7-Day Japan Weather Forecast: Tokyo, Osaka, Sapporo, Sendai, Fukuoka, Naha – Plan & Pack Smart for Your Trip
- Written by: LIVE JAPAN Editor
Getting ready for a trip to Japan? Whether you're exploring the buzzing metropolis of Tokyo, the streets of Osaka, or enjoying the beaches of Naha, checking the weather ahead of time is key to a smooth journey. This 7-day forecast covers six major cities (Tokyo, Osaka, Sapporo, Sendai, Fukuoka, and Naha), helping you pack wisely and plan each day with confidence, no matter the season.
(Forecast data is as of June 29, 2026 at 7 AM JST)
Japan Weather Overview
Japan 7-Day Forecast (June 29 - July 5, 2026)
Japan’s rainy season (tsuyu) is still underway across most of the country.
After a mix of sunshine and clouds early in the week, weather fronts moving across the country will bring increasing cloud cover and more widespread rain from midweek into the weekend. Temperatures will remain mild in Hokkaido, warm and humid across central Japan, and consistently hot and tropical in Okinawa.
From July 1 to 3, a weather front will sweep eastward across Japan, followed by another front approaching western Japan from the East China Sea between July 4 and 5. Western Japan could see periods of heavy rain through July 3, while eastern and western regions should expect frequent cloudy or rainy weather. Northern Japan will enjoy more sunshine overall, with occasional showers around July 1, 3, and 4. Okinawa and Amami are expected to stay mostly sunny, aside from a few showers on July 1.
Typhoon Information

No typhoons are currently expected to affect Japan.
Japan's typhoon season runs from May through October, with most activity from July to September. During a typhoon, transit delays and cancellations can be expected. Be sure to stay updated on the latest weather and flight information. For real-time updates on railways and airports, visit LIVE JAPAN's transport information page.
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What to Do in July
July in Japan marks the end of the rainy season and the arrival of true summer, bringing hot, sunny days and the sound of buzzing cicadas. It's the perfect time to experience traditional summer festivals (matsuri), with major events like Kyoto's famous Gion Matsuri and Osaka's Tenjin Matsuri taking center stage. July also kicks off the spectacular fireworks (hanabi) season, with massive displays lighting up the night skies across the country.
Looking to beat the heat? Head north to Hokkaido to see stunning lavender fields in full bloom, or hit the beautiful white-sand beaches of Okinawa. For adventurers, the official Mt. Fuji climbing season opens in early July. Whenever you need to cool down, be sure to try seasonal summer treats like fluffy kakigori (shaved ice), chilled somen noodles, and refreshing slices of watermelon.
Tours & Activities to Try This Month
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(Tokyo) Hop-On Hop-Off Tokyo Bus by Skyhop Bus
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(Tokyo) SHIBUYA SKY Ticket
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(Tokyo) One-Day Guided Tour of Mount Fuji, Pagoda, and Oshino Hakkai
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(Tokyo) teamLab Planets TOKYO Ticket
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(Osaka) Osaka Sky Vista Double-Decker Open-Top Bus Tour
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(Kumamoto) Takachiho Gorge Full-Day Tour with Gourmet Lunch
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18 Best Cultural Experiences & Traditional Craft Workshops in Japan
City-Specific 7-Day Forecasts (June 29 - July 5, 2026)
Tokyo

Tokyo is in for a mostly cloudy and increasingly humid week, with occasional showers becoming more frequent toward the weekend. Afternoon highs will gradually climb from the mid-20s into the low 30s, while overnight temperatures remain warm at around 20 to 22°C (68 to 72°F), making for muggy days and mild evenings.

Sapporo
Sapporo can look forward to a pleasant week with a mix of sunshine and clouds. Although a few light showers are possible later in the week, most days should remain dry, with daytime temperatures gradually rising from the low 20s to around 26 to 27°C (79 to 81°F). Evenings stay refreshingly cool, with lows between 15 and 18°C (59 to 64°F).
Sendai
Sendai starts the week with a mix of sunshine and clouds before settling into several days of mostly overcast weather. Rain chances increase from midweek onward, while daytime highs remain pleasant between 24 and 27°C (75 to 81°F), easing slightly toward the weekend. Nights stay comfortable, with temperatures in the upper teens to low 20s.
Osaka
Osaka begins the week with some sunshine before cloudier skies and periods of rain become more common. Temperatures will stay close to 30°C (86°F) throughout the week, with only a brief midweek cooldown before the heat returns. Evenings remain warm, with lows in the low 20s.
Fukuoka
Fukuoka starts the week under sunny skies before transitioning into a wetter pattern as several rounds of showers move through the region. Rain becomes more likely during the middle of the week before easing into mostly cloudy conditions by the weekend. Highs will stay in the upper 20s to around 30°C (86°F), with warm, humid nights in the low to mid-20s.
Naha
Naha is set for another classic tropical week, with plenty of sunshine and just a slight chance of a few passing showers early on. Skies become even clearer as the week progresses, while temperatures remain consistently hot during the day and pleasantly warm at night.
Seasonal Tips & Current Vibe
- Tip 1: Prepare for Intense Heat and Humidity July brings the end of the rainy season and the start of true Japanese summer, with temperatures often climbing past 30°C (86°F) and high humidity. Pack lightweight, breathable clothing, a sun hat, and comfortable walking shoes. Be sure to drink plenty of water, carry a hand fan or portable fan, and take frequent breaks in air-conditioned spaces to beat the heat.
- Tip 2: Embrace the Summer Festival Season July is the ultimate month for traditional summer festivals (matsuri) and spectacular fireworks displays (hanabi). Don't miss major events like Kyoto's Gion Matsuri or Osaka's Tenjin Matsuri. It’s the perfect excuse to rent a yukata (light cotton kimono) and enjoy the lively atmosphere, traditional dances, and delicious street food stalls.
- Tip 3: Book Ahead for Peak Summer Travel With the official start of the Mt. Fuji climbing season and Japanese schools going on summer break late in the month, domestic travel significantly picks up in July. Be sure to reserve your accommodations, tours, and bullet train tickets well in advance, especially if you're heading to popular summer retreats like Furano in Hokkaido or the beaches of Okinawa.
- NHK World
Japan's official English-language broadcaster. During earthquakes, typhoons, and other emergencies, it provides reliable real-time updates, evacuation information, and more. - Safety tips App
Official emergency alert app of the Japan Tourism Agency, designed for international visitors. Available on iOS and Android, it provides earthquake, tsunami, and severe weather warnings in 15 languages, along with evacuation guidance, useful emergency phrases, and links to official disaster information to help you stay safe during emergencies. - LIVE JAPAN Emergency portal
Multilingual safety hub for visitors in Japan. It provides quick access to disaster information, embassy contacts, emergency guides, and official transportation updates, helping travelers stay informed and navigate disruptions safely.
Source for forecast and images: Japan Meteorological Agency website (www.jma.go.jp)
Plan Your Trip With LIVE JAPAN!
Whether you're planning to be in Japan this week or later this year, check out these fun things you can add to your itinerary!
The LIVE JAPAN editorial team is a multinational group made up of native editors who have lived in Japan for over five years and Japanese editors who love to travel. Together, we share the best of Japan, offering cultural insights, historical context, event updates, and travel-friendly deals, to support your journey every step of the way.
*Prices and options mentioned are subject to change.
*Unless stated otherwise, all prices include tax.
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