🇵🇪 Weather in Callao
Map Overlays:
Hourly Forecast for Callao
08:00
19°
18%
09:00
19°
19%
10:00
19°
18%
11:00
20°
20%
12:00
20°
22%
13:00
20°
23%
14:00
20°
24%
15:00
20°
23%
16:00
20°
24%
17:00
20°
24%
18:00
20°
24%
19:00
20°
25%
20:00
20°
25%
21:00
20°
25%
22:00
20°
22%
23:00
20°
23%
00:00
20°
21%
01:00
19°
23%
02:00
19°
22%
03:00
19°
21%
04:00
19°
22%
05:00
19°
23%
06:00
19°
25%
07:00
19°
24%
14-Day Forecast for Callao
2026-08-25
Patchy rain nearby
20° /
19°
2026-08-26
Patchy rain nearby
20° /
19°
2026-08-27
Patchy rain nearby
20° /
19°
2026-08-28
Cloudy
20° /
19°
2026-08-29
Patchy rain nearby
20° /
19°
2026-08-30
Patchy rain nearby
19° /
19°
2026-08-31
Patchy rain nearby
19° /
19°
Additional Forecasts for Callao
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 216.0 μg/m³
O₃ (Ozone) 47.0 μg/m³
NO₂ (Nitrogen Dioxide) 11.1 μg/m³
SO₂ (Sulphur Dioxide) 5.3 μg/m³
PM2.5 (Fine particles) 10.4 μg/m³
PM10 (Coarse particles) 16.3 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Peru
Weather in Callao — FAQ
Answers refreshed each request based on current conditions in Callao.
What is the weather like right now in Callao?
Right now in Callao, Peru the temperature is 19.3°C (feels like 17.9°C), with patchy rain nearby. Relative humidity is 81% and wind is 16.9 km/h.
What is today's high and low temperature in Callao?
Today's forecast high in Callao is 19.9°C and the overnight low is 19.2°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Callao today?
The chance of precipitation in Callao today is 36%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Callao differ from nearby cities?
Even short distances can change temperatures noticeably. Callao's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.