
7-Day Japan Weather Forecast: Tokyo, Osaka, Sapporo, Sendai, Fukuoka, Naha – Plan & Pack Smart for Your Trip
- Written by: LIVE JAPAN's editorial team
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 July 14, 2025 at 5 AM JST)
Japan Weather Overview
Japan 7-Day Forecast (July 14-20, 2025)
A warm summer week is ahead for Japan, with mostly sunny skies expected after a potentially stormy start.
Typhoon Nari may bring heavy rain and strong winds to parts of eastern Japan, especially on Monday and Tuesday, so travelers should check local forecasts and prepare for possible transportation delays.
Typhoon Information

According to the latest forecasts, Tropical Storm Nari is moving at a brisk pace. Its center is predicted to pass east of Tokyo. The primary impacts are expected to be heavy rain and strong winds, particularly in the eastern-facing coastal areas of the Kanto and Tohoku regions.
The JMA and other weather outlets have issued warnings for high waves along the coast. While destructive winds are not anticipated for most of Honshu, gusts could reach significant speeds, especially in areas closer to the storm's center. Stay updated with the latest weather advisories below, and expect transport delays early in the week.
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 start of summer festivals and fireworks season. Don’t miss events like Kyoto’s Gion Matsuri or the Tenjin Matsuri in Osaka for a truly local experience. Beat the heat with refreshing seasonal foods like kakigori (shaved ice) and cold noodles such as hiyashi chuka. Expect hot, humid weather, especially in cities, so wear light, breathable clothing and carry a small towel and fan. Rainy season often lingers into early July, so pack a compact umbrella. Also check out night-time projection mapping installations or rooftop beer gardens for cooler evening fun.
Tours & Activities to Try This Month
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(Tokyo) Hop-On Hop-Off Tokyo Bus by Skyhop Bus
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(From Kumamoto) Takachiho Gorge One-Day Trip with Takachiho Beef Lunch
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(Tokyo) SHIBUYA SKY Ticket
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(From Tokyo) Oshino Hakkai, Mt. Fuji Flower & Ropeway & Fruit Picking Tour
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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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(From Osaka) Miyama Village, Ine Bay Cruise & Amanohashidate Tour
City-Specific 7-Day Forecasts (July 14-20, 2025)
Tokyo

The week begins with unsettled weather due to Typhoon Nari, followed by improving conditions midweek. Temperatures will climb steadily, with highs reaching 36°C (97°F). Keep a close eye on weather alerts and expect delays to trains, buses, and flights on Monday due to Typhoon Nari.

Sapporo
Sapporo will see a mix of sun and clouds with scattered showers later in the week. Temperatures stay pleasant, offering relief from the heat farther south.
Sendai
Expect rain at the start of the week as Typhoon Nari may brush the area. Skies will gradually brighten midweek, and temperatures will rise into the upper 20s to low 30s°C (82–90°F).
Typhoon Nari may impact Sendai early in the week; check for weather updates and prepare for transit delays.
Osaka
Osaka starts off with a chance of rain, then shifts to partly cloudy skies and rising temperatures, with highs up to 36°C (97°F).
Fukuoka
Expect a bit of everything, clouds, brief rain, and sun, especially early in the week. Temperatures will remain hot, with highs in the low-to-mid 30s°C (86–95°F).
Naha
Warm, humid, and tropical: Naha will see a mix of clouds, sunshine, and scattered showers all week long. Highs stay around the low 30s°C (86–91°F).
Seasonal Tips & Current Vibe
- Pack for Rainy Season: July is part of Japan's rainy season (tsuyu), especially in central and southern regions. Bring lightweight, waterproof clothing, an umbrella, and shoes suitable for wet conditions. Check local weather forecasts, as rain can be intermittent.
- Book Accommodations Early: July starts seeing some summer crowds, so popular destinations like Tokyo, Kyoto, and Osaka will fill up. Reserve hotels or ryokans at least 2-3 months in advance for better rates and availability.
- Book Indoor Attractions Ahead, Too: With potential rain, plan for indoor activities like museums (e.g., Tokyo National Museum; teamLab Planets and teamLab Borderless), aquariums (e.g., Art Aquarium; Osaka Aquarium Kaiyukan), or shopping arcades (e.g., Shinsaibashi in Osaka). These are great ways to enjoy your time in Japan without worrying about the weather.
- Bring Insect Repellent for Outdoor Trips: Especially during summer and in rural areas, mosquitoes can be a nuisance. You can easily find sprays, wipes, and wearable repellents at drugstores or convenience stores across Japan. Read more about recommended insect repellents here.
- Don't Forget Sunscreen: Japan’s sun can be strong, especially in summer. High-quality sunscreens, including waterproof and sensitive-skin formulas, are widely available at drugstores and cosmetic shops. Read more about recommended sunscreens here.
This Week's Vibe
The forecast was AI-generated and then human-edited. 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!
LIVE JAPAN's editorial team is a multicultural mix of native editors who have lived in Japan for over five years, alongside Japanese editors with a deep passion for travel. We're devoted to sharing the wonders of Japan. From cultural insights and history to events, practical travel tips and coupons, we're here to help make your journey unforgettable!
*Prices and options mentioned are subject to change.
*Unless stated otherwise, all prices include tax.
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