Japan (Tokyo) · August
Best travel monthPeak seasonJapan · Asia
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 10° (50°)4– (39–)15 (59) | 11° (52°)4– (39–)19 (66) | 14° (57°)6– (43–)22 (72) | 19° (66°)10– (50–)25 (77) | 23° (73°)16– (61–)28 (82) | 25° (77°)19– (66–)30 (86) | 29° (84°)21– (70–)34 (93) | 31° (88°)24– (75–)35 (95) | 27° (81°)21– (70–)32 (90) | 22° (72°)15– (59–)28 (82) | 17° (63°)10– (50–)23 (73) | 12° (54°)7– (45–)19 (66) |
Ø night, range from coldest to warmest nightØ nightrange | -1° (30°)-6– (21–)5 (41) | 1° (34°)-5– (23–)8 (46) | 4° (39°)-3– (27–)11 (52) | 9° (48°)0– (32–)15 (59) | 14° (57°)7– (45–)19 (66) | 18° (64°)12– (54–)23 (73) | 22° (72°)18– (64–)25 (77) | 24° (75°)19– (66–)26 (79) | 21° (70°)14– (57–)25 (77) | 15° (59°)7– (45–)20 (68) | 8° (46°)0– (32–)14 (57) | 2° (36°)-5– (23–)9 (48) |
☀️Sunshine | 7h | 7h | 7h | 7h | 8h | 7h | 7h | 8h | 6h | 5h | 5h | 6h |
🌊Water Temp | 14° (57°) | 13° (55°) | 14° (57°) | 16° (61°) | 18° (64°) | 20° (68°) | 22° (72°) | 25° (77°) | 25° (77°) | 22° (72°) | 19° (66°) | 16° (61°) |
🌧Rain Days | 5d73mm (2.9") | 6d80mm (3.1") | 8d116mm (4.6") | 9d132mm (5.2") | 10d139mm (5.5") | 10d169mm (6.7") | 8d137mm (5.4") | 8d131mm (5.2") | 10d202mm (8.0") | 11d230mm (9.0") | 8d100mm (3.9") | 5d75mm (2.9") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Peak season — flights and hotels at their annual highest. Book early.
August is one of the best travel months for Japan (Tokyo) — conditions are stable, temperatures reach 31°C (88°F), and outdoor activities are excellent.
Daytime highs average 31°C (88°F), cooling to 24°C (75°F) at night (daily average: 27°C (81°F)). Peaks reach around 35°C (95°F), the coldest nights around 19°C (66°F). The sun shines an average of 8 hours per day; there are 8 rain days with 131 mm (5.2 in) total. Sea temperature is 25°C (77°F) — pleasantly warm for long swim sessions.
Pack light summer clothing, sunscreen, and swimwear — beach and water conditions in August are ideal.
High summer: humid, above 33°C (91°F), hanabi fireworks festivals on the Sumida. Tokyo doesn't sleep — festivals, beer gardens on every roof, midnight ramen after the last train.
Packing list for Japan (Tokyo) in August
- Light summer clothes
- Swimwear and beach towel
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Light umbrella or rain poncho
- Insect repellent
- Travel first-aid kit
Frequently Asked Questions
- Is August a good time to visit Japan (Tokyo)?
- Yes — August is one of the best months to visit Japan (Tokyo) (Climate Score: 76/100). Pleasant temperatures (31°C (88°F)), good sunshine (8 h/day), and few rain days (8) make it one of the most recommended months.
- How warm is it in Japan (Tokyo) in August?
- In August, Japan (Tokyo) sees daily highs of 31°C (88°F). Nights cool to 24°C (75°F), with a daily average of 27°C (81°F). Peaks reach around 35°C (95°F), the coldest nights around 19°C (66°F).
- How much rain falls in Japan (Tokyo) in August?
- In August, Japan (Tokyo) receives an average of 131 mm (5.2 in) of rain over 8 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Japan (Tokyo) get in August?
- Japan (Tokyo) averages 8 sunshine hours per day in August — above the annual average.
- How warm is the water in Japan (Tokyo) in August?
- Water temperature in Japan (Tokyo) in August averages 25°C (77°F) — pleasantly warm for swim sessions.
