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WorldPeru → Callao

Weather in Callao — today

Tomorrow Day after tomorrow 3 days Week 14 days Month forecast Weather archive
Now in Callao
☁️
+20°
Overcast
Feels like +20° · humidity 85%
Today 12.9: +24° / +20°
🕐 01:25
Wind
12 km/h
UV index
0
Air (AQI)
29 · Good
Precipitation
0%
Humidity
85%
Pressure
1013 hPa
Sunrise / sunset
06:04 / 18:04
Sea temperature
🌊 +22°

👕 What to wear today

Warm — a T-shirt and light trousers or shorts.
Weather for an activity:

Detailed weather information for Callao

Today, 12 September, Saturday, in Callao (Peru): partly cloudy, warm. During the day the air will warm up to +24°, at night around +20°. Due to the wind it feels like +20°. Wind up to 19 km/h. No precipitation expected, you won't need an umbrella. Light summer clothing will do — a T-shirt and shorts or light trousers. The sea has warmed up to +22° — great for swimming. The sun will rise at 06:04 and set at 18:04 — daylight lasts 12 hours.

Hourly weather in Callao

🌅 sunrise 06:04 🌇 sunset 18:04☁️🌤️🌤️☁️☁️+20°+20°+20°+23°+23°+22°+21°+20°01:0004:0007:0010:0013:0016:0019:0022:00
💧 No precipitation expected on this day. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).

Weather in Callao for 14 days

Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).
Today 12.9
☁️
+20° +24°
Morning
+20°
Day
☁️
+24°
Evening
🌇
+21°
Night
🌙
+20°
Overcast · precipitation 0% · wind up to 19 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Tomorrow 13.9
🌦️
💧 2%
+19° +23°
Morning
+21°
Day
🌦️
+23°
Evening
🌇
+20°
Night
🌙
+19°
Drizzle · precipitation 2% · wind up to 19 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
Mon 14.9
☁️
+19° +23°
Morning
☁️
+20°
Day
☁️
+23°
Evening
🌇
+22°
Night
🌙
+19°
Overcast · precipitation 0% · wind up to 15 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.
Tue 15.9
💧 2%
+19° +24°
Morning
+21°
Day
+24°
Evening
🌇
+23°
Night
🌙
+19°
Partly cloudy · precipitation 2% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Wed 16.9
☁️
💧 9%
+19° +24°
Morning
☁️
+21°
Day
☁️
+24°
Evening
🌇
+23°
Night
🌙
+19°
Overcast · precipitation 9% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Thu 17.9
🌦️
💧 12%
+19° +24°
Morning
🌦️
+21°
Day
🌦️
+24°
Evening
🌇
+23°
Night
🌙
+19°
Drizzle · precipitation 12% · wind up to 17 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Fri 18.9
☁️
💧 6%
+19° +24°
Morning
☁️
+21°
Day
☁️
+24°
Evening
🌇
+23°
Night
🌙
+19°
Overcast · precipitation 6% · wind up to 18 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Sat 19.9
☁️
💧 8%
+20° +24°
Morning
☁️
+21°
Day
☁️
+24°
Evening
🌇
+23°
Night
🌙
+20°
Overcast · precipitation 8% · wind up to 15 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Sun 20.9
☁️
+20° +24°
Morning
☁️
+21°
Day
☁️
+24°
Evening
🌇
+23°
Night
🌙
+20°
Overcast · precipitation 0% · wind up to 15 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Mon 21.9
☁️
+20° +24°
Morning
☁️
+21°
Day
☁️
+24°
Evening
🌇
+23°
Night
🌙
+20°
Overcast · precipitation 0% · wind up to 14 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Tue 22.9
☁️
+20° +24°
Morning
☁️
+21°
Day
☁️
+24°
Evening
🌇
+23°
Night
🌙
+20°
Overcast · precipitation 0% · wind up to 16 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Wed 23.9
☁️
💧 2%
+20° +25°
Morning
☁️
+22°
Day
☁️
+25°
Evening
🌇
+24°
Night
🌙
+20°
Overcast · precipitation 2% · wind up to 13 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Thu 24.9
☁️
💧 2%
+20° +25°
Morning
☁️
+22°
Day
☁️
+25°
Evening
🌇
+24°
Night
🌙
+20°
Overcast · precipitation 2% · wind up to 12 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.
Fri 25.9
☁️
+21° +25°
Morning
☁️
+22°
Day
☁️
+25°
Evening
🌇
+24°
Night
🌙
+21°
Overcast · precipitation 0% · wind up to 13 km/h.
😊 Warm and comfortable. Perfect for walks, the beach and sightseeing.

🗺️ Precipitation radar

Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.
Rain intensity:lightmoderateheavy

🎯 What to do in this weather — indices of the day

Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.
🏖️ Beach
75 / 100
for sea and sun · Good
🏊 Swimming
76 / 100
water 22° · Good
🏃 Running
72 / 100
comfort for running · Good
🧴 UV
0%
moderate · low
☂️ Rain
0%
unlikely · low
✨ Stars
88 / 100
evening visibility · Excellent
🧺 Laundry drying
59 / 100
will dry outside · Average
🚗 Car wash
95 / 100
no rain expected · Excellent

🌫️ Air quality

29
Good air
European AQI
PM2.5: 10PM10: 17O₃: 53NO₂: 6
The air is clean — you can walk and exercise outside.

🌅 Sun, moon and sea

Sunrise
06:04
Sunset
18:04
Golden hour
17:36
Daylight
12 h (+1 min vs yesterday)
Sea temperature
+22°
🌊 moderate, waves 1.8 m.

