October weather forecast
Arequipa, Peru

October

Weather in October

October in Arequipa brings with it a sunnier, warmer climate. This climb in temperatures, coupled with more daylight hours, encourages more visitors to this picturesque city. The stable weather is accompanied by a mild increase in relative humidity and a slow but steady rise in rainfall. Despite this, the overall increase in cloud cover does not prevent the sun from illuminating Arequipa for the majority of the day. October is one of the warmest months, with temperatures reaching 17.9°C (64.2°F), slightly hotter than the previous month.

Temperature

October is the month when Arequipa's temperatures reach their peak, with averages of 17.9°C (64.2°F) and lows of 8.7°C (47.7°F).

Humidity

The average relative humidity in October is 46%.

Rainfall

In Arequipa, in October, it is raining for 3.5 days, with typically 5mm (0.2") of accumulated precipitation. In Arequipa, Peru, during the entire year, the rain falls for 84.2 days and collects up to 260mm (10.24") of precipitation.

Daylight

The average length of the day in October is 12h and 29min.
On the first day of October, sunrise is at 05:27 and sunset at 17:43. On the last day of the month, sunrise is at 05:08 and sunset at 17:50 -05.

Sunshine

The average sunshine in October is 9.9h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 4. January through December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during October leads to these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the warmest month?
The warmest month is October, with an average high-temperature of 17.9°C (64.2°F) and an average low-temperature of 8.7°C (47.7°F).
What is the average October temperature?
Arequipa in October has an average high-temperature of 17.9°C (64.2°F) and an average low-temperature of 8.7°C (47.7°F).
What is the average humidity in October?
In October, the average relative humidity is 46%.
How much does it rain in Arequipa in October?
In Arequipa, in October, it is raining for 3.5 days, with typically 5mm (0.2") of accumulated precipitation.
How many hours of daylight does Arequipa have in October?
In Arequipa, the average day length in October is 12h and 29min.
What time are sunrise and sunset in October?
In October, on the first day of the month, sunrise is at 05:27 and sunset at 17:43. On the last day of the month, sunrise is at 05:08 and sunset at 17:50 -05.
How many hours of sunshine does Arequipa have in October?
In October, the average sunshine duration is 9.9h.
When is the highest UV index?
January through December, with an average maximum UV index of 4, are months with the highest UV index.
What are the months with the lowest UV index?
The months with the lowest UV index are January through December, with an average maximum UV index of 4.
What is the UV index intensity in October?
In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in October
Arequipa, Peru
  • Average high temperature in October: 17.9°C

The warmest month (with the highest average high temperature) is October (17.9°C).
The month with the lowest average high temperature is February (15.2°C).

  • Average low temperature in October: 8.7°C

The month with the highest average low temperature is February (10.7°C).
The coldest month (with the lowest average low temperature) is July (6.7°C).

Average pressure in October
Arequipa, Peru
  • Average pressure in October: 1016.4mbar

The months with the highest atmospheric pressure are June and July (1018.2mbar).
The months with the lowest atmospheric pressure are February and December (1015.1mbar).

Average wind speed in October
Arequipa, Peru
  • Average wind speed in October: 8.4km/h

The windiest month (with the highest average wind speed) is January (9.6km/h).
The calmest month (with the lowest average wind speed) is June (6.5km/h).

Average humidity in October
Arequipa, Peru
  • Average humidity in October: 46%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (35%).

Average rainfall in October
Arequipa, Peru
  • Average rainfall in October: 5mm

The wettest month (with the highest rainfall) is January (81mm).
The driest months (with the least rainfall) are June and August (1mm).

Average rainfall days in October
Arequipa, Peru
  • Average rainfall days in October: 3.5 days

The month with the highest number of rainy days is February (18.2 days).
The month with the least rainy days is August (0.8 days).

Average daylight in October /
Average sunshine in October
Arequipa, Peru
  • Average daylight in October: 12h and 3min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).

  • Average sunshine in October: 9h and 5min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is July (Average sunshine: 7h and 36min).

Average sunshine days in October
Arequipa, Peru
  • Average sunshine days in October: 26.7 days

The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is February (8.5 days).

Average UV index in October
Arequipa, Peru
  • Average UV index in October: 4

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 4).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 4).

Average cloud cover in October
Arequipa, Peru
  • Average cloud cover in October: 8

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 3).

Average visibility in October
Arequipa, Peru
  • Average visibility in October: 10km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).

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