The week kicks off with sunshine across much of Japan, but don’t get too comfortable—by the weekend, clouds and scattered showers will move in. Temperatures will range from cool up north in Sapporo, to warm and humid down south in Naha, with cities like Tokyo and Osaka landing somewhere in between.

No typhoons are expected in Tokyo this week, but be prepared for seasonal rain patterns.

Japan's typhoon season runs from May through October, with most activity from July to September. During a typhoon, transit delays and cancelations 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.

May is one of the best months to explore Japan, with warm, comfortable weather and lush greenery across the country. It's a great time for outdoor activities like hiking in the Japanese Alps, strolling through traditional gardens, or cycling through the countryside. Golden Week (early May) brings festivals and vibrant local events, while later in the month offers a quieter, more relaxed travel experience. Don’t miss seasonal highlights like wisteria tunnels, and fresh spring cuisine.

Tokyo will see a bit of everything this week—sun, clouds, and a good chance of rain, especially as we get closer to the weekend. Expect daytime temps to hover between the mid-teens to mid-twenties Celsius. It’s one of those weeks where the weather keeps you guessing, so flexibility is key.

・Packing tips:
Pack for variety: bring light layers like t-shirts or light long-sleeved shirts you can layer, and a light jacket for evenings. A compact umbrella and waterproof shoes will come in handy, especially later in the week. Comfortable walking shoes are a must for city exploring.

Sapporo's weather will be a mix of sun, clouds, and some occasional showers. Temperatures will stay on the mild side, but you’ll notice some ups and downs through the week. Rain is possible, so it’s smart to be prepared.

・Packing tips:
Think in layers: pack long-sleeved shirts, jeans, and a light waterproof jacket. Don't forget waterproof footwear and an umbrella—you’ll be glad you brought them.

Sendai will serve up a blend of sunshine and cloudy skies, with some days likely bringing showers. Temperatures will stay comfortably mild, making it pleasant for sightseeing or strolling.

・Packing tips:
Pack a mix of t-shirts and long-sleeved shirts you can layer, plus jeans or light trousers. A light jacket and umbrella will cover you for chillier or rainy moments. Comfortable shoes are a good idea for exploring the city.

Osaka is in for a bit of everything—sun, clouds, and some rain. Daytime temperatures will be warm, reaching into the upper 20s°C, with cooler nights in the upper teens.

・Packing tips:
Dress in light, breathable layers: short-sleeved tops for the day, and long-sleeved shirts or a light jacket for cooler evenings. Comfortable footwear and a compact umbrella are essential for those pop-up showers.

Expect changing skies in Fukuoka this week, with sun early on and a shift toward cloudiness and rain later. Highs will start in the upper 20s but cool off slightly as the week goes on.

・Packing tips:
Bring both long- and short-sleeved tops, and bottoms for a range of temps. Waterproof shoes and a packable umbrella will prepare you for any rainy moments. Layers are your friend this week.

It’s going to be warm and wet in Naha, with a mix of clouds and rain most days. While sunshine may peek through now and then, daily chances of rain will keep you on your toes.

・Packing tips:
Go with lightweight, breathable clothes—think short-sleeved tops and light pants. Don’t forget waterproof footwear and a good umbrella. If you’re planning any beach or outdoor time, bring quick-drying clothes.

The forecast was AI-generated and then human-edited. Source for forecast and images: Japan Meteorological Agency website (www.jma.go.jp)

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!