Ashburn climate

Ashburn Weather in July

NOAA 1991-2020 normals for Ashburn 3 Ene, 2.9 km from Ashburn

Average highs run from 90°F on July 1 to 91°F on July 31, and lows from 71°F to 71°F.

July day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Ashburn, in °F, with the record for each date.5060708090100110151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
91°F
Average low
71°F
Record high
104°FJul 1, 2012
Record low
57°FJul 15, 1967
Chance of a freeze
0%
Days of 90°F or more
22.6
Daylight
14 h 11 min to 13 h 42 min
Cloud cover
55%
Humidity
74%
Dew point
71°F
Wind
6.5 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jul 190°F71°F104°F 201261°F 19580%
Jul 290°F71°F103°F 201259°F 20080%
Jul 390°F71°F100°F 199764°F 20100%
Jul 490°F71°F100°F 197964°F 20120%
Jul 590°F71°F102°F 197963°F 19670%
Jul 690°F71°F101°F 197761°F 19700%
Jul 790°F71°F103°F 199061°F 19640%
Jul 890°F71°F103°F 198662°F 19750%
Jul 990°F71°F103°F 198659°F 19830%
Jul 1090°F71°F101°F 198060°F 19470%
Jul 1190°F71°F102°F 198060°F 19470%
Jul 1290°F71°F103°F 198061°F 19530%
Jul 1391°F71°F104°F 198061°F 19630%
Jul 1491°F71°F103°F 198061°F 19630%
Jul 1591°F71°F104°F 198157°F 19670%
Jul 1691°F71°F103°F 200664°F 19670%
Jul 1791°F71°F103°F 198163°F 19670%
Jul 1891°F71°F102°F 202062°F 19870%
Jul 1991°F71°F104°F 198662°F 20090%
Jul 2091°F71°F104°F 198662°F 19870%
Jul 2191°F71°F104°F 194260°F 20090%
Jul 2291°F71°F102°F 196362°F 19470%
Jul 2391°F71°F103°F 198164°F 19660%
Jul 2491°F71°F102°F 198165°F 19040%
Jul 2591°F71°F103°F 189365°F 19630%
Jul 2691°F71°F102°F 198163°F 19040%
Jul 2791°F71°F101°F 198163°F 19060%
Jul 2891°F71°F102°F 198160°F 19470%
Jul 2991°F71°F104°F 198164°F 19840%
Jul 3091°F71°F103°F 198661°F 20140%
Jul 3191°F71°F104°F 198663°F 20140%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Ashburn, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

July 1
sunrise 6:33 AM, sunset 8:44 PM
July 31
sunrise 6:50 AM, sunset 8:32 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00090406 (Ashburn 3 Ene), public domain. Records: NOAA GHCN-Daily, station USC00092266, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.