Northway weather by month
What a typical year looks like in Northway, Alaska: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Northway Airport, 21 km from Northway; records cover 1942–2026.
The year at a glance
- Precipitation a year
- 11.3 in286 mm
- Snow a year
- 43 in109 cm
- Last spring freeze
- May 22
- First fall freeze
- Aug 30
- Heating degree days
- 14,677
- Cooling degree days
- 19
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −49°−45° (heating, 99%) and 82°28° (cooling, 1%).
Month by month
Northway in January
Highs average −4°−20° and lows −22°−30°, with 0.31 in7.9 mm of precipitation and 6 in16 cm of snow in a typical January.
- Record high
- 43°6° (2009)
- Record low
- −72°−58° (1952)
- Heating degree days
- 2427
- Cooling degree days
- 0
Northway in February
Highs average 8°−13° and lows −16°−27°, with 0.24 in6.1 mm of precipitation and 5 in13 cm of snow in a typical February.
- Record high
- 48°9° (1943)
- Record low
- −71°−57° (1979)
- Heating degree days
- 1932
- Cooling degree days
- 0
Northway in March
Highs average 25°−4° and lows −8°−22°, with 0.15 in3.8 mm of precipitation and 4 in9 cm of snow in a typical March.
- Record high
- 56°13° (2016)
- Record low
- −56°−49° (1956)
- Heating degree days
- 1759
- Cooling degree days
- 0
Northway in April
Highs average 45°7° and lows 17°−8°, with 0.22 in5.6 mm of precipitation and 1.2 in3 cm of snow in a typical April.
- Record high
- 74°23° (2003)
- Record low
- −42°−41° (1944)
- Heating degree days
- 1017
- Cooling degree days
- 0
Northway in May
Highs average 61°16° and lows 34°1°, with 0.98 in25 mm of precipitation and 1.8 in4.6 cm of snow in a typical May.
- Record high
- 88°31° (1947)
- Record low
- 2°−17° (1964)
- Heating degree days
- 550
- Cooling degree days
- 0
Northway in June
Highs average 70°21° and lows 45°7°, with 2.3 in57 mm of precipitation in a typical June.
- Record high
- 92°33° (2019)
- Record low
- 25°−4° (2006)
- Heating degree days
- 243
- Cooling degree days
- 8
Northway in July
Highs average 72°22° and lows 48°9°, with 2.9 in74 mm of precipitation in a typical July.
- Record high
- 88°31° (1955)
- Record low
- 32°0° (1981)
- Heating degree days
- 166
- Cooling degree days
- 8
Northway in August
Highs average 67°19° and lows 44°6°, with 1.8 in45 mm of precipitation in a typical August.
- Record high
- 89°32° (2024)
- Record low
- 12°−11° (1987)
- Heating degree days
- 313
- Cooling degree days
- 3
Northway in September
Highs average 55°13° and lows 32°0°, with 1.1 in27 mm of precipitation and 1.9 in4.8 cm of snow in a typical September.
- Record high
- 80°27° (2025)
- Record low
- −6°−21° (1983)
- Heating degree days
- 654
- Cooling degree days
- 0
Northway in OctoberThis month
Highs average 32°0° and lows 14°−10°, with 0.53 in13 mm of precipitation and 6 in15 cm of snow in a typical October.
- Record high
- 68°20° (2003)
- Record low
- −36°−38° (1975)
- Heating degree days
- 1297
- Cooling degree days
- 0
Northway in November
Highs average 8°−13° and lows −9°−23°, with 0.51 in13 mm of precipitation and 10 in25 cm of snow in a typical November.
- Record high
- 42°6° (1979)
- Record low
- −55°−48° (1948)
- Heating degree days
- 1969
- Cooling degree days
- 0
Northway in December
Highs average −2°−19° and lows −19°−28°, with 0.3 in7.6 mm of precipitation and 7 in18 cm of snow in a typical December.
- Record high
- 51°11° (1999)
- Record low
- −64°−53° (1956)
- Heating degree days
- 2350
- Cooling degree days
- 0