| Monte Hermoso | |
| Native Name: | Partido de Monte Hermoso |
| Settlement Type: | Department |
| Image Blank Emblem: | Monte hermoso municipio logo.png |
| Blank Emblem Size: | 150 |
| Coordinates: | -38.9833°N -76°W |
| Subdivision Type: | Country |
| Subdivision Name: | Argentina |
| Established Title: | Established |
| Established Date: | 1978 |
| Seat Type: | Seat |
| Seat: | Monte Hermoso |
| Leader Party: | P.J. |
| Leader Title: | Mayor |
| Leader Name: | Marcos Fernández |
| Unit Pref: | Metric |
| Area Total Km2: | 230 |
| Population Total: | 5602 |
| Population Density Km2: | auto |
| Postal Code Type: | Postal Code |
| Postal Code: | B8153 |
| Postal2 Code Type: | IFAM |
| Postal2 Code: | BUE084 |
| Area Code Type: | Area Code |
| Area Code: | 02921 |
Monte Hermoso Partido is a partido on the Atlantic coast of Buenos Aires Province in Argentina.
The provincial subdivision has a population of about 5,000 inhabitants in an area of 2300NaN0. Its capital city is Monte Hermoso, 6940NaN0 from Buenos Aires.
Monte Hermoso is a resort (beach) town on the Southern Atlantic coast. The beaches extend for a length of 320NaN0 with a slight decline behind a string of dunes.
Monte Hermoso is situated in the eastern limit of a convergence zone between northern tropical air and southern (polar) cold fronts. It is generally breezy with a strong oceanic influence. The average maximum temperature is 26°C and the low is 5°C inland in winter.