Nikko weather in August 2025

Expect 25°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Nikko in August. Check more long-term weather averages for Nikko in August before you book your next holiday to Japan in 2025/2026.

  • 25°C maximum daytime temperature in August in Nikko25
    25°C max day temperature
  • 5 hours of sunshine per day
  • 22 days with some rainfall in August in Nikko22
    22 days with some rainfall
  • 16°C minimum night-time temperature in August in Nikko16
    16°C min night temperature
  • 14 hours of daylight per day in August in Nikko14
    14 hours of daylight per day
  • Low heat & humidity in August in NikkoL
    Low heat & humidity
  • 318 mm monthly rainfall in August in Nikko318
    318 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Nikko10
    10 (Very High) UV index

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The August weather guide for Japan (Nikko) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Nikko in August?

Daytime temperatures usually reach 25°C in Nikko in August with low heat and humidity, falling to 16°C at night.

How sunny is it in Nikko in August?

There are normally 5 hours of bright sunshine each day in Nikko in August - that's 37% of daylight hours.

Does it rain in Nikko in August?

There are usually 22 days with some rain in Nikko in August and the average monthly rainfall is 318mm.

What is the chance of a typhoon in Nikko in August?

On average 1.8 days in August in Nikko are likely to be affected by the passage of one or more tropical storms.

Nikko August sunrise & sunset times

Browse the sunrise and sunset times for Nikko in August 2025. Select a month to view Nikko sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:47 18:48
Saturday, 16th August 2025 04:59 18:32
Sunday, 31st August 2025 05:12 18:12

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