Tokyo in July: weather, what to wear and what's on

Tokyo weather in July

Averages for 1991–2020 at the JMA's Tokyo station (25 m above sea level).

High

29.9°C (86°F)

Low

22.4°C (72°F)

Precipitation

156.2 mm

Wet days

10.5 days

Sunshine

151 hours

Highs rise 3.8°C from June and climb another 1.4°C into August.

That is 9.6°C above Tokyo's yearly average high of 20.3°C.

Of our 14 places with temperature records, Tokyo is the 7th coldest in July: 1.0°C cooler than Hiroshima and 0.4°C warmer than Kanazawa.

July is Tokyo's 4th wettest month (156.2 mm).

Of our 15 places, Tokyo has the 2nd lowest precipitation in July: 17.3 mm less than Nara and 65.5 mm more than Sapporo.

Rain of 1 mm or more falls on 10.5 days, and 10 mm or more on 4.2 days.

Rain of 30 mm or more in one day falls on 1.6 days, and 50 mm or more on 0.7 days.

16.8 days reach 30°C or more, and 1.4 reach 35°C or more.

On 6.1 nights the low stays at 25°C or above.

The sun is out for 40% or more of the possible hours on 12.8 days, and 5.7 days have under 0.1 hours of sunshine.

By the JMA's cloud records, 0.7 days are clear and 18.6 are overcast.

On 15 July 2027 the sun rises at 4:36 and sets at 18:57 in Tokyo, giving 14 hours 21 minutes of daylight (NAOJ).

Average temperature

25.7°C (78°F)

Humidity

76%

Days of 25°C or more

27.2 days

Early, mid and late July

By the last ten days of July the average high in Tokyo is 2.3°C higher than in the first ten.

By ten-day totals, 1–10 July is the wettest (65.4 mm) and 21–31 July the driest (43.3 mm).

What to wear in Tokyo in July

Warm: highs around 29.9°C

• Short sleeves or thin long sleeves, with a light layer for air-conditioning and evenings.
• Heat: 16.8 days reach 30°C or more. A hat, water and sunscreen.
• Warm nights: on 6.1 nights the temperature stays at 25°C or above.
• Humidity averages 76%: quick-dry fabrics are more comfortable.
• An umbrella: rain falls on 10.5 days.

Pack

• Umbrella
• Hat, sunscreen and a water bottle
• Quick-dry clothes
• A light layer for air-conditioning

• Our clothing rules

Rainy season and typhoons

In an average year (1991–2020) the JMA says the rainy season in Kanto-Koshin starts around 7 June and ends around 19 July. In 2026 it started around 7 June and ended around 20 July.

In an average July, 0.4 typhoons come within 300 km of the Kanto-Koshin region; across Japan, 2.1 come within 300 km and 0.6 make landfall (JMA, 1991–2020).

July records in Tokyo

The extremes the JMA has measured in July at its Tokyo station.

Hottest July day

39.5°C (103°F) on 20 July 2004 (records since 1875)

Coldest July night

13.0°C (55°F) on 9 July 1890 (records since 1875)

Wettest July day

162.0 mm on 10 July 1889 (records since 1875)

Holidays and crowds in July

National holidays in July 2027:

• Mon 19 July — Marine Day

• Sat 17 July to Mon 19 July: 3 days off in a row

In July 2025, hotels and inns across Tokyo were 73.5% full on average (10th busiest of 12 months). Foreign guests spent 4.68 million nights there that month (Japan Tourism Agency). That compares with 73.2% in June and 74.5% in August.

• Japan in July: visitor numbers and busy travel days
• Holidays in July

What's on in Tokyo in July

Tokyo before and after July

• Tokyo in June
• Tokyo in August
• All 12 months in Tokyo

Other places in July

• All 15 places in July

Related items

• Tokyo by month
• Japan in July
• Tokyo in June
• Tokyo in August