Edmonston climate

Edmonston Weather in August

NOAA 1991-2020 normals for Natl Arboretum Dc, 5 km from Edmonston

Average highs run from 89°F on August 1 to 87°F on August 31, and lows from 71°F to 67°F. Normal precipitation for the month is 3.67 in over about 10 wet days.

August day by day

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

Normal daily high and low temperature at Edmonston, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
88°F
Average low
69°F
Precipitation
3.67 in
Record high
102°FAug 1, 1954
Record low
38°FAug 29, 1982
Chance of a freeze
0%
Days of 90°F or more
13.2
Daylight
14 h 10 min to 13 h 04 min
Cloud cover
55%
Humidity
69%
Dew point
64°F
Wind
6.7 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
Aug 189°F71°F102°F 195452°F 196634%0%
Aug 289°F70°F98°F 199952°F 194734%0%
Aug 389°F70°F100°F 195548°F 195934%0%
Aug 489°F70°F98°F 199150°F 198534%0%
Aug 589°F70°F98°F 198748°F 195134%0%
Aug 689°F70°F95°F 195547°F 195134%0%
Aug 789°F70°F99°F 195551°F 196433%0%
Aug 889°F70°F96°F 200750°F 195033%0%
Aug 989°F70°F101°F 200750°F 198933%0%
Aug 1089°F70°F98°F 194353°F 196433%0%
Aug 1189°F70°F97°F 201047°F 197233%0%
Aug 1289°F69°F97°F 194949°F 196233%0%
Aug 1389°F69°F96°F 200248°F 195033%0%
Aug 1489°F69°F100°F 194344°F 194133%0%
Aug 1589°F69°F97°F 198544°F 196433%0%
Aug 1689°F69°F101°F 198850°F 197233%0%
Aug 1789°F69°F101°F 199747°F 197933%0%
Aug 1889°F69°F102°F 199746°F 198133%0%
Aug 1988°F69°F95°F 195647°F 195332%0%
Aug 2088°F69°F95°F 200246°F 196432%0%
Aug 2188°F68°F102°F 198349°F 195332%0%
Aug 2288°F68°F94°F 195148°F 195632%0%
Aug 2388°F68°F98°F 198346°F 195232%0%
Aug 2488°F68°F95°F 196843°F 195232%0%
Aug 2588°F68°F97°F 194346°F 194431%0%
Aug 2688°F68°F98°F 200742°F 194231%0%
Aug 2787°F67°F97°F 194844°F 194531%0%
Aug 2887°F67°F98°F 194847°F 194231%0%
Aug 2987°F67°F99°F 194838°F 198231%0%
Aug 3087°F67°F98°F 195341°F 198631%0%
Aug 3187°F67°F100°F 195342°F 194631%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Edmonston, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:09 AM, sunset 8:19 PM
August 31
sunrise 6:36 AM, sunset 7:40 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00186350 (Natl Arboretum Dc), public domain. Records: NOAA GHCN-Daily, station USC00180700, 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.