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| Location | Type | Continent | Website |
| Ibiza - Spain | Islands | Europe | weatheribiza.com |
| Iceland | Islands | Europe | weathericeland.com |
| Idaho - USA | Area | North America | weather-idaho.com |
| Illinois - USA | Area | North America | weather-illinois.com |
| India | Country | Asia | weather-in-india.com |
| Indiana - USA | Area | North America | weather-indiana.com |
| Indonesia | Country | Asia | weatherindonesia.com |
| Iowa - USA | Area | North America | weather-iowa.com |
| Iqaluit - Canada | City | North America | iqaluit.weather-in-canada.com |
| Iran | Country | Asia | weatheriran.com |
| Iraq | Country | Asia | weatheriraq.com |
| Ireland | Country | Europe | weather-ireland.com |
| Ireland - Indiana | City | North America | indiana.weather-ireland.com |
| Ireland - Mississippi | City | North America | mississippi.weather-ireland.com |
| Ireland - Texas | City | North America | texas.weather-ireland.com |
| Ireland - West Virginia | City | North America | westvirginia.weather-ireland.com |
| Isla Margarita - Venezuela | Islands | South America | weatherislamargarita.com |
| Islamabad - Pakistan | City | Asia | weatherislamabad.com |
| Israel | Country | Asia | weatherisrael.com |
| Istanbul - Turkey | City | Asia | weatheristanbul.com |
| Istria - Croatia | Area | Europe | weatheristria.com |
| Italy | Country | Europe | weather-italy.com |
| Italy - Texas | City | North America | texas.weather-italy.com |
| Ivory Coast | Country | Africa | weathercote-divoire.com |
| Ivory Coast | Country | Africa | weatherivorycoast.com |
| Izmir - Turkey | City | Europe | izmir.weather-turkey.com |