Callao climate by month

Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.
+26°
+20°
Jan
+26°
+21°
Feb
+26°
+21°
Mar
+25°
+19°
Apr
+22°
+18°
May
+20°
+16°
Jun
+20°
+15°
Jul
+19°
+15°
Aug
+20°
+15°
Sep
+21°
+16°
Oct
+22°
+17°
Nov
+24°
+18°
Dec
swipe sideways →
Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit
Month Day Night Sea Precipitation What to pack and what makes the month notable (events, nuances)
January +26° +20° +20° 15 mm The most pleasant season: +26° by day, comfortable all day long. 😊 light summer clothing. Sea at +20° — swimmable, refreshing. Weather-wise, one of the three best months to visit.
February +26° +21° +21° 26 mm Warm and comfortable: +26° by day, +21° at night. 😊 light summer clothing. Sea at +21° — swimmable, refreshing. This is the hottest month of the year in Callao.
March +26° +21° +21° 22 mm Gentle warmth — about +26° daytime, great walking weather. 😊 light summer clothing. Sea at +21° — swimmable, refreshing. Weather-wise, one of the three best months to visit.
April +25° +19° +21° 6 mm The most pleasant season: +25° by day, comfortable all day long. 😊 light summer clothing. Sea at +21° — swimmable, refreshing.
May +22° +18° +20° 1 mm One of the best times to visit: +22° by day, fresh nights. 🙂 a sweater for the evening. Sea at +20° — swimmable, refreshing.
June +20° +16° +19° 1 mm Ideal weather: +20° daytime — neither hot nor cold. 🙂 a sweater for the evening. Sea at +19° — swimmable, refreshing. The shortest daylight of the year — it gets dark early.
July +20° +15° +18° 1 mm The most pleasant season: +20° by day, comfortable all day long. 🙂 a sweater for the evening. Sea at +18° — swimmable, refreshing.
August +19° +15° +18° 1 mm One of the best times to visit: +19° by day, fresh nights. 🙂 a sweater for the evening. Sea at +18° — swimmable, refreshing. This is the coldest month of the year.
September +20° +15° +17° 2 mm Ideal weather: +20° daytime — neither hot nor cold. 🙂 a sweater for the evening. The water is cold (+17°) — swimming is for the brave.
October +21° +16° +17° 2 mm The most pleasant season: +21° by day, comfortable all day long. 🙂 a sweater for the evening. The water is cold (+17°) — swimming is for the brave.
November +22° +17° +18° 2 mm One of the best times to visit: +22° by day, fresh nights. 🙂 a sweater for the evening. Sea at +18° — swimmable, refreshing.
December +24° +18° +19° 6 mm Ideal weather: +24° daytime — neither hot nor cold. 🙂 a sweater for the evening. Sea at +19° — swimmable, refreshing. The longest daylight hours of the year — more time for everything.

When to visit Callao

✅ Recommended time to visit
🌟 Best time: January, February, March
Daytime air+26…+26°
Sea temperature+20…+21°
Precipitationrare
Why: comfortable +26…+26° by day, little rain.
⚠️ Doable, with caveats
🌤️ Shoulder season: April, May, June, October, November, December
Daytime air+20…+25°
Sea temperature+17…+21°
Precipitationalmost none
Why: cool (+20…+25°) — not beach season, but great for city sights and museums.
🔴 Not the best time
🌤️ Shoulder season: July, August, September
Daytime air+19…+20°
Sea temperature+17…+18°
Precipitationnone
Bottom line: the best time to visit Callao is January – March, and the most comfortable months are January, February, March. The toughest months to visit are July, August, September: cool and damp.

🌡️ Today vs the climate normal

Today's high
+24°
Normal for September
+20°
Deviation
4° warmer than normal
A year ago on this day
+19°
Record for this date
+23° (1997)
The normal, “a year ago” and the record come from the weather archive since 1940 (Open-Meteo / ERA5).

Weather archive for Callao

📅 See what the weather was like on any day since 1940. For example: “what was the weather on March 2, 2021”.

Show the archive for the selected day →

Weather in cities near Callao

Frequently asked questions about the weather in Callao

What is the weather in Callao right now?
Overcast, +20°, feels like +20°.
Will it rain in Callao today?
No: 0% chance, 0 mm.
When is the best time to visit Callao?
Best time to visit — January – March.
Can you swim in Callao in summer?
In winter the water is around +19° — swimmable, refreshing. In summer the sea warms up to +20°.
What time are sunrise and sunset in Callao?
Sunrise 06:04, sunset 18:04.
Does it snow in Callao in winter?
No, it practically never snows.
What is the climate in Callao by month?
Summers up to +26° in February, winters around +15° in August; the wettest month is February.
Is it cold in Callao in winter?
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.