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Crested Butte vs Johannesburg
Comparing Crested Butte change · Johannesburg change
Johannesburg is the warmer of the two — about 17°C on the annual average; Johannesburg is the wetter, with 184 mm more rain a year, and Johannesburg the sunnier.
How the seasons compare
The differences between Crested Butte and Johannesburg, in everyday terms.
Summers
Johannesburg has hotter summers
Crested Butte: Mild
Johannesburg: Warm
Winters
Johannesburg has far milder winters
Crested Butte: Bitterly cold
Johannesburg: Cool
Rain & snow
Johannesburg is wetter
Crested Butte: Moderate rainfall
Johannesburg: Moderate rainfall
Sky
Johannesburg is sunnier
Crested Butte: Partly cloudy
Johannesburg: Fairly sunny
Month-by-month charts
Temperature
Johannesburg is the warmer of the two — about 17°C on the annual average.
Precipitation
Johannesburg is the wetter — about 184 mm more across the year.
Clear skies
Johannesburg 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) Johannesburg runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 | 25 | 23 | 19 | 13 | 4 | -3 |
| Johannesburg | 28 | 28 | 27 | 25 | 23 | 20 | 20 | 23 | 27 | 28 | 28 | 28 |
| Difference | +32 | +30 | +24 | +17 | +8 | -1 | -5 | — | +8 | +16 | +24 | +31 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 |
| Johannesburg | 28 | 28 | 27 | 25 | 23 | 20 |
| Difference | +32 | +30 | +24 | +17 | +8 | -1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Crested Butte | 25 | 23 | 19 | 13 | 4 | -3 |
| Johannesburg | 20 | 23 | 27 | 28 | 28 | 28 |
| Difference | -5 | — | +8 | +16 | +24 | +31 |
Avg low (°C) Johannesburg runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 | 4 | 4 | -0 | -6 | -13 | -20 |
| Johannesburg | 16 | 16 | 15 | 12 | 8 | 5 | 5 | 7 | 11 | 13 | 15 | 16 |
| Difference | +37 | +35 | +28 | +19 | +10 | +4 | +1 | +4 | +11 | +19 | +27 | +36 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 |
| Johannesburg | 16 | 16 | 15 | 12 | 8 | 5 |
| Difference | +37 | +35 | +28 | +19 | +10 | +4 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Crested Butte | 4 | 4 | -0 | -6 | -13 | -20 |
| Johannesburg | 5 | 7 | 11 | 13 | 15 | 16 |
| Difference | +1 | +4 | +11 | +19 | +27 | +36 |
Precipitation (mm) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 | 50 | 50 | 49 | 43 | 51 | 57 |
| Johannesburg | 134 | 125 | 104 | 47 | 7 | 3 | 4 | 3 | 15 | 77 | 144 | 122 |
| Difference | +65 | +61 | +51 | -4 | -32 | -21 | -46 | -47 | -34 | +34 | +93 | +65 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 |
| Johannesburg | 134 | 125 | 104 | 47 | 7 | 3 |
| Difference | +65 | +61 | +51 | -4 | -32 | -21 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Crested Butte | 50 | 50 | 49 | 43 | 51 | 57 |
| Johannesburg | 4 | 3 | 15 | 77 | 144 | 122 |
| Difference | -46 | -47 | -34 | +34 | +93 | +65 |
Snowfall (cm)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 | 0 | 0 | 3 | 20 | 66 | 88 |
| Johannesburg | — | — | — | — | — | — | — | — | — | — | — | — |
| Difference | — | — | — | — | — | — | — | — | — | — | — | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 |
| Johannesburg | — | — | — | — | — | — |
| Difference | — | — | — | — | — | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Crested Butte | 0 | 0 | 3 | 20 | 66 | 88 |
| Johannesburg | — | — | — | — | — | — |
| Difference | — | — | — | — | — | — |
Cloud cover (%) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 | 57 | 58 | 46 | 44 | 49 | 54 |
| Johannesburg | 61 | 57 | 50 | 40 | 25 | 20 | 18 | 21 | 29 | 47 | 58 | 65 |
| Difference | +6 | -3 | -10 | -23 | -36 | -26 | -39 | -37 | -17 | +4 | +10 | +11 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 |
| Johannesburg | 61 | 57 | 50 | 40 | 25 | 20 |
| Difference | +6 | -3 | -10 | -23 | -36 | -26 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Crested Butte | 57 | 58 | 46 | 44 | 49 | 54 |
| Johannesburg | 18 | 21 | 29 | 47 | 58 | 65 |
| Difference | -39 | -37 | -17 | +4 | +10 | +11 |
Relative humidity (%) Crested Butte runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 | 56 | 59 | 57 | 63 | 77 | 89 |
| Johannesburg | 65 | 64 | 64 | 61 | 54 | 54 | 50 | 44 | 40 | 49 | 57 | 63 |
| Difference | -27 | -29 | -26 | -15 | -10 | +2 | -6 | -15 | -17 | -13 | -20 | -25 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 |
| Johannesburg | 65 | 64 | 64 | 61 | 54 | 54 |
| Difference | -27 | -29 | -26 | -15 | -10 | +2 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Crested Butte | 56 | 59 | 57 | 63 | 77 | 89 |
| Johannesburg | 50 | 44 | 40 | 49 | 57 | 63 |
| Difference | -6 | -15 | -17 | -13 | -20 | -25 |
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. Crested Butte trends → · Johannesburg trends →
Methodology & sources
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.
Johannesburg
Temperature & precipitation — 1991–2020 normals computed from 24 years of daily observations at Pretoria/irene, a weather station, about 36 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 Crested Butte · change Johannesburg → · Crested Butte page · Johannesburg page