Aomori in January: weather, what to wear and what's on

Averages for 1991–2020 at the JMA's Aomori station (3 m above sea level).

High

1.8°C (35°F)

Low

−3.5°C (26°F)

Precipitation

139.9 mm

Wet days

21.9 days

Sunshine

48 hours

Snow on ground

30.7 days

• Highs are 2.7°C below December and 0.9°C below February.
• That is 13.1°C below Aomori's yearly average high of 14.9°C.
• Of our 34 places with temperature records, Aomori is the 4th coldest in January: 0.1°C cooler than Nasu and 0.9°C warmer than Hakodate.
• January is Aomori's 3rd wettest month (139.9 mm).
• Of our 35 places, Aomori has the 6th highest precipitation in January: 41.0 mm less than Niigata and 1.1 mm more than Miyakojima.
• Rain or snow of 1 mm or more falls on 21.9 days, and 10 mm or more on 4.4 days.
• The temperature drops below 0°C on 28.7 nights.
• On 8.2 days it stays below 0°C all day.
• 195 cm of snow falls in an average January; snow lies on the ground on 30.7 days.
• The sun is out for 40% or more of the possible hours on 4.2 days, and 6.7 days have under 0.1 hours of sunshine.
• On 15 January 2027 the sun rises at 6:59 and sets at 16:33 in Aomori, giving 9 hours 34 minutes of daylight (NAOJ).

Average temperature

−0.9°C (30°F)

Humidity

78%

Deepest snow (average of each year's deepest)

83 cm

Early, mid and late January

By the last ten days of January the average high in Aomori is 0.5°C lower than in the first ten.

By ten-day totals, 1–10 January is the wettest (50.1 mm) and 11–20 January the driest (44.1 mm).

Is Aomori cold in January?

Yes, it is very cold. Aomori averages 1.8°C (35°F) by day and −3.5°C (26°F) at night in January. 11–20 January is the coldest stretch of the year, with highs of 1.6°C.

Freezing: highs around 1.8°C

• A heavy winter coat (down or similar), thermal underwear, a hat, gloves and a scarf.
• Gloves and a hat for mornings and nights: the temperature drops below 0°C on 28.7 nights.
• A waterproof jacket with a hood: rain or snow falls on 21.9 days.

Shoes

• Waterproof boots with good grip: snow lies on the ground on 30.7 days (deepest 83 cm on average).

Pack

• Waterproof jacket with a hood
• Gloves and a warm hat
• Thermal underwear
• Scarf
• Waterproof boots with grip

• Our clothing rules

National holidays in January 2027:

• Fri 1 January — New Year's Day
• Mon 11 January — Coming of Age Day

• Fri 1 January to Sun 3 January: 3 days off in a row
• Sat 9 January to Mon 11 January: 3 days off in a row

In January 2025, hotels and inns across Aomori Prefecture were 44.6% full on average (the quietest month of the year). Foreign guests spent 48,930 nights there that month (Japan Tourism Agency). That compares with 52.8% in December and 51.8% in February.

• Japan in January: visitor numbers and busy travel days
• Holidays in January
• Year-end and New Year holidays