As of 00:08 EDT

Herndon, VA weather in April

75°

Herndon, Sunday, 9 August, 00:08

Overcast. Feels like 76°. High 89°, low 73°.

Pressure30.00 inHg

Wind5.4 mph W

Humidity83%

Visibility6.2 mi

Dew point70°

See detailed hourly forecast

In April, Herndon, VA averages a high of 64.4° and a low of 44.1°. About 3.4 inches of precipitation fall over the month (11 wet days). The record high is 91.4° (1976) and the record low 23.2° (1982). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	60.8°	40.6°	50%	81.1° (1978)	24.8° (2003)
2	60.6°	40.5°	35%	82.8° (1963)	24.3° (1964)
3	62.2°	40.5°	37%	83.5° (1963)	25.5° (2021)
4	61.9°	42.6°	43%	78.6° (2023)	25.9° (2013)
5	59.9°	41.2°	32%	85.6° (2023)	28.4° (1965)
6	60.1°	40.3°	35%	87.8° (2010)	27.3° (1982)
7	60.4°	40.5°	40%	87.3° (2010)	23.2° (1982)
8	60.8°	40.6°	33%	83.3° (1991)	26.6° (1982)
9	60.1°	40.5°	42%	83.1° (2001)	25.9° (1977)
10	61.3°	40.5°	22%	86.5° (2013)	24.6° (1985)
11	63.1°	41.2°	32%	84.4° (2017)	28.6° (1960)
12	63.7°	42.8°	35%	82.4° (2023)	28.8° (1982)
13	63.7°	43.9°	37%	87.3° (2023)	29.5° (1975)
14	64.8°	43.7°	33%	85.8° (2018)	28.8° (1975)
15	64.8°	45.1°	50%	84.2° (2012)	31.6° (1973)
16	65.5°	45°	30%	87.4° (2002)	30.6° (2014)
17	65.5°	44.8°	37%	89.4° (2002)	29.1° (1962)
18	66.4°	45°	23%	91.4° (1976)	31.6° (2018)
19	67.6°	46.6°	25%	90.5° (1976)	31.1° (2001)
20	68.2°	46.9°	23%	89.8° (1976)	33.1° (2018)
21	67.3°	47.3°	42%	89.4° (2023)	30.6° (1983)
22	66.2°	46.8°	38%	89.1° (1985)	33.6° (2021)
23	66.9°	46°	37%	88° (1960)	34° (1986)
24	66.2°	46.9°	40%	87.1° (1960)	35.8° (1989)
25	66.9°	46.8°	35%	88.2° (1960)	35.8° (1967)
26	67.3°	46.9°	42%	88.2° (1960)	36° (1972)
27	67.1°	46.9°	35%	87.8° (2009)	37° (1972)
28	67.1°	47.3°	43%	88.2° (2021)	33.8° (2022)
29	68°	47.1°	33%	90° (2017)	36.1° (2022)
30	69.1°	49.1°	33%	89.8° (2017)	35.1° (2018)