3.1 /10
Poor

January is a poor month in Nagoya

Climate Overview

Nagoya, Japan in January has cold conditions, with highs averaging around 8.7°C (48°F). Sea temperature stays cool at 8.4°C (47°F).

This month falls at the middle of Winter. Cold conditions dominate the month.

Temperatures remain fairly steady throughout January, with daily highs around 9°C (48°F).

Rainfall is heaviest during the last third of the month, while the first third tends to be drier.

Expect around 8.3h of sunshine at the start of January, decreasing to 7.8h by the end.

The warmest days tend to fall around the 2th, averaging 9.3°C (49°F).

Compared to December, this month is about 2°C cooler with 0 fewer rainy days.

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LIVE Air Quality

Monthly January Averages

Temperature
9°C / 0°C
Feels Like
5°C / -4°C
Rain
5 days · 43 mm
Sunshine
7.8h / day
Humidity
71% — Humid
Wind
17 km/h
Wind Direction
NW (324°)
Gusts
34 km/h
Daylight
10.1 h
Cloud Cover
42%
Clear Sky Days
6.2
UV Index
3.3 — Moderate
Sea Temperature
8°C
Dew Point
0°C — Dry
Moon Phase
First Quarter · 46%
Snow Days
1 days · 0.5 cm
Frost Days
18 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

16°C 12°C 8°C 4°C 0°C -4°C -8°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 151015202531
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202531
Sunshine

Daily Wind Speed

0 5 10 15 20 25 151015202531
Wind Speed
Sun Position
Sunrise 07:02
Daylight 10h
Sunset 17:04

What to Expect

Cold daytime highs of 9°C (48°F) mean shorter outdoor excursions with warming breaks.

Rain is uncommon in this month, so most days stay dry from morning through evening.

Recent yearly records for January have stayed close to the long-run average.

Compare Months

January
Poor
Temp
9°C / 0°C
Feels Like
5°C / -4°C
Rain
5days (43 mm) Good
Sun
7.8h Good
Humidity
71% Muggy
UV
3.3 Moderate
Snow Days
1days
February
Poor
Temp
10°C / 0°C
Feels Like
6°C / -3°C
Rain
6days (61 mm) Good
Sun
8.2h Good
Humidity
69% Muggy
UV
4.2 Moderate
Snow Days
1days
March
Fair
Temp
14°C / 4°C
Feels Like
12°C / 1°C
Rain
10days (116 mm) Wet
Sun
8.3h Good
Humidity
70% Muggy
UV
4.8 Moderate
April
Good
Temp
19°C / 9°C
Feels Like
18°C / 7°C
Rain
10days (141 mm) Wet
Sun
8.9h Good
Humidity
72% Muggy
UV
5.7 High
May best
Excellent
Temp
23°C / 14°C
Feels Like
24°C / 14°C
Rain
10days (166 mm) Wet
Sun
9h Good
Humidity
75% Muggy
UV
6 High
June best
Excellent
Temp
26°C / 19°C
Feels Like
29°C / 20°C
Rain
15days (198 mm) Wet
Sun
8.7h Good
Humidity
79% Humid
UV
6.4 High
July
Wet
Temp
30°C / 23°C
Feels Like
35°C / 27°C
Rain
16days (216 mm) Wet
Sun
8.9h Good
Humidity
83% Humid
UV
7.5 Very High
August
Poor
Temp
32°C / 24°C
Feels Like
36°C / 29°C
Rain
14days (152 mm) Wet
Sun
9.9h Good
Humidity
80% Humid
UV
7.1 Very High
September
Good
Temp
28°C / 21°C
Feels Like
31°C / 24°C
Rain
15days (170 mm) Wet
Sun
8.3h Good
Humidity
82% Humid
UV
6.3 High
October best
Excellent
Temp
22°C / 14°C
Feels Like
23°C / 14°C
Rain
11days (156 mm) Wet
Sun
7.4h Good
Humidity
79% Humid
UV
4.3 Moderate
November best
Good
Temp
17°C / 7°C
Feels Like
15°C / 5°C
Rain
7days (71 mm) Good
Sun
7.6h Good
Humidity
76% Humid
UV
3.6 Moderate
December
Fair
Temp
11°C / 2°C
Feels Like
8°C / -1°C
Rain
5days (45 mm) Good
Sun
7.6h Good
Humidity
74% Muggy
UV
3 Moderate
Snow Days
1days
Month Temp Feels Like Rain Sun Humidity UV Status Details
January 9°C / 0°C 5°C / -4°C 5days (43 mm) Good 7.8h Good 71% Muggy 3.3 Moderate Poor View Details
February 10°C / 0°C 6°C / -3°C 6days (61 mm) Good 8.2h Good 69% Muggy 4.2 Moderate Poor View Details
March 14°C / 4°C 12°C / 1°C 10days (116 mm) Wet 8.3h Good 70% Muggy 4.8 Moderate Fair View Details
April 19°C / 9°C 18°C / 7°C 10days (141 mm) Wet 8.9h Good 72% Muggy 5.7 High Good View Details
May best 23°C / 14°C 24°C / 14°C 10days (166 mm) Wet 9h Good 75% Muggy 6 High Excellent View Details
June best 26°C / 19°C 29°C / 20°C 15days (198 mm) Wet 8.7h Good 79% Humid 6.4 High Excellent View Details
July 30°C / 23°C 35°C / 27°C 16days (216 mm) Wet 8.9h Good 83% Humid 7.5 Very High Wet View Details
August 32°C / 24°C 36°C / 29°C 14days (152 mm) Wet 9.9h Good 80% Humid 7.1 Very High Poor View Details
September 28°C / 21°C 31°C / 24°C 15days (170 mm) Wet 8.3h Good 82% Humid 6.3 High Good View Details
October best 22°C / 14°C 23°C / 14°C 11days (156 mm) Wet 7.4h Good 79% Humid 4.3 Moderate Excellent View Details
November best 17°C / 7°C 15°C / 5°C 7days (71 mm) Good 7.6h Good 76% Humid 3.6 Moderate Good View Details
December 11°C / 2°C 8°C / -1°C 5days (45 mm) Good 7.6h Good 74% Muggy 3 Moderate Fair View Details

What to Wear

Full winter gear is a must — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots.

Packing List

Warm coatThermal base layersScarf & glovesComfortable walking shoes

Frequently Asked Questions

January is typically poor for visiting Nagoya, with average highs of 9°C (48°F) and around 5 rainy days. Nagoya, Japan in January has cold conditions, with highs averaging around 8.7°C (48°F). Sea temperature stays cool at 8.
Nagoya typically sees around 5 rainy days in January with 43 mm (1.7 in) of total rainfall. An umbrella should suffice.
Yes, nights in Nagoya during January are cold, averaging 0°C (32°F). Pack warm layers and a coat for evenings.
With highs of 9°C (48°F) and lows of 0°C (32°F) in January, we recommend: Warm coat, Thermal base layers, Scarf & gloves, Comfortable walking shoes. Comfortable walking shoes are essential.
January is not the most favourable month weather-wise in Nagoya. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Nagoya during January is 3 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Nagoya gets approximately 10 hours of daylight per day in January, with around 8 hours of sunshine.
Yes, Nagoya typically sees around 1 snow days in January with roughly 1 cm (0 in) of snowfall.

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