The best times to visit Arequipa for ideal weather are

November 26th to April 22nd

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Arequipa Travel Info

Weather in Arequipa

Temperature

Average temperatures in Arequipa vary barely at all. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a very low chance of rain or snow throughout the year. The area is more temperate than most — in the 65th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Arequipa, the hottest months are September, November, and then October. See average monthly temperatures below. The warmest time of year is generally late September where highs are regularly around 72.5°F (22.5°C) with temperatures rarely dropping below 49°F (9.4°C) at night.

Arequipa Temperatures (Fahrenheit)

Key
High
Average
Low

Arequipa Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Arequipa Perceived Temperature (F)

Key
High
Average
Low

Arequipa Perceived Temperature (C)

Key
High
Average
Low

 

Average Arequipa Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 68.7 58.7 51.3
Feb 67.2 57.6 50.9
Mar 68.5 58.3 50.5
Apr 69.8 58.6 49.4
May 69.9 57.7 46.8
Jun 70.2 57.3 45.9
Jul 69.7 56.7 45
Aug 70.4 57.7 45.8
Sep 71.5 59.2 47.7
Oct 71 58.9 47.9
Nov 70.5 59 48.1
Dec 69.5 58.9 50

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 20.4 14.8 10.7
Feb 19.6 14.2 10.5
Mar 20.3 14.6 10.3
Apr 21 14.8 9.7
May 21.1 14.3 8.2
Jun 21.2 14.1 7.7
Jul 20.9 13.7 7.2
Aug 21.3 14.3 7.7
Sep 21.9 15.1 8.7
Oct 21.7 14.9 8.8
Nov 21.4 15 8.9
Dec 20.8 14.9 10

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Arequipa are May, June, and then July. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early April. For example, on the week of April 2nd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early February with an average of 2 days of significant precipitation the week of February 5th.

When can you find snow in Arequipa? Weather stations report very large amounts of snow likely to be deepest around November, especially close to early November. The best time to ski (if at all) in Arequipa is often around around November 5th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Arequipa.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Arequipa (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 11% 0 1.5
Feb 18% 0 2.9
Mar 6% 0 0.7
Apr 1% 0 0.1
May 0% 0 0
Jun 0% 0 0
Jul 0% 0 0
Aug 0% 0 0.1
Sep 0% 0 0
Oct 0% 0 0
Nov 0% 39 0
Dec 1% 0 0.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 11 0 3.8
Feb 18 0 7.4
Mar 6 0 1.8
Apr 1 0 0.3
May 0 0 0
Jun 0 0 0
Jul 0 0 0
Aug 0 0 0.3
Sep 0 0 0
Oct 0 0 0
Nov 0 99.1 0
Dec 1 0 0.3

 

Humidity and Wind

Arequipa has some humid months, with some very dry months. The least humid month is August (10.2% relative humidity), and the most humid month is February (66.5%).

Wind in Arequipa is usually calm. The windiest month is August, followed by July and September. August’s average wind speed of around 6.5 knots (7.5 MPH or 12.1 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late November to early December where average top sustained speeds reach 13.1 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Arequipa.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 5.5 Light breeze 12.5 Significant breeze
Feb 5.3 Light breeze 12 Significant breeze
Mar 5.4 Light breeze 12.1 Significant breeze
Apr 5.4 Light breeze 11.4 Significant breeze
May 5.9 Light breeze 11 Significant breeze
Jun 5.9 Light breeze 11.4 Significant breeze
Jul 6.4 Light breeze 11.7 Significant breeze
Aug 6.5 Light breeze 12.2 Significant breeze
Sep 6.2 Light breeze 12.1 Significant breeze
Oct 6 Light breeze 12.3 Significant breeze
Nov 6 Light breeze 12.7 Significant breeze
Dec 5.6 Light breeze 12.6 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 54.7%
Feb 66.5%
Mar 57.7%
Apr 42.3%
May 20.6%
Jun 13.1%
Jul 11.1%
Aug 10.2%
Sep 13.6%
Oct 17%
Nov 22.7%
Dec 36.7%

 

Is it Safe to Travel to Arequipa?

Our best data indicates this area is somewhat safe, but with extra warnings in a few regions. As of Oct 07, 2019 there are travel warnings and regional advisories for Peru; exercise a high degree of caution and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 09, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Arequipa, Peru is May, followed by January and June. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Arequipa in October. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 44.3 in October means 44.3% of the tourists vs. May.

 

 

Overall Arequipa Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 70.9°F (21.6°C) and 67.7°F (19.8°C) with similar temperatures in the later months. Rain is extremely rare with 0 to 2 days of significant precipitation per month. Fall is the busiest for tourism, which makes it a good time for those looking for things to do.

Winter (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with about 0 days of precipitation per month. June – August is fairly slow season for tourism in Arequipa, so lodging and other accommodations may cost slightly less.

Spring (September through November)

Spring daily highs range from 72.5°F (22.5°C) and 70.1°F (21.2°C), which will feel comfortable given the humidity and wind. It rains or snows a trivial amount: approximately 0 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Summer (December through February)

Weather is somewhat cool this time of year in Arequipa to be enjoyable for warm weather travelers. The average high during this season is between 70.3°F (21.3°C) and 66.7°F (19.3°C). On average, it rains or snows a smalll amount: 0 to 5 times per month. These times of year are the second busiest with tourists.

 

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