King Salmon weather in August: King Salmon, Alaska: normal highs, lows, rain and records for August
King Salmon in August has a normal high of 63°F and a normal low of 48°F, a daily mean of 56°F, falling from 64°F on the 1st to 61°F by the 31st. Measurable precipitation falls on 17 days in a normal August, 3.26 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 17°C and low of 9°C, 83 mm of precipitation in August.
- NOAA stationKing Salmon Airport
- Station IDUSW00025503
- Location58.68°N 156.63°W
- Elevation63 ft (19 m)
- Population (census place)354
- Jan 24° 10°
- Feb 30° 15°
- Mar 32° 15°
- Apr 45° 28°
- May 55° 36°
- Jun 62° 44°
- Jul 65° 49°
- Aug 63° 48°
- Sep 56° 41°
- Oct 44° 29°
- Nov 32° 18°
- Dec 26° 11°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is King Salmon in August?
The normal high is 63°F and the normal low 48°F, for a daily mean of 55.7°F. August is 1.0°F cooler than July and 7.0°F warmer than September. August is the 2nd warmest month of the year in King Salmon and the 2nd wettest. Across the month the normal high falls 3°F, from 64°F on August 1 to 61°F on August 31. From one year to the next August's mean temperature typically moves about 1.9°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 54°F and 58°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 60%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 64°F | 49°F | 54% | 29% |
| August 8 | 64°F | 49°F | 55% | 30% |
| August 15 | 64°F | 48°F | 56% | 31% |
| August 22 | 63°F | 48°F | 58% | 32% |
| August 31 | 61°F | 46°F | 60% | 33% |
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 | 64°F | 49°F | 54% | 29% | 16 h 40 min |
| August 2 | 64°F | 49°F | 54% | 29% | 16 h 30 min |
| August 3 | 64°F | 49°F | 54% | 29% | 16 h 30 min |
| August 4 | 64°F | 49°F | 54% | 29% | 16 h 20 min |
| August 5 | 64°F | 49°F | 54% | 29% | 16 h 20 min |
| August 6 | 64°F | 49°F | 54% | 29% | 16 h 20 min |
| August 7 | 64°F | 49°F | 54% | 30% | 16 h 10 min |
| August 8 | 64°F | 49°F | 55% | 30% | 16 h 10 min |
| August 9 | 64°F | 49°F | 55% | 30% | 16 h |
| August 10 | 64°F | 49°F | 55% | 30% | 16 h |
| August 11 | 64°F | 49°F | 55% | 31% | 15 h 50 min |
| August 12 | 64°F | 49°F | 56% | 31% | 15 h 50 min |
| August 13 | 64°F | 49°F | 56% | 31% | 15 h 40 min |
| August 14 | 64°F | 49°F | 56% | 31% | 15 h 40 min |
| August 15 | 64°F | 48°F | 56% | 31% | 15 h 30 min |
| August 16 | 64°F | 48°F | 56% | 31% | 15 h 30 min |
| August 17 | 64°F | 48°F | 57% | 31% | 15 h 20 min |
| August 18 | 63°F | 48°F | 57% | 32% | 15 h 20 min |
| August 19 | 63°F | 48°F | 57% | 32% | 15 h 10 min |
| August 20 | 63°F | 48°F | 57% | 32% | 15 h 10 min |
| August 21 | 63°F | 48°F | 57% | 32% | 15 h |
| August 22 | 63°F | 48°F | 58% | 32% | 15 h |
| August 23 | 63°F | 47°F | 58% | 32% | 14 h 50 min |
| August 24 | 63°F | 47°F | 58% | 32% | 14 h 50 min |
| August 25 | 63°F | 47°F | 58% | 32% | 14 h 40 min |
| August 26 | 62°F | 47°F | 59% | 33% | 14 h 40 min |
| August 27 | 62°F | 47°F | 59% | 33% | 14 h 30 min |
| August 28 | 62°F | 47°F | 59% | 33% | 14 h 30 min |
| August 29 | 62°F | 46°F | 59% | 33% | 14 h 20 min |
| August 30 | 61°F | 46°F | 60% | 33% | 14 h 20 min |
| August 31 | 61°F | 46°F | 60% | 33% | 14 h 10 min |
- Normal high
- 63°FAugust average
- Normal low
- 48°FAugust average
- Precipitation
- 3.26 inmonth total
- Days with precipitation
- 170.01 inch or more
- Daylight
- 16 h 40 min to 14 h 10 minAugust 1 to August 31
- Days at 70°F or more
- 5
- Sunshine
- 59%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00025503; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in King Salmon in August?
On a given August day the chance of 0.01 inch or more is 56% on average, highest around August 31 (60%). In all, 3.26 in falls on 17 days of a normal August.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00025503.
How humid and windy is King Salmon in August?
At 3 p.m. the normal temperature is 59°F with 65% relative humidity and a dew point of 47°F; at 6 a.m. it is 47°F with 93% humidity. The wind averages 8.6 mph, most often from the southwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 47°F | 45°F | 93% | 6.6 mph | – |
| 9 a.m. | 50°F | 47°F | 88% | 7.6 mph | 9% |
| noon | 56°F | 47°F | 73% | 9.9 mph | – |
| 3 p.m. | 59°F | 47°F | 65% | 11.1 mph | 7% |
| 6 p.m. | 58°F | 47°F | 69% | 10.9 mph | – |
| 9 p.m. | 52°F | 48°F | 85% | 8.1 mph | 6% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00025503. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for August in King Salmon?
The warmest August temperature on King Salmon's official record (since 1917) is 84°F, on August 5, 1968; the coldest is 25°F, on August 31, 1984. The wettest August brought 7.31 in (1932).
The August mean against the 1991-2020 normal of 55.7°F: 2021 52.1°F (−3.6), 2022 54.2°F (−1.5), 2023 56.9°F (+1.2), 2024 53.5°F (−2.2), 2025 56.0°F (+0.3), 2026 54.8°F (−0.9). 2 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 52.1°F | −3.6°F | 1.54 in |
| 2022 | 54.2°F | −1.5°F | 3.71 in |
| 2023 | 56.9°F | +1.2°F | 4.73 in |
| 2024 | 53.5°F | −2.2°F | 3.07 in |
| 2025 | 56.0°F | +0.3°F | 3.47 in |
| 2026 | 54.8°F | −0.9°F | 3.65 in |
Source: records: ACIS, NWS threaded record AKNthr; recent months: ACIS, station USW00025503. Records and recent months use complete months only.
How does August in King Salmon compare across Alaska?
Across the 85 places PlainClimate covers in Alaska, August normal highs run from 45°F in Utqiaġvik to 68°F in Two Rivers; King Salmon's is 63°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.