Get detailed, altitude-specific weather forecasts for mountains across Japan. Plan your hikes with confidence using precise temperature, precipitation, and wind predictions. Stay safe with real-time condition updates and expert-監修 meteorological data.
2.4.0
March 25, 2026
いつも登山天気をご利用いただきありがとうございます。 今回のアップデートは以下になります。 ・天気予報のUIに関する改善を行いました。
More山頂・登山口の天気、雨雲の動きを一目で確認。1ヶ月お試しでご利用頂けます（初めての方限定）
This app provides official, detailed mountain weather forecasts for Japan, curated by the Japan Meteorological Association. It offers altitude-specific predictions for temperature, precipitation, wind, and more, helping users plan safe and comfortable hikes.
The premium plan offers an extended 14-day weather outlook, hourly weather updates for precise on-trail monitoring, and access to all seasonal features like snow maps. It aims to provide a more comprehensive planning and safety tool for avid mountaineers.
The app offers a free tier with essential weather information. Paid options include a 'Light Plan' (monthly) and a 'Premium Plan' (monthly or annual) which unlocks advanced features like the 14-day forecast and hourly updates. A 30-day free trial is available for the premium plan.
The provided data does not specify exact compatibility details. However, as a mobile application, it is designed for smartphones and tablets. Users should check the app store listing for specific operating system requirements (e.g., iOS or Android versions).
This app is designed for hikers, mountaineers, and outdoor enthusiasts in Japan who require accurate and detailed weather information for planning and executing their mountain activities safely. It covers popular mountains and the broader Japanese mountain range.
