Peru · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Arequipa are September, October and November, when daytime temperatures are agreeable and rainfall is relatively low.
Arequipa sees its warmest weather in October, when daytime highs average around 22°C, and its coolest in March (around 19°C).
Annual precipitation totals roughly 167mm — February is typically the wettest month (~51mm) and July the driest (~1mm).
Rainfall is spread fairly evenly through the year, so no single season is dramatically wetter than the rest.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 61 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 19° / 12°C | 45mm | 🌟 Great |
| February | 19° / 13°C | 51mm | 🌟 Great |
| March | 19° / 12°C | 36mm | 🌟 Great |
| April | 19° / 11°C | 6mm | 🌟 Great |
| May | 20° / 9°C | 2mm | 🌟 Great |
| June | 20° / 8°C | 2mm | 🌟 Great |
| July | 20° / 8°C | 1mm | 🌟 Great |
| August | 21° / 9°C | 3mm | 🌟 Great |
| September | 22° / 10°C | 3mm | 🌟 Great |
| October | 22° / 11°C | 3mm | 🌟 Great |
| November | 22° / 12°C | 4mm | 🌟 Great |
| December | 21° / 12°C | 11mm | 🌟 Great |
January in Arequipa is pleasantly warm, with average daytime highs around 19°C (66°F) and nighttime lows near 12°C (54°F). Expect roughly 45mm of precipitation, with little rainfall.
🎒 What to pack — light layers · comfortable walking shoes
February in Arequipa is pleasantly warm, with average daytime highs around 19°C (66°F) and nighttime lows near 13°C (55°F). Expect roughly 51mm of precipitation, with little rainfall.
🎒 What to pack — light layers · comfortable walking shoes
March in Arequipa is mild, with average daytime highs around 19°C (66°F) and nighttime lows near 12°C (54°F). Expect roughly 36mm of precipitation, with little rainfall.
🎒 What to pack — light jacket · layers for cool evenings
April in Arequipa is pleasantly warm, with average daytime highs around 19°C (67°F) and nighttime lows near 11°C (52°F). Expect roughly 6mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
May in Arequipa is pleasantly warm, with average daytime highs around 20°C (69°F) and nighttime lows near 9°C (49°F). Expect roughly 2mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
June in Arequipa is pleasantly warm, with average daytime highs around 20°C (69°F) and nighttime lows near 8°C (47°F). Expect roughly 2mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
July in Arequipa is pleasantly warm, with average daytime highs around 20°C (69°F) and nighttime lows near 8°C (46°F). Expect roughly 1mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
August in Arequipa is pleasantly warm, with average daytime highs around 21°C (70°F) and nighttime lows near 9°C (48°F). Expect roughly 3mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
September in Arequipa is pleasantly warm, with average daytime highs around 22°C (71°F) and nighttime lows near 10°C (50°F). Expect roughly 3mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
October in Arequipa is pleasantly warm, with average daytime highs around 22°C (72°F) and nighttime lows near 11°C (52°F). Expect roughly 3mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
November in Arequipa is pleasantly warm, with average daytime highs around 22°C (71°F) and nighttime lows near 12°C (53°F). Expect roughly 4mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
December in Arequipa is pleasantly warm, with average daytime highs around 21°C (69°F) and nighttime lows near 12°C (54°F). Expect roughly 11mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes