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Itami Osaka International Airport

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Itami Osaka International Airport Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Itami Osaka International Airport year round climate

  • Spring (March–May): Average 10.5–19.4°C, mild climate but with relatively high rainfall, especially in April. Common activities: flower viewing, hiking. Recommended clothing: light jacket, long-sleeved shirt, and rain gear are essential.
  • Summer (June–August): Average 23.7–29.7°C, hot and humid with relatively high rainfall. Common activities: beach activities, indoor sightseeing. Recommended clothing: light and breathable clothing, sun hat, and sunscreen.
  • Autumn (September–November): Average 19.5–27.3°C, pleasant climate with gradually decreasing rainfall. Common activities: autumn leaves viewing, outdoor activities. Recommended clothing: comfortable long-sleeved shirts and light jackets.
  • Winter (December–February): Average 5.3–7.4°C, cold and dry with the least rainfall. Common activities: indoor sightseeing, onsen experience. Recommended clothing: warm coat, sweater, scarf, and other warm clothing.

Itami Osaka International Airport climatological average

Annual average temperature: approx. 17°C / Annual rainfall: approx. 1718 mm / Summer humidity: 70%–80% / Rainiest month: June

Itami Osaka International Airport monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
5.3°C
38.7
February
6.2°C
66.5
March
10.5°C
122.6
April
16.4°C
159.1
May
19.4°C
228.1
June
23.7°C
267.4
July
28.7°C
231.6
August
29.7°C
166.8
September
27.3°C
177.1
October
19.5°C
133.6
November
13.9°C
100.2
December
7.4°C
26.6

Itami Osaka International Airport weather for the next seven days

5/18
Monday
Sunny
28.7°C/14.8°C
5/19
Tuesday
Sunny
27.7°C/17.3°C
5/20
Wednesday
Heavy rain
21°C/18.3°C
5/21
Thursday
Heavy rain
18.5°C/17.6°C
5/22
Friday
Patchy rain nearby
18.7°C/16.5°C
5/23
Saturday
Sunny
26.1°C/15.1°C
5/24
Sunday
Patchy rain nearby
25.5°C/20.1°C

Itami Osaka International Airport Frequently Asked Questions and Useful Information for Travel

Does Itami Airport handle international flights?

Itami Airport does not manage international flights. For trips outside Japan, you'll fly to or from Kansai Airport.

How busy is Itami Airport?

In 2018, Itami was the seventh busiest airport in Japan, serving 16.3 million passengers. While Kansai International Airport handled far more passengers in the Kansai region, Itami remains a significant hub.

Which airport is better to fly into, KIX or ITM?

For international flights, Kansai International Airport (KIX) is your only option, as it took over ITM Airport's international operations in 1994. For domestic flights, both KIX and ITM offer strong competition. However, if proximity to the city center is a priority, Itami Airport is the better choice.

Is ITM or KIX closer to Osaka city center?

Osaka Itami Airport (ITM) is considerably closer to central Osaka than Kansai International Airport (KIX). ITM is situated approximately 13-16 kilometers north of the city, whereas KIX is located on an artificial island about 40 kilometers south of Osaka.

What is the main purpose of Itami Osaka International Airport?

Osaka Itami Airport (ITM) primarily serves domestic flights within Japan, making it a convenient gateway for travel within the country.