Hiroshima, Japan Weather

Current: °C/0°F, Wind SW at km/h, % Humidity, % Chance of rain

  1. Hiroshima, Japan Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Hiroshima over the next 12 hours
  7. Temperature and possibility of rain in Hiroshima in the coming days
  8. Rainfall in Hiroshima in the coming days
  9. Hiroshima Weather Summary
  10. Weather averages by month
  11. Hiroshima's weather
  12. Frequently asked questions
  13. Comments
Hiroshima, Weather
(Photo by Griffin Quinn on Unsplash)

Current conditions

Updated: 21:21 PM Wednesday 18 September 2024
°C
0°F
°C °F

Condition:

Pressure: hPa

Sea level: hPa

Temperature: °C

Cloud: %

Humidity: %

Wind: km/h

Visibility: m

Weather forecast

Wed
18 Sep
31°C
Light Rain
Thu
19 Sep
31°C
Light Rain
Fri
20 Sep
30°C
Scattered Clouds
Sat
21 Sep
28°C
Light Rain
Sun
22 Sep
25°C
Moderate Rain
Hourly forecast today:

30 Day Averages and Extremes

  • Average high 25.53°C
  • Average low 20.12°C
  • Hottest day (18 September 2024) 31.17°C
  • Coldest day (15 October 2024) 16.39°C
  • Average humidity 83.4%
  • Days with precipitation 9 days
  • Highest precipitation 144.21 mm (24 September 2024)

Yesterday's Data

  • Max: °C
  • Min: °C
  • Total Precipitation: mm

Temperature and possibility of rain in Hiroshima over the next 12 hours

Temperature and possibility of rain in Hiroshima in the coming days

Rainfall in Hiroshima in the coming days

Hiroshima Climate Summary

Hiroshima features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 15.34ºC (59.61ºF), which is about 0.15% higher than the national average for Japan. Annually, the city experiences approximately 87.04 millimeters (3.43 inches) of rainfall, spread across 107.72 rainy days, accounting for 29.51% of the year.

Longitude 34.3852894
Latitude 132.4553055
Yearly high temperature 18.13ºC (64.63ºF)
Yearly low temperature 10.49ºC (50.88ºF)
Hottest month August 30.13ºC (86.23ºF)
Coldest month January 0.45ºC (32.81ºF)
Yearly precip 87.04mm (3.43in)
Days with rainfall 107.72 days (29.51%)
Driest month January (78.52%)
Wettest month July (84.79%)

Weather averages by month

Month High / Low (°C) Rain
January 6.65° / 0.45° 4.91 days
February 7.86° / 0.81° 6.82 days
March 11.71° / 3.42° 8.27 days
April 16.5° / 7.53° 9.0 days
May 21.95° / 12.36° 9.09 days
June 24.58° / 16.69° 13.82 days
July 28.21° / 21.06° 13.73 days
August 30.13° / 22.29° 11.45 days
September 25.92° / 18.21° 10.45 days
October 20.56° / 12.81° 7.09 days
November 14.86° / 7.7° 6.0 days
December 8.63° / 2.55° 7.09 days

Hiroshima's weather

See more

Frequently asked questions

1. What is the hottest month in Hiroshima?

August has the highest average monthly temperature (daily mean of 30.13ºC) and January are the coolest (daily mean of 0.45ºC).

2. What should I wear in Hiroshima today?

For today's very hot weather in Hiroshima, with the high temperatures above 31ºC (87.8ºF), consider wearing:
- Broad-brimmed sun hat
- Sleeveless tops or vests
- High SPF sunscreen for outdoor activities
- Lightweight, loose-fitting shorts

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Temperature

Day
31°C
Night
26°C
Morning
25°C
Afternoon
27°C

Air quality

Fair

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO 216.96
  • NH3 0.76
  • NO 0.11
  • NO2 16.11
  • O3 12.16
  • PM10 14.46
  • PM25 10.64
  • SO2 5.07

Sunrise / Sunset

None
None