Hiroshima weather in March
Temperature, sea and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Fair
Best time to visit: April – July, September – November
What is the weather like in Hiroshima in March?
In March, Hiroshima is cool: daytime highs average 13 °C, and nights cool down to about 7 °C. The sea averages 12.6 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 118 mm in total. All in all, March is a so-so month for a holiday in Hiroshima.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 36 | 50 | 72 |
| Day | 10° | 13° | 17° |
| Night | 4° | 7° | 11° |
| Sea | 13° | 13° | 14° |
| Sun | 5 h | 6 h | 6 h |
| Rain days | 8 | 10 | 10 |
More details for March
- Daylight
- 11 h 55 min06:22 – 18:17
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 57 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 50 %47 %
- Sunshineweight 20 %45 %
- Few rainy daysweight 30 %58 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in March
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Hiroshima in March: quick answers
Is Hiroshima hot in March?
No. In March, Hiroshima is cool: daytime highs average 13 °C and nights drop to about 7 °C.
Can you swim in Hiroshima in March?
Only if you don't mind cold water: in March the sea averages just 12.6 °C. Comfortable swimming is possible from June to November.
Does it rain much in Hiroshima in March?
Rain is frequent, with about 10 rainy days and 118 mm in total.
Hiroshima month by month
The whole year in HiroshimaAll destinations: JapanWhere to go in MarchSea temperature in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences