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Cascais vs Breckenridge
Comparing Cascais change · Breckenridge change
Cascais is the warmer of the two — about 30°F on the annual average.
How the seasons compare
The differences between Cascais and Breckenridge, in everyday terms.
Summers
Cascais has much hotter summers
Cascais: Warm
Breckenridge: Mild
Winters
Cascais has far milder winters
Cascais: Cool
Breckenridge: Bitterly cold
Rain & snow
Similar yearly rainfall
Cascais: Moderate rainfall
Breckenridge: Moderate rainfall
Sky
Similar amounts of sun
Cascais: Partly cloudy
Breckenridge: Partly cloudy
Month-by-month charts
Temperature
Cascais is the warmer of the two — about 30°F on the annual average.
Precipitation
Both cities get a similar amount of precipitation across the year.
Clear skies
The two cities see a similar amount of sun.
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 (°F) Cascais runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cascais | 59 | 61 | 65 | 68 | 73 | 78 | 82 | 83 | 79 | 73 | 64 | 59 |
| Breckenridge | 29 | 32 | 39 | 45 | 54 | 64 | 70 | 67 | 60 | 48 | 37 | 28 |
| Difference | -30 | -29 | -26 | -23 | -19 | -14 | -12 | -16 | -19 | -24 | -27 | -31 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cascais | 59 | 61 | 65 | 68 | 73 | 78 |
| Breckenridge | 29 | 32 | 39 | 45 | 54 | 64 |
| Difference | -30 | -29 | -26 | -23 | -19 | -14 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cascais | 82 | 83 | 79 | 73 | 64 | 59 |
| Breckenridge | 70 | 67 | 60 | 48 | 37 | 28 |
| Difference | -12 | -16 | -19 | -24 | -27 | -31 |
Avg low (°F) Cascais runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cascais | 48 | 49 | 52 | 54 | 58 | 62 | 65 | 66 | 64 | 60 | 53 | 49 |
| Breckenridge | 3 | 5 | 10 | 17 | 25 | 33 | 38 | 37 | 31 | 22 | 11 | 3 |
| Difference | -44 | -44 | -42 | -38 | -33 | -30 | -27 | -29 | -33 | -38 | -42 | -46 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cascais | 48 | 49 | 52 | 54 | 58 | 62 |
| Breckenridge | 3 | 5 | 10 | 17 | 25 | 33 |
| Difference | -44 | -44 | -42 | -38 | -33 | -30 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cascais | 65 | 66 | 64 | 60 | 53 | 49 |
| Breckenridge | 38 | 37 | 31 | 22 | 11 | 3 |
| Difference | -27 | -29 | -33 | -38 | -42 | -46 |
Precipitation (in) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cascais | 4 | 2.5 | 2.9 | 2.6 | 2.2 | 0.5 | 0.1 | 0.3 | 1.4 | 4.4 | 3.9 | 4 |
| Breckenridge | 3 | 2.9 | 3.1 | 3.6 | 2.5 | 1.2 | 1.8 | 2.2 | 1.6 | 2 | 2.6 | 2.5 |
| Difference | -1.1 | +0.4 | +0.2 | +1.1 | +0.2 | +0.7 | +1.7 | +1.9 | +0.2 | -2.4 | -1.3 | -1.4 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cascais | 4 | 2.5 | 2.9 | 2.6 | 2.2 | 0.5 |
| Breckenridge | 3 | 2.9 | 3.1 | 3.6 | 2.5 | 1.2 |
| Difference | -1.1 | +0.4 | +0.2 | +1.1 | +0.2 | +0.7 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cascais | 0.1 | 0.3 | 1.4 | 4.4 | 3.9 | 4 |
| Breckenridge | 1.8 | 2.2 | 1.6 | 2 | 2.6 | 2.5 |
| Difference | +1.7 | +1.9 | +0.2 | -2.4 | -1.3 | -1.4 |
Cloud cover (%) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cascais | 60 | 58 | 58 | 58 | 53 | 48 | 43 | 41 | 48 | 57 | 60 | 62 |
| Breckenridge | 58 | 64 | 64 | 69 | 66 | 50 | 55 | 58 | 48 | 51 | 55 | 59 |
| Difference | -2 | +6 | +6 | +11 | +13 | +2 | +12 | +17 | — | -6 | -5 | -3 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cascais | 60 | 58 | 58 | 58 | 53 | 48 |
| Breckenridge | 58 | 64 | 64 | 69 | 66 | 50 |
| Difference | -2 | +6 | +6 | +11 | +13 | +2 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cascais | 43 | 41 | 48 | 57 | 60 | 62 |
| Breckenridge | 55 | 58 | 48 | 51 | 55 | 59 |
| Difference | +12 | +17 | — | -6 | -5 | -3 |
Relative humidity (%) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cascais | 81 | 80 | 80 | 79 | 79 | 80 | 80 | 80 | 81 | 81 | 81 | 82 |
| Breckenridge | 92 | 94 | 90 | 77 | 66 | 54 | 56 | 60 | 57 | 63 | 77 | 89 |
| Difference | +12 | +14 | +10 | -2 | -13 | -25 | -24 | -21 | -24 | -18 | -4 | +7 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Cascais | 81 | 80 | 80 | 79 | 79 | 80 |
| Breckenridge | 92 | 94 | 90 | 77 | 66 | 54 |
| Difference | +12 | +14 | +10 | -2 | -13 | -25 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Cascais | 80 | 80 | 81 | 81 | 81 | 82 |
| Breckenridge | 56 | 60 | 57 | 63 | 77 | 89 |
| Difference | -24 | -21 | -24 | -18 | -4 | +7 |
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. Cascais trends → · Breckenridge trends →
Methodology & sources
Cascais
Temperature & precipitation — 1991–2020 normals computed from 29 years of daily observations at Lisboa Geofisica, a weather station, about 24 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.
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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