Nagoya weather in August
Temperature, rain and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Fair
Best time to visit: April – June, September – November
What is the weather like in Nagoya in August?
In August, Nagoya is hot: daytime highs average 31 °C, and even at night it stays warm at around 24 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 13 rainy days and 131 mm in total. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Nagoya.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 49 | 48 | 67 |
| Day | 29° | 31° | 27° |
| Night | 22° | 24° | 20° |
| Sun | 5 h | 7 h | 5 h |
| Rain days | 15 | 13 | 13 |
More details for August
- Daylight
- 13 h 31 min05:12 – 18:43
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or moreAll months
- Wind
- 14 km/haverage daily peakAll months
- Cloud cover
- 61 %on averageAll months
- Hot days
- 21 days30 °C or moreAll months
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 50 %51 %
- Sunshineweight 20 %58 %
- Few rainy daysweight 30 %37 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in August
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Nagoya in August: quick answers
Is Nagoya hot in August?
Yes. In August, Nagoya is hot: daytime highs average 31 °C and nights stay around 24 °C. On about 21 days the thermometer climbs to 30 °C or more.
Does it rain much in Nagoya in August?
Rain is frequent, with about 13 rainy days and 131 mm in total.
Nagoya month by month
The whole year in NagoyaAll destinations: JapanWhere to go in August
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