Swannanoa climate

Swannanoa Weather in August

NOAA 1991-2020 normals for Swannanoa 2 Sse, 3.1 km from Swannanoa

Average highs run from 76°F on August 1 to 73°F on August 31, and lows from 61°F to 58°F. Normal precipitation for the month is 4.64 in over about 13 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 Swannanoa, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
75°F
Average low
60°F
Precipitation
4.64 in
Record high
100°FAug 21, 1983
Record low
42°FAug 26, 1952
Chance of a freeze
0%
Daylight
13 h 56 min to 12 h 57 min
Cloud cover
58%
Humidity
74%
Dew point
62°F
Wind
3.1 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 176°F61°F92°F 195349°F 199744%0%
Aug 276°F61°F94°F 195149°F 199744%0%
Aug 375°F60°F93°F 198750°F 199843%0%
Aug 475°F60°F93°F 200849°F 199843%0%
Aug 575°F60°F93°F 195349°F 198543%0%
Aug 675°F60°F93°F 200849°F 195043%0%
Aug 775°F60°F95°F 195146°F 195043%0%
Aug 875°F60°F94°F 198049°F 200443%0%
Aug 975°F60°F94°F 200749°F 198943%0%
Aug 1075°F60°F93°F 198348°F 198942%0%
Aug 1175°F60°F93°F 194952°F 195342%0%
Aug 1275°F60°F92°F 201051°F 194642%0%
Aug 1375°F60°F92°F 199948°F 194642%0%
Aug 1475°F60°F95°F 199952°F 197142%0%
Aug 1575°F60°F93°F 195353°F 198341%0%
Aug 1675°F60°F95°F 195454°F 195341%0%
Aug 1775°F60°F94°F 198851°F 196741%0%
Aug 1874°F60°F95°F 198854°F 195140%0%
Aug 1974°F59°F96°F 198356°F 202340%0%
Aug 2074°F59°F97°F 198353°F 197640%0%
Aug 2174°F59°F100°F 198352°F 194939%0%
Aug 2274°F59°F95°F 198348°F 198139%0%
Aug 2374°F59°F98°F 198345°F 196939%0%
Aug 2474°F59°F94°F 196847°F 199738%0%
Aug 2574°F59°F94°F 202345°F 195238%0%
Aug 2674°F59°F92°F 202342°F 195238%0%
Aug 2774°F59°F92°F 194843°F 195238%0%
Aug 2874°F58°F93°F 194848°F 196837%0%
Aug 2973°F58°F96°F 194842°F 198637%0%
Aug 3073°F58°F92°F 194843°F 196837%0%
Aug 3173°F58°F93°F 195348°F 194637%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Swannanoa, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:38 AM, sunset 8:34 PM
August 31
sunrise 7:01 AM, sunset 7:58 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00318448 (Swannanoa 2 Sse), public domain. Records: NOAA GHCN-Daily, station USW00003812, 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.