Japan Weather Forecast
Japan weather: 89°F, clear sky. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Risk assessment for Japan
Derived from the current forecast window - not an official warning.
6 dry days, 4 days above 90°F and humidity at 67%. Hot, dry and windy together is what drives fire spread.
Light haze overhead right now. Aerosol readings cannot separate wildfire smoke from dust, so treat this as a haze signal, not a fire confirmation.
Air quality and pollen in Japan
Air quality: Open-Meteo (CAMS). US AQI scale.
Health and safety today
| Skin and UV | Use SPF 30+, a hat and sunglasses; seek shade near midday. |
|---|---|
| Heat stress | The heat index is 101°F, higher than the air temperature because humidity is 67%. Sweat evaporates slowly, so drink before you feel thirsty and take shade breaks. |
| Pets | Pavement can be 20°C hotter than the air. Walk dogs early or late, never leave animals in cars, and carry water. |
| Older adults | Heat builds up slowly indoors. Check on anyone over 65 living alone and keep rooms ventilated. |
| Children | Small bodies overheat faster than adults. Shade, hats and frequent drinks; skip midday sport. |
See the Japan forecast by time range
Japan weather - more answers
Explore Japan
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Japan?
Japan is a country in Asia. Its coordinates are 35.6762, 139.6503. It lies in Asia.
What is the weather like in Japan right now?
It is currently 89°F (32°C) with clear sky. Humidity is 67% and wind is 3 mph.
When is the best time to visit Japan?
July, August, October and November offer the most comfortable conditions in Japan, which has a continental climate. February, March and June are usually the hardest months for outdoor plans.
What time zone is Japan in?
Japan observes Asia/Tokyo (UTC+09:00). The local time is 10:20 AM.
How many people live in Japan?
Japan has a population of approximately 124 million.
What is the nearest airport to Japan?
The closest airports are Tokyo Haneda Airport (HND), 11 mi away, Narita International Airport (NRT), 42 mi away and Kansai International Airport (KIX), 264 mi away.
What are the top things to do in Japan?
Popular options include Fushimi Inari Taisha, Mount Fuji, Senso-ji Temple, Shibuya Crossing, Fujisan, Sacred Place and Source of Artistic Inspiration and Himeji-jo.
What places are in Japan?
Japan covers 11 places in this atlas, including Osaka, Tokyo, Mount Fuji, Narita International Airport, Fujisan, Sacred Place and Source of Artistic Inspiration and Himeji-jo.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (countries-v1) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 25, 2026 at 10:20 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
