Arequipa weather in January
January is one of the least pleasant months in Arequipa: highs of 18°C (64°F) and about 35 mm (1.4 in) of rain on average. Nights average 5°C (42°F) and cloud cover 63% (NASA POWER, 2001–2025 averages). It is the 2nd wettest month of the year and the 5th coolest. Compared with December, it is cooler and wetter; February brings highs of 17°C (63°F) and 47 mm (1.9 in) of rain.
Figures are long-term averages for Arequipa, the largest city in Arequipa. See below for other places.
Is January a good time to visit Arequipa?
least pleasant month Weather score 75/100.
January is one of the least pleasant months for weather in Arequipa. For better conditions, consider Apr–Nov.
Does it rain a lot in Arequipa in January?
No, it is usually dry: about 35 mm (1.4 in) falls in an average January. It is the 2nd wettest month of the year.
How warm is Arequipa in January?
Days average 18°C (64°F) and nights 5°C (42°F).
Arequipa weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 18°C (64°F) | 5°C (42°F) | 35 mm | 63% | least pleasant |
| February | 17°C (63°F) | 6°C (42°F) | 47 mm | 68% | least pleasant |
| March | 18°C (64°F) | 5°C (42°F) | 25 mm | 57% | fair |
| April | 18°C (65°F) | 5°C (40°F) | 6 mm | 41% | best |
| May | 18°C (64°F) | 3°C (37°F) | 2 mm | 29% | best |
| June | 17°C (63°F) | 2°C (35°F) | 0 mm | 26% | best |
| July | 17°C (63°F) | 2°C (35°F) | 2 mm | 27% | best |
| August | 18°C (65°F) | 2°C (36°F) | 1 mm | 26% | best |
| September | 19°C (66°F) | 3°C (38°F) | 3 mm | 29% | best |
| October | 20°C (67°F) | 4°C (39°F) | 7 mm | 36% | best |
| November | 20°C (67°F) | 5°C (40°F) | 4 mm | 39% | best |
| December | 19°C (65°F) | 5°C (41°F) | 16 mm | 52% | fair |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Arequipa in January
Weather can differ a lot within Arequipa: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Arequipa | 18°C (64°F) | 5°C (42°F) | 35 mm | least pleasant |
| Ciudad Satelite | 18°C (64°F) | 5°C (42°F) | 35 mm | least pleasant |
| Selva Alegre | 18°C (64°F) | 5°C (42°F) | 35 mm | least pleasant |
| Cono Norte | 22°C (72°F) | 12°C (54°F) | 27 mm | least pleasant |
| Jacobo Hunter | 18°C (64°F) | 5°C (42°F) | 35 mm | least pleasant |
| Mollendo | 24°C (74°F) | 18°C (64°F) | 22 mm | fair |
| El Pedregal | 24°C (75°F) | 17°C (63°F) | 26 mm | fair |
| Camaná | 24°C (75°F) | 17°C (63°F) | 26 mm | fair |