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| Location | Type | Country | Continent | Website |
| Maine | Area | United States of America | North America | weather-maine.com |
| Málaga | City | Spain | Europe | weather-malaga.com |
| Malta | Country and Island | Malta | Europe | weather-malta.com |
| Maryland | Area | United States of America | North America | weather-maryland.com |
| Massachusetts | Area | United States of America | North America | weather-massachusetts.com |
| Mauritius | Country and Island | Mauritius | Africa | weather-mauritius.com |
| Mexico | Country | Mexico | North America | weather-mexico.com |
| Miami | City | United States of America | North America | weather-miami.com |
| Michigan | Area | United States of America | North America | weather-michigan.com |
| Minnesota | Area | United States of America | North America | weather-minnesota.com |
| Mississippi | Area | United States of America | North America | weather-mississippi.com |
| Missouri | Area | United States of America | North America | weather-missouri.com |
| Montana | Area | United States of America | North America | weather-montana.com |
| Montreal | City | Canada | North America | weather-montreal.com |
| Morocco | Country | Morocco | Africa | weather-morocco.com |
| Macau | Country | Macau | Asia | weathermacau.com |
| Macedonia | Country | Macedonia | Europe | weathermacedonia.com |
| Machala | City | Ecuador | South America | weathermachala.com |
| Madagascar | Country and Island | Madagascar | Africa | weathermadagascar.com |
| Madeira | Islands | Portugal | Europe | weathermadeira.com |
| Madrid | City | Spain | Europe | weathermadrid.com |
| Magadan | City | Russian Federation | Asia | weathermagadan.com |
| Mahe | Islands | Seychelles | Africa | weathermahe.com |
| Majuro | City | Marshall Islands | Australia and Oceania | weathermajuro.com |
| Makassar | City | Indonesia | Asia | weathermakassar.com |
| Malabo | City | Equatorial Guinea | Africa | weathermalabo.com |
| Malawi | Country | Malawi | Africa | weathermalawi.com |
| Malaysia | Country | Malaysia | Asia | weathermalaysia.com |
| Maldives | Country and Island | Maldives | Asia | weathermaldives.com |
| Male | City | Maldives | Asia | weathermale.com |
| Mali | Country | Mali | Africa | weathermali.com |
| Malibu | City | United States of America | North America | weathermalibu.com |
| Malindi | City | Kenya | Africa | weathermalindi.com |
| Majorca | Islands | Spain | Europe | weathermallorca.com |
| Maluku Islands | Islands | Indonesia | Asia | weathermalukuislands.com |
| Managua | City | Nicaragua | South America | weathermanagua.com |
| Manama | City | Bahrain | Asia | weathermanama.com |
| Manaus | City | Brazil | South America | weathermanaus.com |
| Manchester | City | United Kingdom | Europe | weathermanchester.com |
| Manila | City | Philippines | Asia | weathermanila.com |
| Manzanillo | City | Mexico | North America | weathermanzanillo.com |
| Maputo | City | Mozambique | Africa | weathermaputo.com |
| Maracaibo | City | Venezuela | South America | weathermaracaibo.com |
| Marbella | City | Spain | Europe | weathermarbella.com |
| Marmaris | City | Turkey | Asia | weathermarmaris.com |
| Marquesas Islands | Islands | French Polynesia | Australia and Oceania | weathermarquesasislands.com |
| Marrakech | City | Morocco | Asia | weathermarrakech.com |
| Marseille | City | France | Europe | weathermarseille.com |
| Marshall Islands | Country and Island | Marshall Islands | Australia and Oceania | weathermarshallislands.com |
| Martinique | Country and Island | Martinique | North America | weathermartinique.com |
| Maryland | Area | United States of America | North America | weathermaryland.com |
| Mascarene Islands | Islands | Africa | weathermascareneislands.com | |
| Maseru | City | Lesotho | Africa | weathermaseru.com |
| Massachusetts | Area | United States of America | North America | weathermassachusetts.com |
| Matarraña | Area | Spain | Europe | weathermatarrana.com |
| Maui | Islands | United States of America | North America | weathermaui.com |
| Mauritania | Country | Mauritania | Africa | weathermauritania.com |
| Mayotte | City | Comoros | Africa | weathermayotte.com |
| Mazatlán | City | Mexico | North America | weathermazatlan.com |
| Mbabane | City | Swaziland | Africa | weathermbabane.com |
| Melbourne | City | Australia | Australia and Oceania | weathermelbourne.com |
| Melilla | Area | Spain | Europe | weathermelilla.com |
| Minorca | Islands | Spain | Europe | weathermenorca.com |
| Mexico City | City | Mexico | North America | weathermexicocity.com |
| Micronesia | Country and Island | Micronesia | Australia and Oceania | weathermicronesia.com |
| Milan | City | Italy | Europe | weathermilan.com |
| Minneapolis | City | United States of America | North America | weatherminneapolis.com |
| Minsk | City | Belarus | Europe | weatherminsk.com |
| Mississippi | Area | United States of America | North America | weathermississippi.com |
| Missouri | Area | United States of America | North America | weathermissouri.com |
| Mogadishu | City | Somalia | Africa | weathermogadishu.com |
| Moldova | Country | Moldova | Europe | weathermoldova.com |
| Monaco | Country | Monaco | Europe | weathermonaco.com |
| Mongolia | Country | Mongolia | Asia | weathermongolia.com |
| Monrovia | City | Liberia | Africa | weathermonrovia.com |
| Monte Carlo | City | Monaco | Europe | weathermontecarlo.com |
| Montego Bay | City | Jamaica | North America | weathermontegobay.com |
| Montevideo | City | Uruguay | South America | weathermontevideo.com |
| Montserrat | Country and Island | Montserrat | North America | weathermontserrat.com |
| Moorea | Islands | French Polynesia | Australia and Oceania | weathermoorea.com |
| Moroni | City | Comoros | Africa | weathermoroni.com |
| Moscow | City | Russian Federation | Europe | weathermoscow.com |
| Mozambique | Country | Mozambique | Africa | weathermozambique.com |
| Mumbai | City | India | Asia | weathermumbai.com |
| Munich | City | Germany | Europe | weathermunich.com |
| Murcia | City | Spain | Europe | weathermurcia.com |
| Muscat | City | Oman | Asia | weathermuscat.com |
| Myanmar | Country | Myanmar | Asia | weathermyanmar.com |
| Mykonos | Islands | Greece | Europe | weathermykonos.com |
