Peru in July: Weather, Crowds & What to Expect
Climate Map for July
Average temperature across Peru in July.
City Weather in July
| City | High | Low | Rain | UV | Feels |
|---|---|---|---|---|---|
| Lima | 20° | 13° | 5 mm | high | Cool |
| Callao | 19° | 14° | 2 mm | high | Cool |
| Trujillo | 22° | 14° | 0 mm | high | Mild |
| Chiclayo | 24° | 15° | 1 mm | very high | Mild |
| Piura | 27° | 15° | 1 mm | very high | Mild |
| Huancayo | 19° | 2° | 10 mm | extreme | Cool |
| Cusco | 18° | 0° | 3 mm | very high | Cold |
High / low are average daily temperatures (°C). “Feels” reflects how hot or cold it feels, allowing for humidity.
Northern Coast (Tumbes & Piura)
July keeps the hot, dry pattern with little rain and consistently warm seas - perfect for scuba trips to nearby reefs or whale-watching charters when in season. Inland farmers begin dry-season preparations, which makes year-round markets in Sullana and Piura reliably stocked. Pack light linens and sunscreen; if you plan on riding inland you’ll notice dusty unpaved highways.
Central Coast & Lima (Lima, Paracas, Ica)
July remains cool and cloudy in coastal Lima; the Pacific breeze keeps temperatures moderate and fog lingers into late morning on many days. Paracas is slightly brighter compared with Lima and makes for a good base for boat trips to see sea lions and bird colonies. This is high season for domestic tourism around national holidays, so accommodation in Paracas and Huacachina fills quickly.
Southern Coast & Nazca Plateau (Nasca, Arequipa lowlands)
July remains cool and dry with excellent visibility for mountain photography and the chance of early frosts in the highest altiplano pockets. Arequipa’s plaza is busy with travelers and local festivals, while Nazca’s dry winds keep dust down on the plateau. If you plan to drive between towns, expect roads to be reliable but bring warm clothing for pre-dawn starts.
Northern & Central Highlands (Huaraz, Cajamarca, Ancash)
July keeps perfect highland weather: stable, cold mornings, sunny afternoons and very low precipitation, which is why the trekking season peaks and key mountain huts are busy. Expect lively hostels in Huaraz and heavy booking pressure on guided climbs. Bring cold-weather sleeping gear and reserve permits/guides well in advance for popular circuits like Laguna 69 and the Santa Cruz trek.
Cusco & Southern Highlands (Cusco, Sacred Valley, Puno, Colca)
July stays in the dry‑season groove with stable, sunny days and cold nights; this is peak season for trekking and cultural events so towns like Ollantaytambo and Aguas Calientes can be busy. Early starts are common to avoid afternoon winds and to catch dramatic mountain light. Expect heavier prices and fully booked trains - plan logistics well ahead.
Amazon Basin (Loreto, Madre de Dios & Manu)
July keeps the drier pattern with easier walking and better chances of spotting jaguars along riverbanks in Madre de Dios, while dawns can be surprisingly cool and misty. Jungle lodges fill with international visitors seeking wildlife; book specialized excursions early. Waterbird concentrations on exposed sandbars and clearer rivers make photography and birdwatching excellent at this time.