Longview weather in August: Longview, Washington: normal highs, lows, rain and records for August
Longview in August has a normal high of 80°F and a normal low of 53°F, a daily mean of 67°F, falling from 81°F on the 1st to 79°F by the 31st. Measurable precipitation falls on 5 days in a normal August, 0.97 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 27°C and low of 12°C, 25 mm of precipitation in August.
- NOAA stationLongview
- Station IDUSC00454769
- Location46.15°N 122.92°W
- Elevation12 ft (4 m)
- Population38,294
- Jan 48° 35°
- Feb 52° 35°
- Mar 57° 38°
- Apr 62° 40°
- May 69° 45°
- Jun 73° 50°
- Jul 79° 53°
- Aug 80° 53°
- Sep 76° 50°
- Oct 64° 44°
- 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 Longview in August?
The normal high is 80°F and the normal low 53°F, for a daily mean of 66.9°F. August is 0.5°F warmer than July and 4.3°F warmer than September. August is the warmest month of the year in Longview and the 11th wettest. Across the month the normal high falls 2°F, from 81°F on August 1 to 79°F on August 31. From one year to the next August's mean temperature typically moves about 1.5°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 65°F and 68°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 23%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 81°F | 55°F | 14% | 6% |
| August 8 | 81°F | 54°F | 15% | 6% |
| August 15 | 81°F | 54°F | 16% | 7% |
| August 22 | 80°F | 53°F | 19% | 9% |
| August 31 | 79°F | 52°F | 23% | 12% |
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 | 81°F | 55°F | 14% | 6% | 14 h 50 min |
| August 2 | 81°F | 55°F | 14% | 6% | 14 h 50 min |
| August 3 | 81°F | 55°F | 14% | 6% | 14 h 50 min |
| August 4 | 81°F | 54°F | 14% | 6% | 14 h 40 min |
| August 5 | 81°F | 54°F | 15% | 6% | 14 h 40 min |
| August 6 | 81°F | 54°F | 15% | 6% | 14 h 40 min |
| August 7 | 81°F | 54°F | 15% | 6% | 14 h 40 min |
| August 8 | 81°F | 54°F | 15% | 6% | 14 h 30 min |
| August 9 | 81°F | 54°F | 15% | 7% | 14 h 30 min |
| August 10 | 81°F | 54°F | 15% | 7% | 14 h 30 min |
| August 11 | 81°F | 54°F | 16% | 7% | 14 h 20 min |
| August 12 | 81°F | 54°F | 16% | 7% | 14 h 20 min |
| August 13 | 81°F | 54°F | 16% | 7% | 14 h 20 min |
| August 14 | 81°F | 54°F | 16% | 7% | 14 h 20 min |
| August 15 | 81°F | 54°F | 16% | 7% | 14 h 10 min |
| August 16 | 81°F | 53°F | 16% | 8% | 14 h 10 min |
| August 17 | 80°F | 53°F | 17% | 8% | 14 h 10 min |
| August 18 | 80°F | 53°F | 17% | 8% | 14 h |
| August 19 | 80°F | 53°F | 17% | 8% | 14 h |
| August 20 | 80°F | 53°F | 18% | 9% | 14 h |
| August 21 | 80°F | 53°F | 18% | 9% | 14 h |
| August 22 | 80°F | 53°F | 19% | 9% | 13 h 50 min |
| August 23 | 80°F | 53°F | 19% | 9% | 13 h 50 min |
| August 24 | 80°F | 53°F | 19% | 10% | 13 h 50 min |
| August 25 | 80°F | 52°F | 20% | 10% | 13 h 40 min |
| August 26 | 80°F | 52°F | 20% | 10% | 13 h 40 min |
| August 27 | 79°F | 52°F | 21% | 11% | 13 h 40 min |
| August 28 | 79°F | 52°F | 21% | 11% | 13 h 30 min |
| August 29 | 79°F | 52°F | 22% | 11% | 13 h 30 min |
| August 30 | 79°F | 52°F | 22% | 12% | 13 h 30 min |
| August 31 | 79°F | 52°F | 23% | 12% | 13 h 30 min |
- Normal high
- 80°FAugust average
- Normal low
- 53°FAugust average
- Precipitation
- 0.97 inmonth total
- Days with precipitation
- 50.01 inch or more
- Days at 90°F or more
- 3
- Daylight
- 14 h 50 min to 13 h 30 minAugust 1 to August 31
- Days at 70°F or more
- 29
- Days at 80°F or more
- 15
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00454769; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Longview in August?
On a given August day the chance of 0.01 inch or more is 17% on average, highest around August 31 (23%). In all, 0.97 in falls on 5 days of a normal August.
In a normal August in Longview, 3 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00454769.
What are the records for August in Longview?
The warmest August temperature on this station's record (since 1925) is 108°F, on August 10, 1981; the coldest is 35°F, on August 16, 1935. The wettest August brought 5.88 in (2004).
The August mean against the 1991-2020 normal of 66.9°F: 2021 68.1°F (+1.2), 2022 71.5°F (+4.6), 2023 70.8°F (+3.9), 2024 67.8°F (+0.9), 2025 70.4°F (+3.5), 2026 69.7°F (+2.8). 6 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 68.1°F | +1.2°F | 0.16 in |
| 2022 | 71.5°F | +4.6°F | 0.00 in |
| 2023 | 70.8°F | +3.9°F | 0.82 in |
| 2024 | 67.8°F | +0.9°F | 1.03 in |
| 2025 | 70.4°F | +3.5°F | 0.54 in |
| 2026 | 69.7°F | +2.8°F | 0.19 in |
Source: records: ACIS, station USC00454769; recent months: ACIS, station USC00454769. Records and recent months use complete months only.
How does August in Longview 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; Longview's is 80°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.