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Arequipa vs Crested Butte
Comparing Arequipa change · Crested Butte change
Arequipa is the warmer of the two — about 15°C on the annual average; Crested Butte is the wetter, with 502 mm more rain a year, and Arequipa the sunnier.
How the seasons compare
The differences between Arequipa and Crested Butte, in everyday terms.
Summers
Crested Butte has hotter summers
Arequipa: Mild
Crested Butte: Mild
Winters
Arequipa has far milder winters
Arequipa: Cool
Crested Butte: Bitterly cold
Rain & snow
Crested Butte is much wetter
Arequipa: Very dry
Crested Butte: Moderate rainfall
Sky
Arequipa is sunnier
Arequipa: Fairly sunny
Crested Butte: Partly cloudy
Month-by-month charts
Temperature
Arequipa is the warmer of the two — about 15°C on the annual average.
Precipitation
Crested Butte is the wetter — about 502 mm more across the year.
Clear skies
Arequipa has the clearer skies — the higher line.
Exact monthly numbers
Tap a metric to open its full table. Desktop shows all twelve months; on a phone each metric splits into Jan–Jun and Jul–Dec.
Avg high (°C) Arequipa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arequipa | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | -26 | -23 | -19 | -15 | -8 | -2 | +2 | — | -4 | -11 | -19 | -26 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Arequipa | 22 | 22 | 23 | 23 | 23 | 23 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 |
| Difference | -26 | -23 | -19 | -15 | -8 | -2 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Arequipa | 23 | 23 | 24 | 24 | 23 | 23 |
| Crested Butte | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | +2 | — | -4 | -11 | -19 | -26 |
Avg low (°C) Arequipa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arequipa | 11 | 12 | 11 | 10 | 8 | 7 | 7 | 8 | 9 | 9 | 9 | 10 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -32 | -30 | -25 | -17 | -10 | -6 | -3 | -4 | -9 | -15 | -22 | -30 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Arequipa | 11 | 12 | 11 | 10 | 8 | 7 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 |
| Difference | -32 | -30 | -25 | -17 | -10 | -6 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Arequipa | 7 | 8 | 9 | 9 | 9 | 10 |
| Crested Butte | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -3 | -4 | -9 | -15 | -22 | -30 |
Precipitation (mm) Crested Butte runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arequipa | 32 | 44 | 17 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | +37 | +20 | +36 | +50 | +38 | +24 | +50 | +50 | +49 | +43 | +51 | +54 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Arequipa | 32 | 44 | 17 | 1 | 0 | 0 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 |
| Difference | +37 | +20 | +36 | +50 | +38 | +24 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Arequipa | 0 | 1 | 0 | 0 | 0 | 3 |
| Crested Butte | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | +50 | +50 | +49 | +43 | +51 | +54 |
Snowfall (cm)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arequipa | — | — | — | — | — | — | — | — | — | — | — | — |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | — | — | — | — | — | — | — | — | — | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Arequipa | — | — | — | — | — | — |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 |
| Difference | — | — | — | — | — | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Arequipa | — | — | — | — | — | — |
| Crested Butte | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | — | — | — | — |
Cloud cover (%) Crested Butte runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arequipa | 65 | 68 | 57 | 40 | 28 | 26 | 25 | 27 | 28 | 36 | 40 | 54 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -11 | -8 | +2 | +22 | +33 | +20 | +32 | +31 | +17 | +7 | +8 | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Arequipa | 65 | 68 | 57 | 40 | 28 | 26 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 |
| Difference | -11 | -8 | +2 | +22 | +33 | +20 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Arequipa | 25 | 27 | 28 | 36 | 40 | 54 |
| Crested Butte | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | +32 | +31 | +17 | +7 | +8 | — |
Relative humidity (%) Crested Butte runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arequipa | 64 | 68 | 66 | 55 | 40 | 36 | 33 | 33 | 35 | 38 | 43 | 54 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | +27 | +26 | +23 | +21 | +24 | +16 | +23 | +26 | +22 | +24 | +34 | +35 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Arequipa | 64 | 68 | 66 | 55 | 40 | 36 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 |
| Difference | +27 | +26 | +23 | +21 | +24 | +16 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Arequipa | 33 | 33 | 35 | 38 | 43 | 54 |
| Crested Butte | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | +23 | +26 | +22 | +24 | +34 | +35 |
How both climates are changing
Both cities are warming. Each city has its own warming trend; see its trends page for the year-by-year detail. Arequipa trends → · Crested Butte trends →
Methodology & sources
Arequipa
Temperature & precipitation — the official 1991–2020 climate normals from SENAMHI, Peru's national weather service, measured at La Pampilla, about 2 km from the city centre.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.
Crested Butte
Temperature & precipitation — 1991–2020 normals computed from 30 years of daily observations at Crested Butte, a weather station, about 1 km from the city centre. The underlying daily records come from NOAA's global station network.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.
← change Arequipa · change Crested Butte → · Arequipa page · Crested Butte page