- RAD Calc
- Radair4D
- Radar & Weather Forecast
- Radar Extreme - NOAA Doppler
- Radar HD - Radar and Alerts
- Radar Live Pro - UK & Europe
- Radar MAX Future Weather Radar
- Radar Pro
- Radar Weather - Rain Forecast
- Radares da Amazônia - SIPAM
- RadarOmega
- Radiation Map Tracker displays worldwide radiation
- Radio Scanner police
- Rain / Shine
- Rain Alarm
- Rain Alarm Pro
- Rain Alarm TV
- Rain Cast
- Rain Cast+
- Rain Harvest
- Rain Harvesting
- Rain Info
- Rain Maps
- RAIN RADAR - Live Weather Maps
- Rain radar and storm tracker for Japan
- Rain Radar App
- Rain Radar Australia
- Rain Radar Lite - Aus Weather
- Rain Radar New Zealand
- Rain Radar Pro - Aus Weather
- RAIN RADAR ° live weather maps
- Rain Radar+ AU - BOM Radar
- RainAlertz
- Rainbird - climate risk alarm
- RainbowChase Weather
- Raindrop Weather
- Raindrops: Rain Sounds BGM
- Walkies Weather
- RainMaker_CWIP
- RainTracker - Daily Weather Gauge
- Rain Viewer: Today Weather
- Rainy
- Rainy Day: Better Sleep
- Rainy Days Rain Radar
- Rainy Routes
- Raise and Set Times - Moonrise, moonset, sunrise, sunset times and compass
- Rancherita Clima
- Range Vision
- Rasidweather
- RASP
- RC WINDS
- Readi – Fires & Floods Near Me
- ReadyMDC
- ReadyTN 2.0
- Real Tides & Currents Chart HD
- Real Weather App
- Real Weather Forecast
- Recuerdame
- Red Clock - Weather & Alarm
- Red Stick Ready - Baton Rouge
- Rain Alerts
- Regionalny System Ostrzegania
- ReinCloud