ClimateForecastJanuaryFebruary >>

Gunma weather in January

Are you planning a trip to Gunma in January and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Gunma in January?

Gunma is a region in Japan. January in Gunma generally has temperatures that range from very cold to cold, with precipitation levels ranging from moderate to high. January is a winter month.

Based on our climate data spanning from 1990-2020, the average maximum temperature is very cold in Katashina at 1°C to cold in Ota at 9°C. Nighttime temperatures generally drop to -1°C in Ota and -7°C in Katashina. In general, this month stands out as the coldest period throughout the year. Given the lower temperatures, it's essential to be well-prepared. Packing the right winter clothing and necessary accessories can make a significant difference in ensuring your comfort and well-being during this chilly season.

In January, precipitation varies across different areas. From moderate snow/rainfall in Ota with an average of 59 mm to high snow/rainfall in Kusatsu with 114 mm. The city Minakami usually sees around 192 hours of sunlight, indicating many sunny days.

To learn more about the conditions in specific areas of Gunma in January, check out the map below. For more details on the yearly weather, visit our Gunma climate page.

Where to go in Gunma in January

Find the average weather conditions in January for the most popular destinations in Gunma on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Gunma

What is the weather like in January for the 5 most popular destinations in Gunma?

Average weather in Minakami

In January Minakami generally has low temperatures with maximum daytime temperatures around 3°C, minimum nighttime temperatures around -5°C and high monthly snow/rainfall. So on average the conditions are poor that month.

Minakami
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
6°C 
-2°C 
186 hours 
95 mm 
17 days 
poor 
3°C 
-5°C 
192 hours 
109 mm 
19 days 
poor 
4°C 
-5°C 
177 hours 
108 mm 
18 days 
poor 
Climate in Minakami

Average weather in Kusatsu

In January Kusatsu generally has low temperatures with maximum daytime temperatures around 2°C, minimum nighttime temperatures around -6°C and high monthly snow/rainfall. So on average the conditions are poor that month.

Kusatsu
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
5°C 
-3°C 
137 hours 
101 mm 
19 days 
poor 
2°C 
-6°C 
128 hours 
114 mm 
22 days 
poor 
3°C 
-6°C 
130 hours 
112 mm 
21 days 
poor 
Climate in Kusatsu

Average weather in Shibukawa

In January Shibukawa generally has low temperatures with maximum daytime temperatures around 6°C, minimum nighttime temperatures around -3°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.

Shibukawa
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
9°C 
0°C 
186 hours 
69 mm 
13 days 
poor 
6°C 
-3°C 
192 hours 
81 mm 
15 days 
poor 
7°C 
-3°C 
177 hours 
88 mm 
15 days 
poor 
Climate in Shibukawa

Average weather in Takasaki

In January Takasaki generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around -1°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.

Takasaki
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
11°C 
2°C 
186 hours 
65 mm 
9 days 
8°C 
-1°C 
192 hours 
75 mm 
10 days 
poor 
9°C 
-1°C 
177 hours 
87 mm 
12 days 
poor 
Climate in Takasaki

Average weather in Tsumagoi

In January Tsumagoi generally has low temperatures with maximum daytime temperatures around 3°C, minimum nighttime temperatures around -6°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.

Tsumagoi
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly snow/rainfall precipitationSnow/rainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
6°C 
-3°C 
137 hours 
83 mm 
18 days 
poor 
3°C 
-6°C 
128 hours 
94 mm 
21 days 
poor 
4°C 
-6°C 
130 hours 
97 mm 
20 days 
poor 
Climate in Tsumagoi

Is your destination not in the list? Have a look at other destinations in Gunma, in Japan.

Is January the best time to visit Gunma?

In our opinion, January may not be the ideal time to visit Gunma due to the typically poor weather in Minakami.

On average, the best time to visit Gunma is in May, June and August with generally pleasant weather in Minakami. On the other hand, the weather in January, February, March and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Gunma. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

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