Climate Comfort Score
49/100
Moderate
NOAA 1991–2020 normals 37°F annual avg 2 stations
King Salmon, AK Climate
Explore average temperature, rainfall, and comfort score sourced from NOAA NCEI's 1991–2020 climate normals →
- 37°F
- Avg annual temp
- 49/100
- Comfort score
- 21.4"
- Annual precip
- 112d
- Growing season
30-year climate normals from 2 weather stations (1991-2020).
The climate verdict for King Salmon
King Salmon, Alaska averages 37°F a year and scores 49/100 on the comfort index - moderate, milder than 18% of U.S. cities.
- 37°F
- average temperature, NOAA 1991-2020 normal
- 49/100
- comfort score, milder than 18% of U.S. cities
- 21.4"
- annual precipitation · 47" snow
- 112 days
- growing season, frost-free days
Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.
Avg Temperature
37°F (3°C)
Avg High
44°F
Avg Low
29°F
Annual Precip
21.4"
Annual Snow
47.4"
Comfort Score
49/100
Moderate
Avg Annual Temperature
37°F
30-year mean (NOAA NCEI)
Annual Precipitation
21.4"
Plus 47.4" of snow
Comfort score vs national 100-point ceiling (King Salmon) 49.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Moderate for the King Salmon area.
How King Salmon compares to every U.S. city
King Salmon's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
49 Top 82% higher than 18% of 6,915 US cities
Each bar is a band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NOAA U.S. Climate Normals, PlainClimate comfort index · 1991–2020
Warming context for King Salmon
MethodologySince 1900, U.S. land temperatures have tracked (and diverged from) the global mean - the chart below shows how. King Salmon's current NOAA 1991-2020 normal sits within that longer spread, and the most recent decade runs warmer than the 30-year mean.
- United States land mean (NOAA NCEI) +0.11 °C/decade
- Global anomaly (NASA GISTEMP) +0.11 °C/decade
- Paris Agreement thresholds 1.5°C / 2.0°C
Monthly Temperatures
Average daily high and low temperatures by month
| Month | Avg High | Avg Low | Mean | Precip | Snow | Freeze Days | 90°F+ Days |
|---|---|---|---|---|---|---|---|
| January | 24°F (-5°C) | 10°F (-12°C) | 17°F (-9°C) | 0.9" | 8.6" | 27.1 | 0.0 |
| February | 30°F (-1°C) | 15°F (-10°C) | 22°F (-5°C) | 0.9" | 7.2" | 24.7 | 0.0 |
| March | 32°F (0°C) | 15°F (-9°C) | 24°F (-5°C) | 0.8" | 7.2" | 27.9 | 0.0 |
| April | 45°F (7°C) | 28°F (-2°C) | 36°F (2°C) | 1.0" | 4.4" | 22.6 | 0.0 |
| May | 55°F (13°C) | 36°F (2°C) | 46°F (8°C) | 1.4" | 0.6" | 10.1 | 0.0 |
| June | 62°F (17°C) | 44°F (6°C) | 53°F (12°C) | 1.8" | 0.0" | 0.7 | 0.0 |
| July | 65°F (18°C) | 49°F (9°C) | 57°F (14°C) | 2.5" | 0.0" | 0.0 | 0.0 |
| August | 63°F (17°C) | 48°F (9°C) | 56°F (13°C) | 3.3" | 0.0" | 0.4 | 0.0 |
| September | 56°F (13°C) | 41°F (5°C) | 49°F (9°C) | 3.4" | 0.0" | 5.9 | 0.0 |
| October | 44°F (7°C) | 29°F (-2°C) | 36°F (2°C) | 2.3" | 2.5" | 19.7 | 0.0 |
| November | 32°F (0°C) | 18°F (-8°C) | 25°F (-4°C) | 1.7" | 6.7" | 25.3 | 0.0 |
| December | 26°F (-4°C) | 11°F (-11°C) | 19°F (-7°C) | 1.4" | 10.2" | 27.8 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 0.9"
Snow: 8.6"
10.0 days with precipitation
February 0.9"
Snow: 7.2"
10.1 days with precipitation
March 0.8"
Snow: 7.2"
9.2 days with precipitation
April 1.0"
Snow: 4.4"
10.8 days with precipitation
May 1.4"
Snow: 0.6"
12.3 days with precipitation
June 1.8"
14.4 days with precipitation
July 2.5"
16.2 days with precipitation
August 3.3"
17.1 days with precipitation
September 3.4"
18.0 days with precipitation
October 2.3"
Snow: 2.5"
14.7 days with precipitation
November 1.7"
Snow: 6.7"
13.2 days with precipitation
December 1.4"
Snow: 10.2"
12.9 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
September 15
50% probability date
Last Spring Freeze
May 26
50% probability date
Growing Season
112 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
10,385
Higher = more heating needed
Cooling Degree Days
3
Higher = more cooling needed
Warmest Month
July
Coldest Month
January
Humidity & Wind
Monthly averages from hourly observations
| Month | Humidity | Wind (mph) | Clear Sky % | Overcast % |
|---|---|---|---|---|
| January | 82% | 10.4 | 20% | 35% |
| February | 77% | 10.3 | 19% | 35% |
| March | 73% | 9.9 | 16% | 34% |
| April | 70% | 9.6 | 10% | 35% |
| May | 68% | 9.5 | 4% | 32% |
| June | 76% | 8.0 | 3% | 50% |
| July | 81% | 8.4 | 1% | 56% |
| August | 82% | 8.6 | 4% | 50% |
| September | 80% | 9.3 | 9% | 39% |
| October | 82% | 9.3 | 11% | 41% |
| November | 83% | 9.2 | 16% | 39% |
| December | 82% | 9.3 | 20% | 36% |
What King Salmon's climate means for you
King Salmon runs 37°F a year - peaking in July, coldest in January.
- Gardeners get about 112 frost-free days, with the last spring freeze near May 26 - plan the planting calendar around it, not the regional average.
- Energy bills track 10,385 heating and 3 cooling degree days a year, higher means the furnace or AC runs more.
- Comparing places to live? Line this city up against nearby cities and the national rankings. See rankings
These are 30-year NOAA normals (1991–2020) - the typical year, not a forecast for any specific season.
Climate Guides
Climate Insight: King Salmon, AK
In King Salmon, Alaska, the NOAA 1991–2020 climate normals put the annual average temperature at 37°F, ranging from a mean daily high of 44°F to a mean daily low of 29°F. July is typically the warmest month of the year, while January is the coldest. As thirty-year averages computed from 2 weather stations, these numbers smooth out year-to-year noise into a working baseline for a typical month.
Beyond temperature, King Salmon averages 21.4 inches of precipitation annually, with 47.4 inches typically falling as snow - a real factor for anyone planning to live, garden, or travel here. The frost-free season averages 112 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near May 26 and the first fall freeze near September 15. Turning to energy use, 10,385 heating degree days and 3 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, King Salmon scores 49/100 (Moderate), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Use the monthly tables above to plan around specific windows, shoulder seasons for mild highs and lows, peak summer for July-driven heat, or deep winter for January-driven cold. All figures here are thirty-year averages: any single year may run warmer, wetter, drier, or cooler than the normal, so treat them as planning guidance rather than forecasts.
Frequently Asked Questions
What is the average temperature in King Salmon, AK? ▼
The average annual temperature in King Salmon, Alaska is 37°F. The warmest month averages 65°F (18°C) and the coldest averages 10°F (-12°C).
How much rain does King Salmon get? ▼
King Salmon receives 21.4 inches of precipitation annually, including 47.4 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for King Salmon? ▼
King Salmon has a climate comfort score of 49/100 (Moderate), milder than 18% of U.S. cities in the PlainClimate database.
When is the growing season in King Salmon? ▼
King Salmon has approximately 112 frost-free days per year, with the last spring freeze around May 26 and the first fall freeze around September 15.
How much energy does heating and cooling require in King Salmon? ▼
King Salmon has 10,385 heating degree days and 3 cooling degree days annually, a heating-dominated climate. See our <a href="/guides/reading-weather-data/" class="underline hover:text-brand-600">guide to reading weather data</a> for what these figures mean.
Where does this King Salmon climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from 2 weather stations near King Salmon.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USW00025503. For informational purposes only.
Read our methodology - how this data is sourced, computed, and verified.
Related
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainClimate Editorial
Every figure on PlainClimate is rendered directly from NOAA 1991-2020 U.S. Climate Normals data, no number is typed in by an editor. This page draws directly on NOAA 1991-2020 U.S. Climate Normals data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.