Salem climate

Salem Weather in August

NOAA 1991-2020 normals for Salem Mcnary Fld, 5 km from Salem

Average highs run from 85°F on August 1 to 81°F on August 31, and lows from 56°F to 53°F. Normal precipitation for the month is 0.39 in over about 3 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 Salem, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
84°F
Average low
55°F
Precipitation
0.39 in
Record high
108°FAug 9, 1981
Record low
30°FAug 30, 1920
Chance of a freeze
0%
Days of 90°F or more
6.7
Daylight
14 h 40 min to 13 h 18 min
Cloud cover
44%
Humidity
73%
Dew point
55°F
Wind
4.9 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 185°F56°F102°F 202437°F 19207%0%
Aug 285°F56°F107°F 201740°F 19207%0%
Aug 385°F56°F103°F 201742°F 19317%0%
Aug 485°F56°F103°F 201239°F 19317%0%
Aug 585°F56°F102°F 194539°F 19358%0%
Aug 685°F56°F102°F 197242°F 19698%0%
Aug 785°F56°F104°F 197240°F 18938%0%
Aug 885°F56°F106°F 197840°F 19708%0%
Aug 985°F56°F108°F 198142°F 19758%0%
Aug 1085°F55°F107°F 198143°F 18938%0%
Aug 1184°F55°F105°F 199240°F 18999%0%
Aug 1284°F55°F105°F 192042°F 19319%0%
Aug 1384°F55°F104°F 200240°F 19319%0%
Aug 1484°F55°F105°F 202341°F 18939%0%
Aug 1584°F55°F102°F 202340°F 19359%0%
Aug 1684°F55°F104°F 202335°F 193510%0%
Aug 1784°F55°F105°F 197741°F 193510%0%
Aug 1883°F55°F102°F 201641°F 192010%0%
Aug 1983°F55°F104°F 201640°F 193511%0%
Aug 2083°F55°F101°F 201641°F 197311%0%
Aug 2183°F54°F99°F 196139°F 198011%0%
Aug 2283°F54°F101°F 202539°F 197312%0%
Aug 2383°F54°F102°F 198840°F 192112%0%
Aug 2483°F54°F99°F 195839°F 192913%0%
Aug 2582°F54°F97°F 196741°F 198013%0%
Aug 2682°F54°F99°F 201640°F 190013%0%
Aug 2782°F54°F101°F 193539°F 196214%0%
Aug 2882°F54°F100°F 193536°F 198014%0%
Aug 2982°F54°F101°F 193138°F 196514%0%
Aug 3082°F53°F99°F 193130°F 192015%0%
Aug 3181°F53°F100°F 198737°F 192015%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Salem, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

August 1
sunrise 5:58 AM, sunset 8:38 PM
August 31
sunrise 6:33 AM, sunset 7:51 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024232 (Salem Mcnary Fld), public domain. Records: NOAA GHCN-Daily, station USW00024232, 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.