Farewell Lake, Alaska climate: Climate normals at a NOAA weather station
Farewell Lake's normal year runs from −12°F January nights to 70°F July afternoons. (NOAA 1991-2020 normals)
In metric: a yearly mean of −1.2°C, January lows of −25°C, July highs of 21°C.
- NOAA stationFarewell Lake
- Station IDUSC00503009
- Location62.54°N 153.62°W
- Elevation1,060 ft (323 m)
On October 23, the normal high in Farewell Lake is 34°F and the normal low 14°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Farewell Lake.
- Jan 9° -12°
- Feb 21° -3°
- Mar 28° 0°
- Apr 45° 22°
- May 59° 34°
- Jun 68° 43°
- Jul 70° 48°
- Aug 65° 45°
- Sep 56° 35°
- Oct 38° 19°
- Nov 20° 0°
- Dec 13° -7°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Farewell Lake each month?
July is the warmest month, with normal highs of 70°F; January the coldest, with normal lows of −12°F.
| Month | High | Low | Mean | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|
| January | 9°F | −12°F | -1.8°F | – | <1 | 30 | 5 h 50 min |
| February | 21°F | −3°F | 9.0°F | – | <1 | 27 | 8 h 50 min |
| March | 28°F | 0°F | 14.2°F | – | <1 | 30 | 11 h 40 min |
| April | 45°F | 22°F | 33.2°F | – | <1 | 24 | 14 h 50 min |
| May | 59°F | 34°F | 46.2°F | – | <1 | 13 | 17 h 50 min |
| June | 68°F | 43°F | 55.1°F | – | <1 | 1 | 20 h |
| July | 70°F | 48°F | 58.9°F | – | <1 | <1 | 19 h |
| August | 65°F | 45°F | 54.7°F | – | <1 | 2 | 16 h 10 min |
| September | 56°F | 35°F | 45.5°F | – | <1 | 14 | 13 h 10 min |
| October | 38°F | 19°F | 28.7°F | – | <1 | 26 | 10 h 10 min |
| November | 20°F | 0°F | 10.3°F | – | <1 | 30 | 7 h |
| December | 13°F | −7°F | 3.1°F | – | <1 | 30 | 5 h |
| Year (annual) | 41°F | 19°F | 29.8°F | – | <1 | 227 |
The same normals in °C and millimetres
| Month | High | Low | Mean |
|---|---|---|---|
| January | −13°C | −25°C | −18.8°C |
| February | −6°C | −19°C | −12.8°C |
| March | −2°C | −18°C | −9.9°C |
| April | 7°C | −6°C | 0.7°C |
| May | 15°C | 1°C | 7.9°C |
| June | 20°C | 6°C | 12.8°C |
| July | 21°C | 9°C | 14.9°C |
| August | 18°C | 7°C | 12.6°C |
| September | 13°C | 2°C | 7.5°C |
| October | 3°C | −7°C | −1.8°C |
| November | −6°C | −18°C | −12.1°C |
| December | −11°C | −22°C | −16.1°C |
NOAA publishes no 1991-2020 snowfall normal for this station, and no record within 25 miles keeps one, so snow is left out here rather than estimated.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00503009; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at Farewell Lake?
Normal highs sit between 65°F and 85°F in June, July and August.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00503009.
When is the last frost at Farewell Lake?
In Farewell Lake, the last spring frost (32°F) comes after May 30 in half of years and after June 15 in one year in ten; the first autumn frost comes before September 5 in half of years and before August 22 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 301 year in 10 after June 15; 9 in 10 after May 12
- First autumn frost, half of years before
- September 51 year in 10 before August 22; 9 in 10 before September 24
NOAA puts the median frost-free season at 97 days, and the season without a hard freeze (28°F) at 123 days.
A hard freeze (28°F) comes after May 15 in half of springs and before September 18 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Farewell Lake in zone 2b in ZIP code 99691, the nearest ZIP area.
Frost dates for every NOAA station in Alaska · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00503009; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at Farewell Lake?
In a normal year in Farewell Lake, a 90°F day is rare and 227 nights fall to 32°F or colder.
- Days at 90°F or more
- fewer than 1a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 227a normal year
- Days that stay below freezing
- 123high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00503009.
How sunny is it at Farewell Lake?
Over a year 63% of the sunlight that would reach the ground under clear skies gets through the clouds at Farewell Lake, 2.4 kWh per square metre a day. March is the sunniest month (74%) and October the cloudiest (53%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 60% | 0.2 |
| February | 60% | 0.8 |
| March | 74% | 2.5 |
| April | 71% | 4.0 |
| May | 66% | 4.8 |
| June | 63% | 5.1 |
| July | 60% | 4.5 |
| August | 60% | 3.5 |
| September | 59% | 2.3 |
| October | 53% | 1.0 |
| November | 56% | 0.3 |
| December | 61% | 0.1 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does Farewell Lake record?
A normal year at Farewell Lake brings 12,839 heating degree days, 2.4 times the median U.S. place (5,373), and 12 cooling degree days, 99% fewer than the median (908). Eleven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 682 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 2,071 | 0 |
| February | 1,568 | 0 |
| March | 1,575 | 0 |
| April | 956 | 0 |
| May | 583 | 0 |
| June | 301 | 4 |
| July | 192 | 5 |
| August | 321 | 3 |
| September | 585 | 0 |
| October | 1,125 | 0 |
| November | 1,643 | 0 |
| December | 1,921 | 0 |
| Year (annual) | 12,839 | 12 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00503009. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Farewell Lake's climate compare?
Farewell Lake is warmer than 33 of the 85 places with their own NOAA record in Alaska. Across the 7,247 U.S. stations with normals, its annual mean of 29.8°F is warmer than 1%.
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers.
Questions about Farewell Lake's climate
What is the coldest month at Farewell Lake?
January, with a normal high of 9°F and a normal low of −12°F. The warmest is July (70°F by day, 48°F at night).
What plant hardiness zone is Farewell Lake in?
The USDA's 2023 map puts Farewell Lake in zone 2b in ZIP code 99691, the nearest ZIP area.
How late can frost come at Farewell Lake?
In half of years the last 32°F night comes after May 30; in one year in ten it comes after June 15. Waiting until June 15 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Alaska climateThe statewide normals and every place in the state
- Puntilla, AK42 miles from this station, 30.1°F a year
- Hayes River, AK63 miles from this station, 34.4°F a year
- McGrath, AK69 miles from this station, 28.9°F a year
- Skwentna, AK86 miles from this station, 34.5°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made