Hiroshima Weather in March

March marks the arrival of spring in Hiroshima, and is one of the most ideal months for travel throughout the year: The weather gradually warms up, offering mild and pleasant temperatures, though there is a noticeable difference between daytime and nighttime temperatures. Besides, the weather is mostly sunny with only a little rain and moderate humidity. Cherry blossoms begin to bloom and reach their peak in the second half of the month, creating an exceptionally charming atmosphere.

Temperature

In March, Hiroshima steps into spring, and the weather turns from cold to warm and mild gradually. In early March, the daily highest temperature is around 10-15°C (43-59°F), while by late March, it is usually above 20°C (68°F). As for the daily lowest temperature, it usually ranges from 5-15 degrees Celsius (41-59 degrees Fahrenheit) this month. When traveling, you should pay attention to the temperature difference between day and night and wear suitable clothes accordingly.

Visitors in Hiroshima in Warm March

Is the temperature condition stable in March? Not really. In fact, a significant temperature drop is highly likely to occur in the latter half of the month. For instance, from March 23 to 27, 2025, Hiroshima’s daily high temperature remained above 20°C (68°F), even peaking at 25°C (77°F) on March 27. However, over the following days, this figure suddenly plummeted to 14°C (57°F), then further to 7°C (45°F) - a shift from warm to distinctly chilly. So, always keep an eye on the weather forecast during your trip.

Rainfall

The rainfall of Hiroshima in March increases to a moderate level, about 129 mm on average. Specifically, Hiroshima experiences about 10 days with gentle and light rain or showers on average this month. Moreover, the rain usually stops quickly. So, you can actually expect many sunny moments for your Hiroshima trips in March and don’t need to worry about the influence of rain.

The moderate rainfall contributes to neither dry nor humid air this month, with an average humidity of 61%.

Sunny Hiroshima in March

Daylight Hours / Sunshine Hours

From the beginning to the end of the month, sunrise advances from around 06:39 to 05:59, while sunset extends from 18:06 to 18:30. Daylight hours increase from 11.3 hours to about 12.3 hours, So, compared with the first half month, the second half month provides ample time to comfortably visit attractions like Hiroshima Peace Memorial Park, Hiroshima Castle, Shukkeien Garden, and Miyajima Island without rushing to wrap up early.

Average daily sunshine lasts about 5.5-6 hours, providing ample light. However, when going out on sunny days, you need to take sun protection measures, as this month’s UV index can reach as high as 6.

One of the Best Months to Visit Hiroshima

In March, Hiroshima weather is neither too cold nor too hot, with few heavy rains and plenty of sunny days, perfect for both strolling through the city and hiking in the mountains. Daylight hours are rapidly increasing, making it ideal for sightseeing. More importantly, cherry blossoms in Hiroshima begin to bloom in the second half of March. By the end of the month, the blossoms reach full bloom, enveloping the entire city in a sea of pink flowers.

Crowds and Costs

During the first half of March, visitor numbers in Hiroshima remain relatively small, providing you with a quiet and leisurely atmosphere. Naturally, this also translates to significantly lower accommodation and airfare prices.

By the second half of March, as Sakura begin to bloom, visitor numbers surge rapidly, marking the start of Hiroshima’s peak season. Destinations that are not only worth-visiting themselves but also have stunning cherry blooms, like Miyajima Island, Hiroshima Peace Memorial Park, and Hiroshima Castle, become packed with crowds, especially on weekends. Simultaneously, you will find that hotels and flights are booking up quickly at significantly higher prices.

Crowded Sakura Season

What to Wear and Pack to Visit Hiroshima in March

Tops: In early March, clothing like leather jackets, 3-in-1 jackets, or wool overcoats with long-sleeve T-shirts, thin knitwear, or thin sweaters inside should be fine. In late March, the temperature increases, so clothes like windbreakers, trench coats, or baseball jackets with long-sleeve T-shirts or wool sweaters are enough. Besides, you can prepare pink, white, or blue clothes because these colors are more harmonious with cherry blossoms when taking pictures.

Bottoms: You may need jeans and sweatpants. In the first half of March, you are recommended to add thin thermal pants.

Shoes: Since you may walk for a long period of time, comfortable shoes like sneakers and walking shoes are needed. Please remember to bring relatively thick ones. Apart from that, boots are also good choices.

Accessories:

1. A mask is needed if you are sensitive to pollen.
2. Try Kimonos in March with the warm climate of Hiroshima and beautiful cherry blossoms.

A Visitor Dressed in Traditional Japanese Clothes in Shukkei-en

A Visitor in Kimono in March

Must-See Highlights of March Trips to Hiroshima

1. Cherry Blossoms

Late March is the best time to visit the cherry blossoms in Hiroshima. At this time, the whole of Hiroshima is decorated with dreamy pink cherry blossoms. Here are some great places to see the blossoms in Hiroshima:

(1) Miyajima Island: There are more than a thousand cherry blossom trees that bloom endlessly along the road. Many tourists visit there to admire the pink cherry blossoms with the blue sea and red torii gates standing over the water as the background.
(2) Hiroshima Peace Memorial Park: Along the riverbanks within the park, cherry blossoms stretch endlessly, creating a unique scene with the solemn monument.
(3) Hiroshima Castle: It is a recommended site to visit the Sakura together with the magnificent keep, a typical Japanese-style building.
(4) Shukkei-en Garden: If you are interested in viewing both cherry blossoms and Japanese gardens, it is undoubtedly the best spot for you.
(5) Hijiyama Park: You can see more than 1,300 cherry blossom trees here.

In 2026, the best time to see Sakura will fall on about March 21-30. You may also want to read: Japan Cherry Blossom Dates Forecast in 2026; Best Sakura Months in Japan. Besides, all five of these places light up the cherry blossoms at night during the cherry blossom season.

Our guest Taking Photos of Cherry Blossoms in March

Cherry Blossoms of Hiroshima

2. Plum Blossoms

In addition to cherry blossoms, plum blossoms also spread everywhere in Hiroshima. Typically, you can see these flowers throughout the month. The most recommended spot to see them in Hiroshima is Shukkei-en Garden, where about 110 plum trees of about 20 varieties bloom with deep pink and white flowers.

3. Doll’s Festival / Hinamatsuri

This is a traditional festival celebrated nationwide in Japan on March 3, centered around praying for the healthy growth of girls in the family. During this time, places like Shukkeien Garden, Hiroshima Castle, Hiroshima City Museum, and Itsukushima Shrine will show Hina dolls in concentrated displays.

Displays of the Doll’s Festival

Tips for Trips to Hiroshima in March

1. For trips to Hiroshima in the second half of March, you are recommended to try to arrange your visit during weekdays, since weekends will see more crowded tourists and longer lines in famous attractions. Besides, remember to book air tickets, hotels, and famous restaurants in advance.
2. The existing keep of Hiroshima Castle will be permanently closed after March 22, 2026, due to seismic safety concerns. If you wish to visit it, be sure to go there before March 22.