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Chamonix-Mont-Blanc vs Breckenridge
Comparing Chamonix-Mont-Blanc change · Breckenridge change
Chamonix-Mont-Blanc is the warmer of the two — about 7°C on the annual average; Chamonix-Mont-Blanc is the wetter, with 536 mm more rain a year, and Breckenridge the sunnier.
How the seasons compare
The differences between Chamonix-Mont-Blanc and Breckenridge, in everyday terms.
Summers
Chamonix-Mont-Blanc has hotter summers
Chamonix-Mont-Blanc: Mild
Breckenridge: Mild
Winters
Chamonix-Mont-Blanc has much milder winters
Chamonix-Mont-Blanc: Cold
Breckenridge: Bitterly cold
Rain & snow
Chamonix-Mont-Blanc is wetter
Chamonix-Mont-Blanc: Wet
Breckenridge: Moderate rainfall
Sky
Breckenridge is sunnier
Chamonix-Mont-Blanc: Often cloudy
Breckenridge: Partly cloudy
Month-by-month charts
Temperature
Chamonix-Mont-Blanc is the warmer of the two — about 7°C on the annual average.
Precipitation
Chamonix-Mont-Blanc is the wetter — about 536 mm more across the year.
Clear skies
Breckenridge 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) Chamonix-Mont-Blanc runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 3 | 6 | 10 | 14 | 18 | 22 | 24 | 24 | 20 | 15 | 8 | 3 |
| Breckenridge | -2 | -0 | 4 | 7 | 12 | 18 | 21 | 19 | 16 | 9 | 3 | -2 |
| Difference | -5 | -6 | -6 | -7 | -6 | -4 | -4 | -5 | -4 | -6 | -5 | -5 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 3 | 6 | 10 | 14 | 18 | 22 |
| Breckenridge | -2 | -0 | 4 | 7 | 12 | 18 |
| Difference | -5 | -6 | -6 | -7 | -6 | -4 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 24 | 24 | 20 | 15 | 8 | 3 |
| Breckenridge | 21 | 19 | 16 | 9 | 3 | -2 |
| Difference | -4 | -5 | -4 | -6 | -5 | -5 |
Avg low (°C) Chamonix-Mont-Blanc runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | -7 | -6 | -2 | 1 | 5 | 8 | 9 | 9 | 6 | 3 | -2 | -5 |
| Breckenridge | -16 | -15 | -12 | -9 | -4 | 0 | 4 | 3 | -1 | -6 | -12 | -16 |
| Difference | -9 | -9 | -10 | -10 | -9 | -8 | -6 | -6 | -7 | -8 | -10 | -11 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | -7 | -6 | -2 | 1 | 5 | 8 |
| Breckenridge | -16 | -15 | -12 | -9 | -4 | 0 |
| Difference | -9 | -9 | -10 | -10 | -9 | -8 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 9 | 9 | 6 | 3 | -2 | -5 |
| Breckenridge | 4 | 3 | -1 | -6 | -12 | -16 |
| Difference | -6 | -6 | -7 | -8 | -10 | -11 |
Precipitation (mm) Chamonix-Mont-Blanc runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 99 | 78 | 83 | 88 | 124 | 124 | 128 | 130 | 96 | 106 | 99 | 114 |
| Breckenridge | 75 | 73 | 79 | 92 | 62 | 29 | 45 | 56 | 41 | 51 | 65 | 64 |
| Difference | -24 | -5 | -4 | +4 | -62 | -95 | -83 | -75 | -54 | -56 | -33 | -50 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 99 | 78 | 83 | 88 | 124 | 124 |
| Breckenridge | 75 | 73 | 79 | 92 | 62 | 29 |
| Difference | -24 | -5 | -4 | +4 | -62 | -95 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 128 | 130 | 96 | 106 | 99 | 114 |
| Breckenridge | 45 | 56 | 41 | 51 | 65 | 64 |
| Difference | -83 | -75 | -54 | -56 | -33 | -50 |
Snowfall (cm) Breckenridge runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 52 | 45 | 21 | 13 | 1 | 0 | 0 | 0 | 0 | 1 | 24 | 56 |
| Breckenridge | 112 | 104 | 110 | 117 | 51 | 7 | 1 | 0 | 11 | 55 | 85 | 93 |
| Difference | +60 | +59 | +90 | +105 | +51 | +7 | +1 | — | +11 | +53 | +62 | +37 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 52 | 45 | 21 | 13 | 1 | 0 |
| Breckenridge | 112 | 104 | 110 | 117 | 51 | 7 |
| Difference | +60 | +59 | +90 | +105 | +51 | +7 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 0 | 0 | 0 | 1 | 24 | 56 |
| Breckenridge | 1 | 0 | 11 | 55 | 85 | 93 |
| Difference | +1 | — | +11 | +53 | +62 | +37 |
Cloud cover (%) Chamonix-Mont-Blanc runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 66 | 67 | 69 | 72 | 73 | 65 | 56 | 56 | 60 | 64 | 68 | 68 |
| Breckenridge | 58 | 64 | 64 | 69 | 66 | 50 | 55 | 58 | 48 | 51 | 55 | 59 |
| Difference | -8 | -3 | -4 | -3 | -7 | -15 | -1 | +2 | -12 | -13 | -13 | -9 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 66 | 67 | 69 | 72 | 73 | 65 |
| Breckenridge | 58 | 64 | 64 | 69 | 66 | 50 |
| Difference | -8 | -3 | -4 | -3 | -7 | -15 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 56 | 56 | 60 | 64 | 68 | 68 |
| Breckenridge | 55 | 58 | 48 | 51 | 55 | 59 |
| Difference | -1 | +2 | -12 | -13 | -13 | -9 |
Relative humidity (%) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 85 | 86 | 86 | 80 | 78 | 77 | 75 | 73 | 77 | 79 | 84 | 84 |
| Breckenridge | 92 | 94 | 90 | 77 | 66 | 54 | 56 | 60 | 57 | 63 | 77 | 89 |
| Difference | +7 | +8 | +4 | -3 | -11 | -23 | -19 | -14 | -20 | -16 | -8 | +5 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 85 | 86 | 86 | 80 | 78 | 77 |
| Breckenridge | 92 | 94 | 90 | 77 | 66 | 54 |
| Difference | +7 | +8 | +4 | -3 | -11 | -23 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Chamonix-Mont-Blanc | 75 | 73 | 77 | 79 | 84 | 84 |
| Breckenridge | 56 | 60 | 57 | 63 | 77 | 89 |
| Difference | -19 | -14 | -20 | -16 | -8 | +5 |
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. Chamonix-Mont-Blanc trends → · Breckenridge trends →
Methodology & sources
Chamonix-Mont-Blanc
Temperature & precipitation — 1991–2020 normals computed from 30 years of daily observations at Chamonix, a weather station, inside the city. 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.
Breckenridge
Temperature & precipitation — 1991–2020 normals computed from 29 years of daily observations at Copper Mountain, a weather station, about 11 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.
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