Yokohama weather in June

June in Yokohama: hot, soaked, with muggy air — fine if you can take 12 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Yokohama🇯🇵 Japan · Mainland Japan · City69
  1. 68Jan
  2. 72Feb
  3. 70Mar
  4. 80Apr
  5. 83May
  6. 69Jun
  7. 59Jul
  8. 62Aug
  9. 64Sep
  10. 74Oct
  11. 76Nov
  12. 71Dec

#8 of 12 months in Yokohama · #1001 of 1413 destinations to visit in June · comfort 69/100 (tier C)

Days
27°C
Nights
20°C
Wet days
12
Sun
8.3 h
Humidity
84%
Daylight
15 h
Yokohama, Japan
Photo: Huu Huynh · Pexels

Traveller notes on Yokohama in June

Other months in Yokohama

Forum posters consistently describe November as one of the driest months in Japan, making it excellent for sightseeing and walking around Yokohama - one visitor reported temperatures starting in the 20sC early in the month and dropping into the teens by month's end, with just a handful of drizzly days and nothing torrential across the whole stretch. Posters comparing October and November describe November as slightly cooler but drier, with the added draw of autumn foliage coming into its own. Posters generally recommend layering for the temperature drop as the month progresses, since a trip spanning early to late November can feel like two different seasons. Posters generally rate November as one of the best overall months to visit Yokohama.
Tripadvisor community · November · 1 month ago · Read more on Tripadvisor ↗
Japan-forum regulars call May one of the best windows to visit the greater Tokyo/Yokohama area - it's before the rainy season, which typically doesn't arrive until around June 7-10. The catch is that May itself is changeable: posters describe stretches of 3 sunny days followed by a day or two of rain, and by late May it can turn briefly hot and humid before settling back down. The standard advice is to pack for everything - short sleeves, a long-sleeve layer, a light jacket and a compact rain parka. For Yokohama itself, the Minato Mirai waterfront and Sankeien Garden are the most-recommended stops, and it's called worth a full day beyond a quick side trip from Tokyo.
Tripadvisor community · May · 1 month ago · Read more on Tripadvisor ↗

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Yokohama climate normals — June

Daytime high27°C / 80°F🥵 hot
Nighttime low20°C / 68°F
Feels like (high)29°C / 84°F
Sea temperature22°C / 71°F🌊 fresh
Rainfall186 mm / 7.3 in⛈ soaked
Rainy days12 days
Humidity84%💦 very humid
Dew point19°C / 65°F
Sunshine8.3 h/day
Daylight14.5 h
Wind24 km/h / 15 mph
Air quality (US AQI)85🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Yokohama in June

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Yokohama's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherYokohama's best weather comes in April, May and November — separate windows, not one continuous season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Yokohama in June

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Rose season on the waterfront

    5 May – 5 Jun · usuallyWildflowers & blooms

    The rose is the city's flower and the harbour-side gardens are planted for it. Peak is the second half of May, with a smaller second flush around the middle of October. Source ↗

  • Season

    Tsuyu rain season

    5 Jun – 20 Jul · usuallyMonsoon

    Six weeks of the rain front, which on the bay means sea fog as much as rain. Sankeien's hydrangeas and the covered arcades are what the locals do with it.

What's on around the world in June →

Nearby, and something's on

Within 300 km of Yokohama — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Yokohama?

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Yokohama in June — FAQ

Is June a good time to visit Yokohama?
June in Yokohama: hot, soaked, with muggy air — fine if you can take 12 rainy days. It ranks #8 of 12 months for Yokohama on SeasonMap's comfort score (69/100).
What is the weather like in Yokohama in June?
In June, Yokohama averages a daily high of 26.8°C and a low of 19.9°C, with about 185.8 mm of rain over roughly 12 rainy days.
What is the air quality in Yokohama in June?
Yokohama has a mean US Air Quality Index of about 85 in June.

Within 300 km: Hakone's Hydrangea train around 15 Jun – 20 Jul, and Matsumoto's Kamikochi open season around 17 Apr – 15 Nov.