| Official Name: | Melnsils |
| Native Name: | Livonian Mustānum |
| Settlement Type: | Village |
| Pushpin Map: | Latvia |
| Pushpin Map Caption: | Location in Latvia |
| Subdivision Type: | Country |
| Subdivision Type1: | Municipality |
| Subdivision Name1: | Talsi Municipality |
| Subdivision Type2: | Parish |
| Subdivision Name2: | Roja Parish |
| Unit Pref: | Imperial |
| Population As Of: | 2015 |
| Population Total: | 164 |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Coordinates: | 57.6526°N 22.5736°W |
| Elevation M: | 13 |
| Postal Code Type: | Postal code |
| Postal Code: | LV-3276 Melnsils |
Melnsils (Livonian: Mustānum) is a small village in Roja Parish, Talsi Municipality in the Courland region of Latvia. It is one of twelve Livonian villages on the Līvõd rānda - the Livonian Coast.
Melnsils camping site is located right by the sea, just 10 km away from Kolka, near the Slītere National Park, the sea-cliffs, and fascinating walking paths in the woods. It is located about 1 km from the highway P131.
Melnsils camping site is ideal for recreational activities and organization of sports events for up to 300 persons.
The continental climate prevails in the area. The annual average temperature is 6 °C. The warmest month is August, when the average temperature is 17 °C, and the coldest is January, with -4 °C.[1]