Hiroshima in April: weather, what to wear and events

Hiroshima weather in April

Averages for 1991–2020 at the JMA's Hiroshima station (4 m above sea level).

High: 19.8°C (68°F)
Low: 10.1°C (50°F)
Precipitation: 141.0 mm
Wet days: 8.8 days
Sunshine: 192 hours

Highs rise 5.3°C from March and climb another 4.6°C into May.

That is 1.3°C below Hiroshima's yearly average high of 21.1°C.

Of our 14 places with temperature records, Hiroshima is the 6th warmest in April: 0.1°C cooler than Fukuoka and level with Nara.

April is Hiroshima's 5th wettest month (141.0 mm).

Of our 15 places, Hiroshima has the 5th highest precipitation in April: 2.9 mm less than Kanazawa and 7.3 mm more than Tokyo.

Rain of 1 mm or more falls on 8.8 days, and 10 mm or more on 4.6 days.

Rain of 30 mm or more in one day falls on 1.7 days.

The sun is out for 40% or more of the possible hours on 18.2 days, and 4.5 days have under 0.1 hours of sunshine.

By the JMA's cloud records, 3.5 days are clear and 10.1 are overcast.

On 15 April 2027 the sun rises at 5:40 and sets at 18:42 in Hiroshima, giving 13 hours 2 minutes of daylight (NAOJ).

Average temperature: 14.8°C (59°F)
Humidity: 61%
Days of 25°C or more: 1.3 days

Early, mid and late April

Hiroshima in April by ten-day period: averages for 1991–2020 (JMA)
Days	High	Low	Precipitation
1–10 April	18.1°C	8.4°C	46.0 mm
11–20 April	19.8°C	10.2°C	50.3 mm
21–30 April	21.4°C	11.7°C	44.7 mm

By the last ten days of April the average high in Hiroshima is 3.3°C higher than in the first ten.

By ten-day totals, 11–20 April is the wettest (50.3 mm) and 21–30 April the driest (44.7 mm).

What to wear in Hiroshima in April

Cool: highs around 19.8°C

Long sleeves with a light jacket or sweater.
Layers you can take off: afternoons are 9.7°C warmer than early mornings on average.
A folding umbrella: rain falls on 8.8 days.

Pack

Folding umbrella

Our clothing rules

Flowers and autumn colour in Hiroshima in April

Cherry blossom

The JMA's sample cherry tree in Hiroshima opens around 25 March and is in full bloom around 3 April in an average year (1991–2020). In 2026 it opened on 19 March and was in full bloom on 30 March.

Dates are for one sample tree at or near the JMA observatory, not for every park in the city.

April records in Hiroshima

The extremes the JMA has measured in April at its Hiroshima station.

Hottest April day: 29.0°C (84°F) on 22 April 2004 (records since 1879)
Coldest April night: −1.4°C (29°F) on 6 April 1925 (records since 1879); also on 3 April 1884
Wettest April day: 108.6 mm on 25 April 1904 (records since 1879)

Holidays and crowds in April

National holidays in April 2027:

Thu 29 April — Showa Day

In April 2025, hotels and inns across Hiroshima Prefecture were 67.5% full on average (4th busiest of 12 months). Foreign guests spent 288,570 nights there that month (Japan Tourism Agency). That compares with 64.1% in March and 67.5% in May.

What's on in Hiroshima in April

Events in Hiroshima in April: dates from each organizer's official page
Event	When	Where and what
Tokasai (Peach Blossom Festival), Itsukushima Shrine桃花祭（嚴島神社）	Every year on 15 April, from 17:00	Itsukushima Shrine, Miyajima. A shrine festival at which bugaku court dance is offered at the shrine. One of the dances offers peach blossoms to the deity. The shrine asks visitors not to use tripods inside the shrine buildings and not to use flash in front of the Takabutai stage. Official page
Tokasai Goshino (Noh offering), Itsukushima Shrine桃花祭御神能（嚴島神社）	Every year from 16 to 18 April, about 09:00 to 16:00	Noh stage, Itsukushima Shrine, Miyajima. Noh and kyogen performances are offered on the shrine's Noh stage: Kita school on 16 and 18 April and Kanze school on 17 April. Temporary stand seating is set up and may be used freely. Admission is the 300 yen Itsukushima Shrine entry fee. Reservations are not accepted. Visitors may come and go during the performances. Official page
Fire-walking ritual, Daishoin Temple大聖院火渡り式	Every year on 15 April (spring grand festival) and 15 November (autumn grand festival), from 11:00	Daishoin Temple, Miyajima. A Shingon esoteric ritual in which a fire lit from a flame said to have burned for over 1,200 years is spread over cypress leaves, and priests, mountain ascetics, believers and visitors walk over the embers barefoot. The day runs from a sutra recitation at 11:00 to the fire walk at 14:00 and ends around 15:00. Free. Anyone who wishes may take part in the fire walk. Official page

Hiroshima before and after April

Hiroshima: March, April and May (JMA, 1991–2020)
Month	High	Low	Precipitation	Wet days
March	14.5°C (−5.3°C)	5.1°C (−5.0°C)	118.3 mm (−22.7 mm)	9.0 days (+0.2 days)
April	19.8°C	10.1°C	141.0 mm	8.8 days
May	24.4°C (+4.6°C)	15.1°C (+5.0°C)	169.8 mm (+28.8 mm)	8.6 days (−0.2 days)

Other places in April

April: Hiroshima against five other places (JMA, 1991–2020)
Place	High	Against Hiroshima	Wet days	Against Hiroshima
Tokyo	19.4°C	−0.4°C	9.5 days	+0.7 days
Kyoto	20.1°C	+0.3°C	9.4 days	+0.6 days
Osaka	19.9°C	+0.1°C	9.2 days	+0.4 days
Sapporo	11.7°C	−8.1°C	9.6 days	+0.8 days
OkinawaNaha	24.3°C	+4.5°C	10.3 days	+1.5 days

All 15 places in April

Frequently asked questions

What is the weather like in Hiroshima in April?

The average high is 19.8°C (68°F) and the average low 10.1°C (50°F). 141.0 mm of rain falls on about 8.8 days (JMA, 1991–2020).

What should I wear in Hiroshima in April?

Long sleeves with a light jacket or sweater. Layers you can take off: afternoons are 9.7°C warmer than early mornings on average. A folding umbrella: rain falls on 8.8 days.

Is Hiroshima busy in April?

In April 2025, hotels and inns across Hiroshima Prefecture were 67.5% full on average (4th busiest of 12 months). Foreign guests spent 288,570 nights there that month (Japan Tourism Agency).

What are the record temperatures for April in Hiroshima?

The highest temperature the JMA has recorded in Hiroshima in April is 29.0°C (84°F), on 22 April 2004. The lowest is −1.4°C (29°F), on 6 April 1925.

What events are on in Hiroshima in April?

Tokasai (Peach Blossom Festival), Itsukushima Shrine: Every year on 15 April, from 17:00. Tokasai Goshino (Noh offering), Itsukushima Shrine: Every year from 16 to 18 April, about 09:00 to 16:00. Fire-walking ritual, Daishoin Temple: Every year on 15 April (spring grand festival) and 15 November (autumn grand festival), from 11:00.

When do the cherry blossoms open in Hiroshima?