Mount Vista climate

Mount Vista Weather in August

NOAA 1991-2020 normals for Vancouver 4 Nne, 6.4 km from Mount Vista

Average highs run from 80°F on August 1 to 77°F on August 31, and lows from 54°F to 50°F. Normal precipitation for the month is 0.62 in over about 4 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 Mount Vista, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
79°F
Average low
52°F
Precipitation
0.62 in
Record high
108°FAug 14, 2023
Record low
45°FAug 28, 2000
Chance of a freeze
0%
Days of 90°F or more
3.7
Daylight
14 h 45 min to 13 h 19 min
Cloud cover
44%
Humidity
66%
Dew point
52°F
Wind
4.3 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 180°F54°F98°F 201551°F 200211%0%
Aug 280°F54°F102°F 201747°F 200211%0%
Aug 380°F54°F105°F 201751°F 200511%0%
Aug 480°F54°F103°F 201252°F 200811%0%
Aug 580°F54°F97°F 200850°F 200211%0%
Aug 680°F53°F94°F 202651°F 200211%0%
Aug 780°F53°F99°F 202251°F 199811%0%
Aug 880°F53°F95°F 200451°F 199811%0%
Aug 980°F53°F99°F 200452°F 201411%0%
Aug 1080°F53°F99°F 202553°F 200911%0%
Aug 1180°F53°F101°F 202150°F 200511%0%
Aug 1280°F53°F103°F 202149°F 200012%0%
Aug 1380°F53°F101°F 200249°F 202012%0%
Aug 1479°F53°F108°F 202351°F 201712%0%
Aug 1579°F52°F102°F 202350°F 200012%0%
Aug 1679°F52°F102°F 202348°F 200012%0%
Aug 1779°F52°F98°F 201247°F 200013%0%
Aug 1879°F52°F98°F 201650°F 199813%0%
Aug 1979°F52°F99°F 201650°F 200013%0%
Aug 2079°F52°F99°F 201647°F 200013%0%
Aug 2179°F52°F94°F 201850°F 201014%0%
Aug 2279°F51°F100°F 202549°F 201614%0%
Aug 2378°F51°F100°F 202549°F 200315%0%
Aug 2478°F51°F96°F 202547°F 201215%0%
Aug 2578°F51°F96°F 201047°F 201216%0%
Aug 2678°F51°F96°F 201648°F 200916%0%
Aug 2778°F51°F97°F 201946°F 200017%0%
Aug 2878°F50°F97°F 201745°F 200017%0%
Aug 2978°F50°F95°F 200750°F 201017%0%
Aug 3077°F50°F98°F 202247°F 202018%0%
Aug 3177°F50°F99°F 199845°F 200618%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mount Vista, 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 5:54 AM, sunset 8:39 PM
August 31
sunrise 6:31 AM, sunset 7:50 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00458773 (Vancouver 4 Nne), public domain. Records: NOAA GHCN-Daily, station USW00094298, 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.