	77°	75°	69°	56°	52°
Pressure, inHg	29.97	29.97	29.97	29.85	29.88	29.94	29.97	29.94	29.94	29.97	30.00	30.06
Wind, mph	5	5	5	1.5	2.8	3.9	3.7	4.5	5	2.7	2.2	1.7
Humidity, %	35%	35%	35%	89%	83%	65%	35%	30%	30%	38%	54%	61%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	50°	48°	49°	47°	51°	67°	75°	76°	75°	69°	59°	62°
Feels like	48°	48°	49°	47°	49°	66°	73°	75°	74°	68°	57°	61°
Pressure, inHg	30.09	30.09	30.12	30.15	30.18	30.21	30.21	30.18	30.18	30.18	30.24	30.27
Wind, mph	1.6	1.1	0.7	1.2	1.6	0.9	2.7	3	2.8	1	0.3	1.1
Humidity, %	71%	77%	85%	89%	83%	54%	34%	33%	33%	50%	57%	66%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	59°	57°	56°	55°	56°	64°	71°	74°	73°	69°	65°	64°
Feels like	58°	56°	55°	54°	55°	62°	70°	73°	71°	68°	64°	63°
Pressure, inHg	30.30	30.30	30.33	30.36	30.42	30.45	30.45	30.42	30.39	30.39	30.39	30.42
Wind, mph	1.2	1.2	1.3	1.4	1	1.6	2.6	3	3.2	3	2.5	2.8
Humidity, %	72%	75%	70%	68%	68%	49%	36%	34%	37%	44%	58%	66%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	63°	61°	61°	61°	60°	61°	64°	65°	66°	66°	65°	65°
Feels like	62°	61°	60°	60°	60°	61°	65°	66°	66°	66°	66°	66°
Pressure, inHg	30.42	30.39	30.36	30.36	30.33	30.30	30.27	30.21	30.15	30.09	30.03	30.00
Wind, mph	2.8	1.9	2.5	3.5	4	3.9	4.4	4	4.5	4.6	4.4	3.8
Humidity, %	69%	78%	83%	86%	89%	93%	92%	89%	92%	93%	93%	95%
Precipitation	0 in	0 in	0 in	0 in	0.02 in	0.03 in	0.05 in	0.01 in	0.02 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	3.3 mi	2.0 mi	2.8 mi	5.6 mi	5.2 mi	5.5 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	65°	64°	64°	64°	64°	64°	65°	66°	68°	69°	69°	67°
Feels like	65°	65°	64°	64°	65°	65°	65°	66°	68°	70°	70°	67°
Pressure, inHg	29.94	29.88	29.85	29.83	29.83	29.83	29.83	29.83	29.83	29.83	29.83	29.83
Wind, mph	3.2	2.5	1.9	3.3	3.3	3.3	3.3	3.3	3.3	3.3	3.3	3.3
Humidity, %	97%	99%	99%	94%	94%	94%	94%	94%	94%	94%	94%	94%
Precipitation	0.12 in	0.12 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in	0.02 in
Visibility	5.0 mi	2.3 mi	6.2 mi	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	72°	60°	62°	64°	66°	68°	71°	73°	76°	78°	76°	69°
Feels like	72°	59°	62°	64°	67°	69°	71°	73°	76°	78°	76°	68°
Pressure, inHg	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.85	29.85
Wind, mph	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2
Humidity, %	72%	72%	72%	72%	72%	72%	72%	72%	72%	72%	72%	72%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	57°	51°	51°	51°	53°	55°	56°	58°	61°	64°	63°	58°
Feels like	57°	49°	49°	49°	51°	52°	54°	56°	59°	62°	61°	56°
Pressure, inHg	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09
Wind, mph	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7
Humidity, %	49%	49%	49%	49%	49%	49%	49%	49%	49%	49%	49%	49%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

See detailed hourly forecast

Sun and moon today

Day length — 11 h 30 min

Sunrise — 07:11

Sunset — 18:41

Sunrise and sunset in local time

Waning crescent, 10%

Sunrise — —

Sunset — —

Herndon, VA climate by month

The annual average temperature in Herndon, VA is 55.8°. The warmest month is July (average high 87°), and the coldest is January (average low 25.6°). About 41.7 inches of precipitation fall per year, most of it in May (4.1 in). Figures are 60-year climate normals and records from 66 years of observations.

Month	High	Low	Precipitation	Wet days	Record high	Record low
January	40.5°	25.6°	3.0 in	9	72.5° (2024)	-15.7° (1994)
February	44.3°	27.5°	2.9 in	9	78.8° (2018)	-8.7° (1979)
March	53.5°	34.6°	3.5 in	10	84.6° (1998)	-1.1° (2014)
April	64.4°	44.1°	3.4 in	11	91.4° (1976)	23.2° (1982)
May	73.2°	54.1°	4.1 in	12	95.7° (2022)	32.7° (2020)
June	82.6°	63.4°	3.4 in	11	102.2° (2012)	44.8° (1966)
July	87°	68.6°	3.8 in	12	104° (2012)	52.9° (1979)
August	84.8°	67.2°	3.4 in	11	100.6° (1988)	49.1° (1986)
September	77.7°	60.7°	4.1 in	9	98.8° (2023)	39.6° (1963)
October	66.1°	49.2°	3.4 in	8	94.1° (2019)	26.8° (2011)
November	54.8°	39°	3.2 in	8	81° (1974)	14.5° (1989)
December	44.9°	30.7°	3.4 in	9	75.2° (1998)	-3.8° (1960)