Vancouver weather in August: Vancouver, Washington: normal highs, lows, rain and records for August
Vancouver in August has a normal high of 82°F and a normal low of 57°F, a daily mean of 69°F, falling from 83°F on the 1st to 80°F by the 31st. Measurable precipitation falls on 4 days in a normal August, 0.52 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 28°C and low of 14°C, 13 mm of precipitation in August.
- NOAA stationVancouver Pearson Airport
- Station IDUSW00094298
- Location45.62°N 122.66°W
- Elevation30 ft (9 m)
- From the center3 miles
- Population198,992
- Jan 47° 34°
- Feb 51° 35°
- Mar 56° 38°
- Apr 61° 42°
- May 68° 48°
- Jun 74° 53°
- Jul 81° 57°
- Aug 82° 57°
- Sep 76° 52°
- Oct 64° 45°
- Nov 53° 39°
- Dec 47° 35°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Vancouver in August?
The normal high is 82°F and the normal low 57°F, for a daily mean of 69.4°F. August is 0.4°F warmer than July and 5.5°F warmer than September. August is the warmest month of the year in Vancouver and the 11th wettest. Across the month the normal high falls 3°F, from 83°F on August 1 to 80°F on August 31. From one year to the next August's mean temperature typically moves about 1.6°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 68°F and 71°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 18%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 83°F | 58°F | 9% | 4% |
| August 8 | 82°F | 58°F | 10% | 4% |
| August 15 | 82°F | 58°F | 11% | 5% |
| August 22 | 81°F | 57°F | 14% | 6% |
| August 31 | 80°F | 55°F | 18% | 8% |
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| August 1 | 83°F | 58°F | 9% | 4% | 14 h 50 min |
| August 2 | 83°F | 58°F | 9% | 4% | 14 h 50 min |
| August 3 | 83°F | 58°F | 9% | 4% | 14 h 40 min |
| August 4 | 83°F | 58°F | 9% | 4% | 14 h 40 min |
| August 5 | 83°F | 58°F | 9% | 4% | 14 h 40 min |
| August 6 | 83°F | 58°F | 9% | 4% | 14 h 40 min |
| August 7 | 82°F | 58°F | 10% | 4% | 14 h 30 min |
| August 8 | 82°F | 58°F | 10% | 4% | 14 h 30 min |
| August 9 | 82°F | 58°F | 10% | 4% | 14 h 30 min |
| August 10 | 82°F | 58°F | 10% | 4% | 14 h 20 min |
| August 11 | 82°F | 58°F | 10% | 4% | 14 h 20 min |
| August 12 | 82°F | 58°F | 11% | 4% | 14 h 20 min |
| August 13 | 82°F | 58°F | 11% | 5% | 14 h 20 min |
| August 14 | 82°F | 58°F | 11% | 5% | 14 h 10 min |
| August 15 | 82°F | 58°F | 11% | 5% | 14 h 10 min |
| August 16 | 82°F | 57°F | 12% | 5% | 14 h 10 min |
| August 17 | 82°F | 57°F | 12% | 5% | 14 h 10 min |
| August 18 | 82°F | 57°F | 12% | 5% | 14 h |
| August 19 | 82°F | 57°F | 13% | 5% | 14 h |
| August 20 | 81°F | 57°F | 13% | 6% | 14 h |
| August 21 | 81°F | 57°F | 14% | 6% | 13 h 50 min |
| August 22 | 81°F | 57°F | 14% | 6% | 13 h 50 min |
| August 23 | 81°F | 57°F | 14% | 6% | 13 h 50 min |
| August 24 | 81°F | 56°F | 15% | 7% | 13 h 40 min |
| August 25 | 81°F | 56°F | 15% | 7% | 13 h 40 min |
| August 26 | 81°F | 56°F | 16% | 7% | 13 h 40 min |
| August 27 | 81°F | 56°F | 16% | 7% | 13 h 40 min |
| August 28 | 80°F | 56°F | 17% | 8% | 13 h 30 min |
| August 29 | 80°F | 56°F | 17% | 8% | 13 h 30 min |
| August 30 | 80°F | 55°F | 18% | 8% | 13 h 30 min |
| August 31 | 80°F | 55°F | 18% | 8% | 13 h 20 min |
- Normal high
- 82°FAugust average
- Normal low
- 57°FAugust average
- Precipitation
- 0.52 inmonth total
- Days with precipitation
- 40.01 inch or more
- Days at 90°F or more
- 5
- Daylight
- 14 h 50 min to 13 h 20 minAugust 1 to August 31
- Days at 70°F or more
- 29
- Days at 80°F or more
- 18
- Sunshine
- 83%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00094298; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Vancouver in August?
On a given August day the chance of 0.01 inch or more is 12% on average, highest around August 31 (18%). In all, 0.52 in falls on 4 days of a normal August.
In a normal August in Vancouver, 5 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00094298.
What are the records for August in Vancouver?
The warmest August temperature on Vancouver's official record (since 1891) is 108°F, on August 14, 2023; the coldest is 35°F, on August 18, 1973. The wettest August brought 5.11 in (1968).
The August mean against the 1991-2020 normal of 69.4°F: 2021 71.7°F (+2.3), 2022 73.7°F (+4.3), 2023 74.0°F (+4.6), 2024 70.3°F (+0.9), 2025 71.9°F (+2.5), 2026 70.2°F (+0.8). 6 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 71.7°F | +2.3°F | 0.02 in |
| 2022 | 73.7°F | +4.3°F | 0.01 in |
| 2023 | 74.0°F | +4.6°F | 0.69 in |
| 2024 | 70.3°F | +0.9°F | 0.69 in |
| 2025 | 71.9°F | +2.5°F | 0.48 in |
| 2026 | 70.2°F | +0.8°F | 0.06 in |
Source: records: ACIS, NWS threaded record VUOthr; recent months: ACIS, station USW00094298. Records and recent months use complete months only.
How does August in Vancouver compare across Washington?
Across the 96 places PlainClimate covers in Washington, August normal highs run from 67°F in Long Beach to 91°F in Pasco; Vancouver's is 82°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.