Sussex climate

Sussex Weather in August

NOAA 1991-2020 normals for Stony Creek 2 N, 12.9 km from Sussex

Average highs run from 89°F on August 1 to 86°F on August 31, and lows from 67°F to 64°F. Normal precipitation for the month is 4.80 in over about 8 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 Sussex, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
66°F
Precipitation
4.80 in
Record high
102°FAug 8, 2007
Record low
50°FAug 26, 2013
Chance of a freeze
0%
Days of 90°F or more
11.9
Daylight
14 h 01 min to 13 h 00 min
Cloud cover
55%
Humidity
72%
Dew point
66°F
Wind
3.4 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°F67°F98°F 199955°F 200129%0%
Aug 289°F67°F99°F 200658°F 200129%0%
Aug 389°F67°F98°F 200658°F 199829%0%
Aug 488°F67°F99°F 200658°F 199829%0%
Aug 588°F67°F96°F 200856°F 199828%0%
Aug 688°F67°F96°F 200856°F 200428%0%
Aug 788°F67°F97°F 200752°F 200428%0%
Aug 888°F67°F102°F 200752°F 200228%0%
Aug 988°F67°F100°F 200753°F 200228%0%
Aug 1088°F67°F96°F 200154°F 200227%0%
Aug 1188°F67°F98°F 201058°F 200227%0%
Aug 1288°F67°F96°F 200256°F 200827%0%
Aug 1388°F67°F97°F 200253°F 200627%0%
Aug 1488°F66°F97°F 201657°F 200826%0%
Aug 1588°F66°F97°F 201657°F 201326%0%
Aug 1687°F66°F96°F 200754°F 201326%0%
Aug 1787°F66°F96°F 201660°F 200025%0%
Aug 1887°F66°F94°F 199957°F 202225%0%
Aug 1987°F66°F96°F 201956°F 199825%0%
Aug 2087°F66°F95°F 201953°F 199824%0%
Aug 2187°F66°F94°F 200554°F 199824%0%
Aug 2287°F66°F94°F 199851°F 200023%0%
Aug 2387°F65°F99°F 200253°F 202423%0%
Aug 2487°F65°F98°F 200251°F 202423%0%
Aug 2586°F65°F98°F 199853°F 202423%0%
Aug 2686°F65°F97°F 201650°F 201322%0%
Aug 2786°F65°F95°F 202255°F 202522%0%
Aug 2886°F65°F96°F 202154°F 202522%0%
Aug 2986°F64°F98°F 200657°F 201522%0%
Aug 3086°F64°F99°F 201056°F 202522%0%
Aug 3186°F64°F98°F 201052°F 202522%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Sussex, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:15 AM, sunset 8:16 PM
August 31
sunrise 6:39 AM, sunset 7:39 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00448129 (Stony Creek 2 N), public domain. Records: NOAA GHCN-Daily, station USW00093773, 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.