2026 Climate Averages

Weather: Osaka — May

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

👍 Climate Overview

May is a good time to visit Osaka. Warm weather with highs of 25°C—great for outdoor activities. Rain is common, so pack an umbrella. Being off-peak, you'll find better deals and fewer crowds.

7.8
GoTripzi Score Great

Based on weather comfort, crowds, prices, and activity options

Avg High

25°C

Avg Low

16°C

Rainy days

12days

Daylight

14h

Rainfall

189mm

Sunshine

8.8h/day

Humidity

68%

Humid
Sun Strength

7.6

Very High
Wind

14 km/h (gusts 34)

Is May a good time to visit Osaka?

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

Now

--

Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Travel Context

  • Crowds
    Moderate
  • Travel Costs Shoulder Rates

Daylight

Sunrise

04:56

Sunset

18:54

14h daylight

Visiting Osaka in May: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • Fewer crowds and better hotel deals
  • Long daylight hours maximize sightseeing time

Things to Do in May

Recommended for This Weather

🥾 Hiking & nature trails
🏛️ Museums & galleries
🍳 Cooking classes & food tours
🎭 Cultural tours & local experiences

Osaka Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 10°C 3°C 7d (48mm) 7.5h
70% Humid
3.7 Moderate
Good
Feb 11°C 3°C 7d (61mm) 7.9h
68% Humid
4.9 Moderate
Good
Mar 16°C 7°C 11d (116mm) 8.2h
67% Humid
6.1 High
Excellent
Apr 21°C 11°C 9d (140mm) 9h
64% Moderate
7.4 Very High
Excellent
May Current 25°C 16°C 12d (189mm) 8.8h
68% Humid
7.6 Very High
Good
Jun 28°C 21°C 13d (224mm) 8.6h
73% Humid
7.4 Very High
Wet
Jul 32°C 26°C 16d (255mm) 9.2h
75% Muggy
7.3 Very High
Wet
Aug 34°C 27°C 12d (163mm) 10.1h
71% Muggy
7.4 Very High
Good
Sep 31°C 24°C 12d (130mm) 8.6h
72% Muggy
5.9 High
Good
Oct 24°C 16°C 11d (143mm) 8h
72% Humid
5 Moderate
Excellent
Nov 19°C 10°C 5d (72mm) 7.9h
72% Humid
4 Moderate
Excellent
Dec 12°C 5°C 5d (36mm) 7.8h
70% Humid
3.6 Moderate
Good

⚖️Find Your Ideal Month

Adjust the sliders to weight what matters most to you.

5
3
3
Your Best MonthJunScore: 9
1.Jun
92.Jul
7.63.May
74.Aug
75.Sep
76.Dec
5.67.Jan
5.28.Oct
5.29.Apr
4.710.Nov
4.711.Feb
4.212.Mar
3.4

Where to Stay

See hotels, apartments & rentals around Osaka – live prices from Booking.com, Expedia, Vrbo and more

Open map in new tab

Osaka

Food capital with neon-lit Dotonbori, street food, Osaka Castle, and vibrant nightlife.

View Full Destination Guide

What to Pack for May

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Moderate Moderate

🎒Personalized Packing List

Tell us about your trip and we'll create a custom packing list based on the weather.

Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Osaka?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is May a good time to visit Osaka?
May is typically good for visiting Osaka, with average highs of 25°C and around 12 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Osaka in May?
Evenings in Osaka during May are mild at 16°C. A light cardigan or long sleeves for evenings is usually enough. Outdoor dining remains comfortable, making it a great time to enjoy rooftop bars and terrace restaurants.
What should I pack for Osaka in May?
With highs of 25°C and lows of 16°C in May, we recommend: Compact umbrella, Waterproof jacket/shell, Lightweight breathable clothes, Sunscreen SPF 30+. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Osaka in May?
Osaka typically sees around 12 rainy days in May. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Osaka in May?
In May, Osaka gets approximately 14 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is May peak season in Osaka?
No, May is not peak season in Osaka. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Asia/Tokyo)

Last Updated: February 2026

More Osaka Guides

Best Time to Visit

Coming soon

Things to Do

Coming soon

Where to Stay

Best neighborhoods and hotel recommendations

Find Hotels →

Cost & Budget

Daily costs, money-saving tips, and budget breakdown

Read Guide →

Itineraries

Coming soon

Overview

Complete travel guide for Osaka: top things to do, itineraries, and typical costs.

Read Full Guide →