- Maater
- Mach Desktop
- Mach Wallpaper
- Madeira Weather
- Madison Daily Leader Extra
- Madrid Airport Info + Radar
- MagicanLite
- Magnetic Storms
- Manchester Airport MAN + Radar
- Manchester Times
- Manchester Weather
- Manila Airport (MNL) + Radar
- ManUniCast: UK and Europe
- Marea
- Mareas
- Marianas Variety News & Views
- Marina4
- Marine Assistance
- Marine Barograph
- Marine Barometer
- Marline
- Mars Weather with Widgets
- Martinsville Bulletin
- MARWIS
- Marés
- Mat-Su Valley Frontiersman
- Material Weather
- Maui Now
- Mausam
- Mausam Info
- Mausam Info
- Max Tracker Hurricane WPLG
- Maybay Sardegna
- MBCアプリ
- MDSS
- PWS Console - Me.teo
- Mebus meter
- Medard Online
- Meet Star Gazers
- Meghdoot
- MegSPCB Environment
- Melbourne Airport Info + Radar
- Melbourne Pollen Count
- Melbourne's Water Storages
- MelbWinds
- MeMeteo: tiempo & radar lluvia
- MenuWeather+
- Mesonet
- Messana
- Met Office Weather Forecast
- Met Éireann Weather Ireland
- Metano
- Metar Italia
- METAR Plot
- METAR Reader
- Metar USA
- METAR Widgets
- METARs Aviation Weather
- Metarsul Meteorologia
- MetarTaf
- METARWatch
- MetaWeather
- Meteo
- METEO
- Meteo - by iLMeteo.it
- Meteo - Previsión, informe del tiempo en mapa
- Meteo - Previsioni by Centro Meteo Italiano
- Meteo abruzzo
- Meteo Aeronautica
- Meteo Alarm
- Meteo Alto Adige / Südtirol
- Meteo Andorra
- Meteo Calc: Tiempo
- Meteo DFI
- METEO EMILIA ROMAGNA
- METEO FVG
- Meteo HD - by iLMeteo.it
- Meteo HD Plus - by iLMeteo.it
- Meteo In Trentino
- Meteo IPMA
- Meteo Monitor for PWS
- Meteo Monitor for PWS PRO
- Meteo 3R
- Meteo Plus - by iLMeteo.it
- Meteo Radar Pro
- Meteo Sat
- METEO TRENTINO
- METEO VENETO