January 10° · ☂ 5 February 11° · ☂ 7 March 15° · ☂ 9 April 20° · ☂ 9 ★ May24° · ☂ 8 June 27° · ☂ 11 July 31° · ☂ 11 August 33° · ☂ 8 September 30° · ☂ 9 ★ October24° · ☂ 7 November 18° · ☂ 6 December 12° · ☂ 7 Hiroshima in April:cool and fresh, frequent rain Hiroshima, Japan · Records from 2006 to 2025. Not a forecast.
Mean high 20° Hottest day 28° (2012)
Mean low 10° Coldest night 1.2° (2019)
Rain days 9 days 5-14 by year
Rainfall 149mm Daylight 12.5 → 13.5 h
Hiroshima's 12 months i Best: May and October
1 2 3 4 5 6 7 8 9 10 11 12
Trip types Sightseeing on foot Goodmild
Humidity 65% 0 muggy days
Clear days 7 days 11 overcast days
Mean wind 8 km/h Rarely windy
Sunrise / sunset (15th) 05:39 / 18:41 Daylight 12.5 → 13.5 h
Hiroshima in April Blossoms are at their best in early April, then begin to fall. The weather swings between sun and cloud, so a light umbrella helps. Golden Week starts on April 29, so book rooms early.
Neither hot nor cold: 20°C by day and 10°C after dark. Spending hours on foot was easy. With 9 rain days on average, a wet day was rarely more than a few days away. Counts moved moderately between years: 5 in 2018, 14 in 2010.
Not every year was typical: 2024 ran 2.1°C warmer than the mean, with highs of 22.3°C. The lowest night on record was 1.2°C in 2019. Each rainy day brought about 16 mm, closer to downpours than drizzle.
Typhoons i Typhoons: May to October
Date by date i Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week
April 1 Thursday 1 rain in 7 of 20 yrs 7/20 18° 8° April 2 Friday 2 rain in 5 of 20 yrs 5/20 18° 8° April 3 Saturday 3 rain in 5 of 20 yrs 5/20 19° 8° 1-3 rain on 28% of days 18° 8°
April 4 Sunday 4 rain in 7 of 20 yrs 7/20 18° 8° April 5 Monday 5 rain in 4 of 20 yrs 4/20 18° 9° April 6 Tuesday 6 rain in 7 of 20 yrs 7/20 19° 9° April 7 Wednesday 7 rain in 7 of 20 yrs 7/20 19° 8° April 8 Thursday 8 rain in 4 of 20 yrs 4/20 20° 9° April 9 Friday 9 rain in 3 of 20 yrs 3/20 20° 8° April 10 Saturday 10 rain in 7 of 20 yrs 7/20 19° 9° 4-10 rain on 28% of days 19° 9°
April 11 Sunday 11 rain in 7 of 20 yrs 7/20 20° 10° April 12 Monday 12 rain in 5 of 20 yrs 5/20 20° 10° April 13 Tuesday 13 rain in 8 of 20 yrs 8/20 19° 10° April 14 Wednesday 14 rain in 7 of 20 yrs 7/20 20° 11° April 15 Thursday 15 rain in 8 of 20 yrs 8/20 19° 10° April 16 Friday 16 rain in 7 of 20 yrs 7/20 20° 10° April 17 Saturday 17 rain in 7 of 20 yrs 7/20 21° 11° 11-17 rain on 35% of days 20° 10°
April 18 Sunday 18 rain in 6 of 20 yrs 6/20 20° 11° April 19 Monday 19 rain in 6 of 20 yrs 6/20 21° 11° April 20 Tuesday 20 rain in 8 of 20 yrs 8/20 21° 11° April 21 Wednesday 21 rain in 8 of 20 yrs 8/20 22° 13° April 22 Thursday 22 rain in 6 of 20 yrs 6/20 21° 13° April 23 Friday 23 rain in 6 of 20 yrs 6/20 21° 12° April 24 Saturday 24 rain in 8 of 20 yrs 8/20 21° 11° 18-24 rain on 34% of days 21° 12°
April 25 Sunday 25 rain in 4 of 20 yrs 4/20 21° 11° April 26 Monday 26 rain in 3 of 20 yrs 3/20 21° 11° April 27 Tuesday 27 rain in 6 of 20 yrs 6/20 22° 11° April 28 Wednesday 28 rain in 4 of 20 yrs 4/20 22° 11° April 29 Thursday 29 rain in 6 of 20 yrs 6/20 22° 12° April 30 Friday 30 rain in 5 of 20 yrs 5/20 23° 13°
25-30 rain on 23% of days 22° 12°
1-3 rain on 28% of days 18° 8° 4-10 rain on 28% of days 19° 9° 11-17 rain on 35% of days 20° 10° 18-24 rain on 34% of days 21° 12° 25-30 rain on 23% of days 22° 12°
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Week
April 1 Saturday 1 rain in 7 of 20 yrs 7/20 18° 8° April 1 rain on 35% of days 18° 8°
April 2 Sunday 2 rain in 5 of 20 yrs 5/20 18° 8° April 3 Monday 3 rain in 5 of 20 yrs 5/20 19° 8° April 4 Tuesday 4 rain in 7 of 20 yrs 7/20 18° 8° April 5 Wednesday 5 rain in 4 of 20 yrs 4/20 18° 9° April 6 Thursday 6 rain in 7 of 20 yrs 7/20 19° 9° April 7 Friday 7 rain in 7 of 20 yrs 7/20 19° 8° April 8 Saturday 8 rain in 4 of 20 yrs 4/20 20° 9° 2-8 rain on 28% of days 19° 8°
