Hiroshima Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Hiroshima, Japan in January.

Thinking about venturing to Hiroshima, Japan this January and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Hiroshima in January

Hiroshima, Japan is a region in Japan. January in Hiroshima generally has cold temperatures, with moderate precipitation. It's the height of winter.

Temperatures

You can expect cold maximum daytime temperatures of around 10°C (50°F) and nighttime temperatures around 2°C (36°F) in Hiroshima. Typically, it's the chilliest month of the year. Making it a great time for staying indoors and enjoying the warmth. Make sure you're prepared by packing the right winter outfits.

For a closer look at conditions across Hiroshima, Japan, refer to the map below.

Precipitation

In January, precipitation varies across different areas. From moderate rainfall in Fukuyama with an average of 50 mm (2 in) to moderate rainfall in Hiroshima with 63 mm (2.5 in). In Hiroshima, this particular month consistently records the lowest levels of rainfall, making it the driest period throughout the entire year.

Average sunshine

Sunshine amounts are decent in most places. Hiroshima gets approximately 137 hours of sunlight in January, offering a reasonable amount of both bright and cloudy periods. Curious about sunnier destinations? Our weather planner makes it easy to find places worldwide with pleasant weather.

Explore Hiroshima by month

Pick a month to see the average temperature, rainfall and sunshine in Hiroshima — and find the best time to visit. (based on Hiroshima)

Best Places to Visit in Hiroshima in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Hiroshima.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Hiroshima

What is the weather like in January for some of the most popular destinations in Hiroshima, Japan?

Temperature range in Hiroshima (January)

Precipitation variation in Hiroshima (January)

Hiroshima

In January Hiroshima generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 2°C (36°F) and moderate monthly rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
12°C (54°F)
10°C (50°F)
11°C (52°F)
Min temperature
4°C (39°F)
2°C (36°F)
2°C (36°F)
Monthly sun hours
142 hours
137 hours
142 hours
Monthly rainfall
59 mm (2.3 in)
54 mm (2.1 in)
71 mm (2.8 in)
Monthly rainy days
15 days
17 days
17 days
Weather conditions

Miyajima

In January Miyajima generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 2°C (36°F) and moderate monthly rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
12°C (54°F)
10°C (50°F)
11°C (52°F)
Min temperature
4°C (39°F)
2°C (36°F)
2°C (36°F)
Monthly sun hours
142 hours
137 hours
142 hours
Monthly rainfall
67 mm (2.6 in)
60 mm (2.4 in)
83 mm (3.3 in)
Monthly rainy days
15 days
18 days
17 days
Weather conditions

Onomichi

In January Onomichi generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

December
January
February
Max temperature
13°C (55°F)
11°C (52°F)
11°C (52°F)
Min temperature
5°C (41°F)
3°C (37°F)
3°C (37°F)
Monthly sun hours
142 hours
137 hours
142 hours
Monthly rainfall
59 mm (2.3 in)
56 mm (2.2 in)
71 mm (2.8 in)
Monthly rainy days
13 days
16 days
16 days
Weather conditions

Fukuyama

In January Fukuyama generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

December
January
February
Max temperature
13°C (55°F)
11°C (52°F)
12°C (54°F)
Min temperature
5°C (41°F)
3°C (37°F)
3°C (37°F)
Monthly sun hours
142 hours
137 hours
142 hours
Monthly rainfall
53 mm (2.1 in)
50 mm (2 in)
67 mm (2.6 in)
Monthly rainy days
13 days
16 days
16 days
Weather conditions

Higashihiroshima

In January Higashihiroshima generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 2°C (36°F) and moderate monthly rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
12°C (54°F)
10°C (50°F)
11°C (52°F)
Min temperature
4°C (39°F)
2°C (36°F)
2°C (36°F)
Monthly sun hours
142 hours
137 hours
142 hours
Monthly rainfall
61 mm (2.4 in)
55 mm (2.2 in)
74 mm (2.9 in)
Monthly rainy days
15 days
18 days
18 days
Weather conditions

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

In our records: Japan January extremes

Notable January records observed across cities in Japan in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest January daytime high in Japan was -15°C (5°F) in Mount Fuji on January 18, 2004.

Popular cities in January

Day & night temperatures, rainfall and average weather in Hiroshima in January.

City Weather Day temp Night temp Rainfall
Hiroshima 10°C (50°F) 2°C (36°F) 54 mm (2.1 in)
Miyajima 10°C (50°F) 2°C (36°F) 60 mm (2.4 in)
Onomichi 11°C (52°F) 3°C (37°F) 56 mm (2.2 in)
Fukuyama 11°C (52°F) 3°C (37°F) 50 mm (2 in)
Higashihiroshima 10°C (50°F) 2°C (36°F) 55 mm (2.2 in)
Kure 10°C (50°F) 5°C (41°F) 60 mm (2.4 in)

Hiroshima weather in January: frequently asked questions

What is the weather like in Hiroshima, Japan in January?

In January, Hiroshima, Japan generally has poor weather conditions. Hiroshima sees daytime temperatures near 10°C (50°F), with nights cooling to roughly 2°C (36°F).

What is the average temperature in Hiroshima, Japan in January?

Hiroshima averages a daytime maximum of 10°C (50°F) in January, with overnight lows close to 2°C (36°F).

Does Hiroshima, Japan get a lot of rain in January?

Not particularly. Hiroshima averages just 54 mm (2.1 in) of rain in January, making it a mostly dry month for Hiroshima, Japan.

Is January a Good Time to Visit Hiroshima, Japan?

Given the typically poor weather conditions in Hiroshima, January may not be the ideal time to visit Hiroshima, Japan.

On average, the best time to visit Hiroshima, Japan is in April, May, September, October and November with generally pleasant weather in Hiroshima. On the other hand, the weather in January and July tend to be poor.

Interested in more climate information?

We have much more information about the climate in Hiroshima.

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.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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