October weather forecastCallao, Peru

October

Weather in October

October in Callao, Peru, further solidifies the spring season with temperatures continuing to warm up from September. Increasing sunlight hours brighten the city, ushering in a vibrant scenario. The sea becomes increasingly inviting, with temperatures escalating to 16.4°C (61.5°F), reviving aquatic recreations. With the decreasing wind speed, outdoor activities and city explorations become pleasantly invigorating. Concurrently, the city's weather continues its dry spell, keeping rainfall at bay.

Temperature

The initiation of October records an average high-temperature of a still pleasant 20.5°C (68.9°F), displaying a near consistency with the previous month. A steady low-temperature average of 15.8°C (60.4°F) is logged in Callao during October, reflecting a modest dip from daytime readings.

Humidity

In October, the average relative humidity in Callao, Peru, is 79%.

Rainfall

The months with the least rainfall in Callao are January, April, May, September through December Rain falls for 0.7 days and accumulates 1mm (0.04") of rain.

Sea temperature

In Callao, Peru, the average seawater temperature in October is 16.4°C (61.5°F).
Note: For most individuals, swimming in 16.4°C (61.5°F) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in October is 12h and 23min.
On the first day of the month, sunrise is at 05:51 and sunset at 18:04. On the last day of October, in Callao, Peru, sunrise is at 05:35 and sunset at 18:08 -05.

Sunshine

The month with the most sunshine in Callao is October, with an average of 11.9h of sunshine.

UV index

May through November, with an average maximum UV index of 5, are months with the lowest UV index in Callao. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In October, the UV index of 5 transforms into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

The high-temperature, in October, in Callao, records 20.5°C (68.9°F), while the low-temperature is 15.8°C (60.4°F).

In Callao, Peru, the average relative humidity in October is 79%.

The months with the least rainfall in Callao, Peru, are January, April, May, September through December Rain falls for 0.7 days and accumulates 1mm (0.04") of rain.

In Callao, Peru, in October, it is raining for 0.7 days, with typically 1mm (0.04") of accumulated precipitation.

In October, the average sea temperature in Callao is 16.4°C (61.5°F). Swimming in 16.4°C (61.5°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

In October, the average day length in Callao, Peru, is 12h and 23min.

On the first day of October in Callao, Peru, sunrise is at 05:51 and sunset at 18:04. On the last day of the month, sunrise is at 05:35 and sunset at 18:08 -05.

October has the most sunshine of the year, with an average of 11.9h of sunshine.

In Callao, Peru, the average sunshine duration in October is 11.9h.

The months with the lowest UV index in Callao are May through November, with an average maximum UV index of 5.

In October, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Callao, Peru

  • Average high temperature in October: 20.5°C

The warmest month (with the highest average high temperature) is February (25.1°C).
The month with the lowest average high temperature is August (19.8°C).

  • Average low temperature in October: 15.8°C

The month with the highest average low temperature is February (21.6°C).
The coldest month (with the lowest average low temperature) is August (15.2°C).

Average pressure in October
Callao, Peru

  • Average pressure in October: 1015.5mbar

The month with the highest atmospheric pressure is August (1016.3mbar).
The month with the lowest atmospheric pressure is February (1013.6mbar).

Average wind speed in October
Callao, Peru

  • Average wind speed in October: 13.8km/h

The windiest month (with the highest average wind speed) is July (14.2km/h).
The calmest month (with the lowest average wind speed) is February (11km/h).

Average humidity in October
Callao, Peru

  • Average humidity in October: 79%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is August (77%).

Average rainfall in October
Callao, Peru

  • Average rainfall in October: 1mm

The wettest months (with the highest rainfall) are February, March, June, July and August (2mm).
The driest months (with the least rainfall) are January, April, May, September, October, November and December (1mm).

Average rainfall days in October
Callao, Peru

  • Average rainfall days in October: 0.7 days

The month with the highest number of rainy days is March (4.6 days).
The month with the least rainy days is November (0.5 days).

Average sea temperature in October
Callao, Peru

  • Average sea temperature in October: 16.4°C

The best month for swimming (with the highest average sea temperature) is March (20.9°C).
The coldest month (with the lowest average sea temperature) is September (15.8°C).

Average daylight in October /
Average sunshine in October
Callao, Peru

  • Average daylight in October: 12h and 24min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 24min).

  • Average sunshine in October: 11h and 54min

The month with the most sunshine is October (Average sunshine: 11h and 54min).
The month with the least sunshine is June (Average sunshine: 7h and 24min).

Average sunshine days in October
Callao, Peru

  • Average sunshine days in October: 25.8 days

The month with the most sunshine days is December (29.2 days).
The month with the least sunshine days is July (18 days).

Average UV index in October
Callao, Peru

  • Average UV index in October: 5

The months with the highest UV index are January, February, March, April and December (UV index 6).
The months with the lowest UV index are May, June, July, August, September, October and November (UV index 5).

Average cloud cover in October
Callao, Peru

  • Average cloud cover in October: 16

The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 11).

Average visibility in October
Callao, Peru

  • Average visibility in October: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).