Japan Climate and Average Weather
Climate of Japan: average temperatures, rainfall and seasons month by month.
Climate in Japan month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 51° | 34° | 1,0 in | ★★★☆☆ |
| February | 53° | 36° | 2,4 in | ★★★☆☆ |
| March | 57° | 41° | 6,3 in | ★★★☆☆ |
| April | 68° | 53° | 5,8 in | ★★★☆☆ |
| May | 75° | 60° | 7,6 in | ★★★☆☆ |
| June | 80° | 67° | 10,9 in | ★★★☆☆ |
| July | 91° | 76° | 4,7 in | ★★★★☆ |
| August | 93° | 78° | 3,9 in | ★★★★☆ |
| September | 86° | 73° | 7,6 in | ★★★☆☆ |
| October | 73° | 59° | 5,3 in | ★★★★☆ |
| November | 63° | 47° | 2,9 in | ★★★★☆ |
| December | 54° | 38° | 1,1 in | ★★★☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Recent extremes in Japan
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
Climate by city in Japan
4 cities mapped in this atlas
Climate by attraction in Japan
1 attractions mapped in this atlas
Climate by airport in Japan
1 airports mapped in this atlas
Climate by unesco world heritage site in Japan
2 unesco world heritage sites mapped in this atlas
Climate by mountain in Japan
1 mountains and peaks mapped in this atlas
Climate by island in Japan
1 islands mapped in this atlas
Climate by beach in Japan
1 beaches mapped in this atlas
Best time to visit Japan
Go in July, August, October and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: February, March and June - expect the least comfortable mix of heat, cold or rain.
What this means for Japan
Today is cooler than average for August. The forecast high of 85°F is 7.6°F below the 93°F typical for this month.
A 92% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 75°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 6 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid February, March and June - historically the least comfortable months here.
Summary
Japan is a country in Asia. Japan is a country in Asia with its capital at Tokyo. It has a population of about 124 million. The capital is Tokyo.
Right now it is 83°F (28°C) in Japan with partly cloudy. It feels like 91°F. Today runs from 74°F to 85°F. Chance of precipitation is 92%. Sightseeing conditions score 7.2/10 - good conditions.
The best time to visit Japan is July, August, October and November. The climate is continental. February, March and June tend to be the least comfortable months. August is the warmest month with average highs near 93°F, while January is the coldest with lows near 34°F.
The closest major airport is Narita International Airport (NRT), about 42 mi away. Nearby highlights include Fushimi Inari Taisha, Mount Fuji, Senso-ji Temple and Shibuya Crossing.
In plain terms. Today is cooler than average for August. The forecast high of 85°F is 7.6°F below the 93°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Japan today at 9.4/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Japan
| Type | Country |
|---|---|
| Continent | Asia |
| Continent | Asia |
| Coordinates | 35°40′34.3″N 139°39′1.1″E (35.6762, 139.6503) |
| Capital | Tokyo |
| Population | 124.000.000 |
| Area | 145.937 sq mi |
| ISO code | JP |
| ISO 3166-1 alpha-3 | JPN |
| Currency | Japanese yen (JPY) |
| Languages | Japanese |
| Calling code | +81 |
| Time zone | Asia/Tokyo |
| Local time | 6:44 AM (UTC+09:00) |
| Best months | July, August, October and November |
| Climate | Continental |
Weather map for Japan
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Japan
Every topic we hold for this place, and the same topic for the places around it.
Climate 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 83°F (28°C) with partly cloudy. Humidity is 69% and wind is 2 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 6:44 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 24, 2026 at 6:44 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
