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London vs Crested Butte
Comparing London change · Crested Butte change
London is the warmer of the two — about 10°C on the annual average; London is the wetter, with 143 mm more rain a year, and Crested Butte the sunnier.
How the seasons compare
The differences between London and Crested Butte, in everyday terms.
Summers
Crested Butte has hotter summers
London: Mild
Crested Butte: Mild
Winters
London has far milder winters
London: Chilly
Crested Butte: Bitterly cold
Rain & snow
London is wetter
London: Moderate rainfall
Crested Butte: Moderate rainfall
Sky
Crested Butte is sunnier
London: Often cloudy
Crested Butte: Partly cloudy
Month-by-month charts
Temperature
London is the warmer of the two — about 10°C on the annual average.
Precipitation
London is the wetter — about 143 mm more across the year.
Clear skies
Crested Butte 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) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| London | 8 | 8 | 11 | 14 | 17 | 20 | 23 | 22 | 19 | 15 | 11 | 8 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | -11 | -9 | -7 | -6 | -3 | +1 | +2 | +1 | — | -2 | -6 | -11 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| London | 8 | 8 | 11 | 14 | 17 | 20 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 |
| Difference | -11 | -9 | -7 | -6 | -3 | +1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| London | 23 | 22 | 19 | 15 | 11 | 8 |
| Crested Butte | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | +2 | +1 | — | -2 | -6 | -11 |
Avg low (°C) London runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| London | 2 | 2 | 4 | 5 | 8 | 11 | 13 | 13 | 11 | 8 | 5 | 2 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -23 | -21 | -17 | -12 | -10 | -10 | -9 | -10 | -11 | -14 | -17 | -22 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| London | 2 | 2 | 4 | 5 | 8 | 11 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 |
| Difference | -23 | -21 | -17 | -12 | -10 | -10 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| London | 13 | 13 | 11 | 8 | 5 | 2 |
| Crested Butte | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -9 | -10 | -11 | -14 | -17 | -22 |
Precipitation (mm) London runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| London | 74 | 51 | 45 | 54 | 54 | 58 | 52 | 68 | 62 | 80 | 77 | 69 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | -5 | +14 | +9 | -3 | -16 | -34 | -2 | -18 | -13 | -37 | -26 | -12 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| London | 74 | 51 | 45 | 54 | 54 | 58 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 |
| Difference | -5 | +14 | +9 | -3 | -16 | -34 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| London | 52 | 68 | 62 | 80 | 77 | 69 |
| Crested Butte | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | -2 | -18 | -13 | -37 | -26 | -12 |
Snowfall (cm)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| London | — | — | — | — | — | — | — | — | — | — | — | — |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | — | — | — | — | — | — | — | — | — | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| London | — | — | — | — | — | — |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 |
| Difference | — | — | — | — | — | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| London | — | — | — | — | — | — |
| Crested Butte | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | — | — | — | — |
Cloud cover (%) London runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| London | 74 | 74 | 74 | 69 | 69 | 71 | 67 | 68 | 68 | 72 | 75 | 74 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -20 | -14 | -14 | -6 | -8 | -24 | -11 | -10 | -22 | -28 | -26 | -21 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| London | 74 | 74 | 74 | 69 | 69 | 71 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 |
| Difference | -20 | -14 | -14 | -6 | -8 | -24 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| London | 67 | 68 | 68 | 72 | 75 | 74 |
| Crested Butte | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -11 | -10 | -22 | -28 | -26 | -21 |
Relative humidity (%) London runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| London | 93 | 90 | 86 | 82 | 79 | 78 | 76 | 77 | 81 | 87 | 92 | 94 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | -2 | +4 | +4 | -5 | -15 | -27 | -21 | -18 | -24 | -24 | -16 | -6 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| London | 93 | 90 | 86 | 82 | 79 | 78 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 |
| Difference | -2 | +4 | +4 | -5 | -15 | -27 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| London | 76 | 77 | 81 | 87 | 92 | 94 |
| Crested Butte | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | -21 | -18 | -24 | -24 | -16 | -6 |
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. London trends → · Crested Butte trends →
Methodology & sources
London
Temperature & precipitation — 1991–2020 normals computed from 25 years of daily observations at Hampstead, a weather station, about 22 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.
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 London · change Crested Butte → · London page · Crested Butte page