Callao Climate by Month
Callao, Peru
Warm days and mild nights all year, with almost no rain.
The climate in Callao is one of warm days and mild nights all year, with almost no rain. February is the warmest month, with highs around 80°F (26°C); August is the coolest at 65°F (18°C), and nights dip to 56°F (13°C). It gets only 0.4 in (11 mm) of rain a year. The air is humid, averaging 86% relative humidity.
- Warmest month
- 80°F(26°C)
- Average high, February
- Coldest nights
- 56°F(13°C)
- Average low, August
- Rain per year
- 0.4 in(11 mm)
- Wettest: May
- Humidity
- 86%
- Sunniest: February
Best and worst months in Callao
Best for weatherThe most comfortable weather comes in January, April and December, with highs around 76°F (24°C) and almost no rain.
Least pleasantJuly and August are the least pleasant; August is the coldest, with highs of only 65°F (18°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in April.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Callao weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 77°F(25°C) | 66°F(19°C) | 0.0 in(1 mm) | 82% | 5.0 |
| FebFebruary | 80°F(26°C) | 67°F(20°C) | 0.0 in(0 mm) | 85% | 5.2 |
| MarMarch | 79°F(26°C) | 67°F(19°C) | 0.0 in(0 mm) | 83% | 5.0 |
| AprAprilBest | 75°F(24°C) | 64°F(18°C) | 0.0 in(0 mm) | 86% | 4.7 |
| MayMay | 71°F(22°C) | 60°F(16°C) | 0.1 in(2 mm) | 88% | 3.7 |
| JunJune | 68°F(20°C) | 58°F(15°C) | 0.1 in(2 mm) | 87% | 2.2 |
| JulJuly | 66°F(19°C) | 57°F(14°C) | 0.1 in(2 mm) | 86% | 2.1 |
| AugAugust | 65°F(18°C) | 56°F(13°C) | 0.1 in(2 mm) | 89% | 2.6 |
| SepSeptember | 66°F(19°C) | 56°F(14°C) | 0.0 in(1 mm) | 87% | 3.1 |
| OctOctober | 68°F(20°C) | 57°F(14°C) | 0.0 in(1 mm) | 87% | 4.3 |
| NovNovember | 71°F(22°C) | 59°F(15°C) | 0.0 in(0 mm) | 85% | 4.7 |
| DecDecemberBest | 74°F(23°C) | 63°F(17°C) | 0.0 in(0 mm) | 84% | 4.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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