Subarctic climate
Climate Iliamna - Alaska
Annual high42ºF
Annual low29ºF
Precipitation24.93 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 24 | 11 | 1.27 |
| Feb | 26 | 13 | 1.06 |
| Mar | 31 | 16 | 0.78 |
| Apr | 40 | 26 | 0.85 |
| May | 51 | 37 | 1.17 |
| Jun | 59 | 44 | 1.33 |
| Jul | 63 | 49 | 2.88 |
| Aug | 61 | 49 | 4.16 |
| Sep | 54 | 42 | 4.56 |
| Oct | 41 | 29 | 3.22 |
| Nov | 30 | 19 | 2.13 |
| Dec | 27 | 15 | 1.52 |
- JanHigh 24ºFLow 11ºFPrecip 1.27 inch
- FebHigh 26ºFLow 13ºFPrecip 1.06 inch
- MarHigh 31ºFLow 16ºFPrecip 0.78 inch
- AprHigh 40ºFLow 26ºFPrecip 0.85 inch
- MayHigh 51ºFLow 37ºFPrecip 1.17 inch
- JunHigh 59ºFLow 44ºFPrecip 1.33 inch
- JulHigh 63ºFLow 49ºFPrecip 2.88 inch
- AugHigh 61ºFLow 49ºFPrecip 4.16 inch
- SepHigh 54ºFLow 42ºFPrecip 4.56 inch
- OctHigh 41ºFLow 29ºFPrecip 3.22 inch
- NovHigh 30ºFLow 19ºFPrecip 2.13 inch
- DecHigh 27ºFLow 15ºFPrecip 1.52 inch
Climate summary
What is the average weather in Iliamna, Alaska?
Iliamna experiences a subarctic climate, characterized by strong seasonal contrasts. Summers are cool, while winters are cold. The area receives moderate precipitation, with a distinct pattern of wetter fall months. Precipitation is spread relatively evenly throughout the year, with winter moisture often arriving as snow.
Iliamna weather averages
Annual high42ºF
Annual low29ºF
Precipitation24.93 inch
Daily normals Iliamna - Alaska - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 24.9 | 11.7 | 0.03 | 0.03 |
| Jan 2 | 24.8 | 11.5 | 0.07 | 0.07 |
| Jan 3 | 24.6 | 11.4 | 0.10 | 0.10 |
| Jan 4 | 24.5 | 11.2 | 0.13 | 0.13 |
| Jan 5 | 24.3 | 11.1 | 0.16 | 0.16 |
| Jan 6 | 24.2 | 11.0 | 0.19 | 0.19 |
| Jan 7 | 24.1 | 10.9 | 0.22 | 0.22 |
| Jan 8 | 24.0 | 10.8 | 0.26 | 0.26 |
| Jan 9 | 24.0 | 10.8 | 0.29 | 0.29 |
| Jan 10 | 23.9 | 10.8 | 0.32 | 0.32 |
| Jan 11 | 23.9 | 10.8 | 0.35 | 0.35 |
| Jan 12 | 23.9 | 10.8 | 0.38 | 0.38 |
| Jan 13 | 23.9 | 10.9 | 0.40 | 0.40 |
| Jan 14 | 23.9 | 10.9 | 0.43 | 0.43 |
| Jan 15 | 24.0 | 11.0 | 0.46 | 0.46 |
| Jan 16 | 24.1 | 11.2 | 0.49 | 0.49 |
| Jan 17 | 24.2 | 11.3 | 0.51 | 0.51 |
| Jan 18 | 24.3 | 11.4 | 0.54 | 0.54 |
| Jan 19 | 24.4 | 11.6 | 0.56 | 0.56 |
| Jan 20 | 24.6 | 11.8 | 0.59 | 0.59 |
| Jan 21 | 24.7 | 12.0 | 0.61 | 0.61 |
| Jan 22 | 24.9 | 12.2 | 0.64 | 0.64 |
| Jan 23 | 25.1 | 12.5 | 0.66 | 0.66 |
| Jan 24 | 25.3 | 12.7 | 0.69 | 0.69 |
| Jan 25 | 25.6 | 13.0 | 0.72 | 0.72 |
| Jan 26 | 25.8 | 13.2 | 0.75 | 0.75 |
| Jan 27 | 26.1 | 13.5 | 0.78 | 0.78 |
| Jan 28 | 26.3 | 13.8 | 0.81 | 0.81 |
| Jan 29 | 26.6 | 14.1 | 0.84 | 0.84 |
| Jan 30 | 26.8 | 14.3 | 0.87 | 0.87 |
| Jan 31 | 27.1 | 14.6 | 0.90 | 0.90 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Iliamna - November 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Nov 1 | 39.0 | 34.0 | 0.03 |
| Nov 2 | 44.1 | 34.0 | 0.04 |
| Nov 3 | 48.9 | 41.0 | 0.09 |
| Nov 4 | 43.0 | 37.0 | 0.13 |
| Nov 5 | 41.0 | 35.1 | 0.30 |
| Nov 6 | 35.1 | 27.0 | 0.00 |
| Nov 7 | – | – | – |
| Nov 8 | – | – | – |
| Nov 9 | – | – | – |
| Nov 10 | – | – | – |
| Nov 11 | – | – | – |
| Nov 12 | – | – | – |
| Nov 13 | – | – | – |
| Nov 14 | – | – | – |
| Nov 15 | – | – | – |
| Nov 16 | – | – | – |
| Nov 17 | – | – | – |
| Nov 18 | – | – | – |
| Nov 19 | – | – | – |
| Nov 20 | – | – | – |
| Nov 21 | – | – | – |
| Nov 22 | – | – | – |
| Nov 23 | – | – | – |
| Nov 24 | – | – | – |
| Nov 25 | – | – | – |
| Nov 26 | – | – | – |
| Nov 27 | – | – | – |
| Nov 28 | – | – | – |
| Nov 29 | – | – | – |
| Nov 30 | – | – | – |
The data for November 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature48.9ºF · Nov 3
- Lowest max temperature35.1ºF · Nov 6
- Highest min temperature41.0ºF · Nov 3
- Lowest min temperature27.0ºF · Nov 6
Geo Iliamna - Alaska
Location
- Country
- United States
- State
- Alaska
- County
- Lake and Peninsula
- City
- Iliamna
- Zip Code
- 99606
- Elevation
- 102 ft
- Longitude
- -154.91
- Latitude
- 59.75
- ICAO
- –
- IATA
- –