Hiroshima Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

• Hiroshima, Japan latitude & longitude; 34°22'N 132°26'E.
• Altitude; 29 m (95 ft).
• The average temperature in Hiroshima, Japan is 15.2 °C (59 °F).
• The range of average monthly temperatures is 22.5 °C.
• The warmest average max/ high temperature is 31 °C (88 °F) in August.
• The coolest average min/ low temperature is 0 °C (32 °F) in January & February.
• Hiroshima receives on average 1597 mm (62.9 in) of precipitation annually or 133 mm (5.2 in) each month.
• On balance there are 108 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 9 days on an average month.
• The month with the driest weather is January when on balance 45 mm (1.8 in) of rain, sleet, hail or snow falls across 8 days.
• The month with the wettest weather is July when on balance 250 mm (9.8 in) of rain, sleet, hail or snow falls across 13 days.
• Mean relative humidity for an average year is recorded as 75.5% and on a monthly basis it ranges from 71% in February & March to 82% in July.
• There is an average range of hours of sunshine in Hiroshima of between 4.7 hours per day in January and 8.0 hours per day in August.
• On balance there are 2264 sunshine hours annually and approximately 6.2 sunlight hours for each day.
• On balance there are 41 days annually registering frost in Hiroshima and in January there are on average 16 days with frost.

Hiroshima Climate Graph (Metric | Imperial units)

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Hiroshima Weather Averages

Hiroshima Climograph/ Climate Chart (imperial)

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Hiroshima Temperatures in Farenheit