April 9 Sunday 9 rain in 3 of 20 yrs 3/20 20° 8° April 10 Monday 10 rain in 7 of 20 yrs 7/20 19° 9° April 11 Tuesday 11 rain in 7 of 20 yrs 7/20 20° 10° April 12 Wednesday 12 rain in 5 of 20 yrs 5/20 20° 10° April 13 Thursday 13 rain in 8 of 20 yrs 8/20 19° 10° April 14 Friday 14 rain in 7 of 20 yrs 7/20 20° 11° April 15 Saturday 15 rain in 8 of 20 yrs 8/20 19° 10° 9-15 rain on 32% of days 20° 10°
April 16 Sunday 16 rain in 7 of 20 yrs 7/20 20° 10° April 17 Monday 17 rain in 7 of 20 yrs 7/20 21° 11° April 18 Tuesday 18 rain in 6 of 20 yrs 6/20 20° 11° April 19 Wednesday 19 rain in 6 of 20 yrs 6/20 21° 11° April 20 Thursday 20 rain in 8 of 20 yrs 8/20 21° 11° April 21 Friday 21 rain in 8 of 20 yrs 8/20 22° 13° April 22 Saturday 22 rain in 6 of 20 yrs 6/20 21° 13° 16-22 rain on 34% of days 21° 11°
April 23 Sunday 23 rain in 6 of 20 yrs 6/20 21° 12° April 24 Monday 24 rain in 8 of 20 yrs 8/20 21° 11° April 25 Tuesday 25 rain in 4 of 20 yrs 4/20 21° 11° April 26 Wednesday 26 rain in 3 of 20 yrs 3/20 21° 11° April 27 Thursday 27 rain in 6 of 20 yrs 6/20 22° 11° April 28 Friday 28 rain in 4 of 20 yrs 4/20 22° 11° April 29 Saturday 29 rain in 6 of 20 yrs 6/20 22° 12° 23-29 rain on 26% of days 21° 12°
April 30 Sunday 30 rain in 5 of 20 yrs 5/20 23° 13°
April 30 rain on 25% of days 23° 13°
April 1 rain on 35% of days 18° 8° 2-8 rain on 28% of days 19° 8° 9-15 rain on 32% of days 20° 10° 16-22 rain on 34% of days 21° 11° 23-29 rain on 26% of days 21° 12° April 30 rain on 25% of days 23° 13°
Tap another date to change
2006 none
2007 4mm
2008 1mm
2009 none
2010 none
2011 none
2012 none
2013 none
2014 23mm
2015 13mm
2016 21mm
2017 none
2018 none
2019 none
2020 44mm
2021 8mm
2022 none
2023 none
2024 none
2025 17mm
Holidays in April (2027) April 29 Showa DayApril 29 to May 5 Golden Week 1 Local public holiday or break (busier, pricier)
Day by day temperature i 7° 14° 22° 29° 1 8 15 22 29 30
Your trip dates, the past 20 years Trip dates April 1 (Thu) 2 (Fri) 3 (Sat) 4 (Sun) 5 (Mon) 6 (Tue) 7 (Wed) 8 (Thu) 9 (Fri) 10 (Sat) 11 (Sun) 12 (Mon) 13 (Tue) 14 (Wed) 15 (Thu) 16 (Fri) 17 (Sat) 18 (Sun) 19 (Mon) 20 (Tue) 21 (Wed) 22 (Thu) 23 (Fri) 24 (Sat) 25 (Sun) 26 (Mon) 27 (Tue) 28 (Wed) 29 (Thu) 30 (Fri) ~ April 1 (Thu) 2 (Fri) 3 (Sat) 4 (Sun) 5 (Mon) 6 (Tue) 7 (Wed) 8 (Thu) 9 (Fri) 10 (Sat) 11 (Sun) 12 (Mon) 13 (Tue) 14 (Wed) 15 (Thu) 16 (Fri) 17 (Sat) 18 (Sun) 19 (Mon) 20 (Tue) 21 (Wed) 22 (Thu) 23 (Fri) 24 (Sat) 25 (Sun) 26 (Mon) 27 (Tue) 28 (Wed) 29 (Thu) 30 (Fri) 1-7 8-14 15-21 22-end Whole month
You can also click two dates on the axis. Hover a cell to see that day's rain. By year Driest trips first
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Trip rain days Month rain days Tap a date to start, tap another to end. Each cell is that date in one year. '06 '07 '08 '09 '10 '11 '12 '13 '14 '15 '16 '17 '18 '19 '20 '21 '22 '23 '24 '25
of 20 Dates outside your trip are dimmed.
One row per year, one cell per day. 2018 had 5 rain days, 2010 had 14.
Hiroshima through the year What to pack Jeans or light trousers, a tee and a thin sweater were the easy uniform for 20°C days. A cardigan or thin jacket was welcome after dark. On average 3 nights still dipped below 5°C.
Averaging 9 rain days, keep a light waterproof or a compact umbrella in the bag. In windy spots umbrellas flip easily.
Common questions Does it rain a lot in Hiroshima in April? Over the past 20 years April averaged 9 rain days (1 mm or more) out of 30. Individual years ran from 5 in the driest to 14 in the wettest.
What should I wear in Hiroshima in April? Days averaged 20°C and nights 10°C. Pack a compact umbrella, a waterproof jacket, a light layer for the evenings, and T-shirts.
Is April a good time to visit Hiroshima? On warmth and rain days alone, Hiroshima's easiest months were May and October. April ranked 3 of 12, close to the top.
How many clear days does Hiroshima get in April? About 7 clear days (under 30% cloud on average) and 11 overcast days (80% or more).
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