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Rotterdam vs Crested Butte
Comparing Rotterdam change · Crested Butte change
Rotterdam is the warmer of the two — about 17°F on the annual average; Rotterdam is the wetter, with 11 in more rain a year, and Crested Butte the sunnier.
How the seasons compare
The differences between Rotterdam and Crested Butte, in everyday terms.
Summers
Crested Butte has hotter summers
Rotterdam: Mild
Crested Butte: Mild
Winters
Rotterdam has far milder winters
Rotterdam: Chilly
Crested Butte: Bitterly cold
Rain & snow
Rotterdam is wetter
Rotterdam: Moderate rainfall
Crested Butte: Moderate rainfall
Sky
Crested Butte is sunnier
Rotterdam: Often cloudy
Crested Butte: Partly cloudy
Month-by-month charts
Temperature
Rotterdam is the warmer of the two — about 17°F on the annual average.
Precipitation
Rotterdam is the wetter — about 11 in 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 (°F) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 44 | 45 | 51 | 58 | 64 | 69 | 73 | 73 | 67 | 59 | 50 | 45 |
| Crested Butte | 26 | 30 | 38 | 47 | 58 | 71 | 76 | 74 | 66 | 55 | 40 | 27 |
| Difference | -17 | -15 | -12 | -11 | -6 | +1 | +3 | +1 | — | -4 | -11 | -18 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 44 | 45 | 51 | 58 | 64 | 69 |
| Crested Butte | 26 | 30 | 38 | 47 | 58 | 71 |
| Difference | -17 | -15 | -12 | -11 | -6 | +1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 73 | 73 | 67 | 59 | 50 | 45 |
| Crested Butte | 76 | 74 | 66 | 55 | 40 | 27 |
| Difference | +3 | +1 | — | -4 | -11 | -18 |
Avg low (°F) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 34 | 34 | 37 | 41 | 46 | 52 | 56 | 56 | 51 | 46 | 40 | 35 |
| Crested Butte | -6 | -2 | 7 | 19 | 28 | 34 | 39 | 39 | 31 | 22 | 9 | -4 |
| Difference | -40 | -36 | -29 | -21 | -18 | -18 | -17 | -17 | -20 | -24 | -31 | -39 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 34 | 34 | 37 | 41 | 46 | 52 |
| Crested Butte | -6 | -2 | 7 | 19 | 28 | 34 |
| Difference | -40 | -36 | -29 | -21 | -18 | -18 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 56 | 56 | 51 | 46 | 40 | 35 |
| Crested Butte | 39 | 39 | 31 | 22 | 9 | -4 |
| Difference | -17 | -17 | -20 | -24 | -31 | -39 |
Precipitation (in) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 2.8 | 2.6 | 2.2 | 1.7 | 2.2 | 2.8 | 3.1 | 3.5 | 3.6 | 3.4 | 3.4 | 3.4 |
| Crested Butte | 2.7 | 2.5 | 2.1 | 2 | 1.5 | 0.9 | 2 | 2 | 1.9 | 1.7 | 2 | 2.3 |
| Difference | — | — | -0.1 | +0.3 | -0.7 | -1.8 | -1.2 | -1.6 | -1.6 | -1.7 | -1.4 | -1.2 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 2.8 | 2.6 | 2.2 | 1.7 | 2.2 | 2.8 |
| Crested Butte | 2.7 | 2.5 | 2.1 | 2 | 1.5 | 0.9 |
| Difference | — | — | -0.1 | +0.3 | -0.7 | -1.8 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 3.1 | 3.5 | 3.6 | 3.4 | 3.4 | 3.4 |
| Crested Butte | 2 | 2 | 1.9 | 1.7 | 2 | 2.3 |
| Difference | -1.2 | -1.6 | -1.6 | -1.7 | -1.4 | -1.2 |
Snowfall (in)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | — | — | — | — | — | — | — | — | — | — | — | — |
| Crested Butte | 41.7 | 35.3 | 27.3 | 18 | 6.9 | 0.3 | 0 | 0 | 1 | 8.1 | 26.1 | 34.6 |
| Difference | — | — | — | — | — | — | — | — | — | — | — | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | — | — | — | — | — | — |
| Crested Butte | 41.7 | 35.3 | 27.3 | 18 | 6.9 | 0.3 |
| Difference | — | — | — | — | — | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | — | — | — | — | — | — |
| Crested Butte | 0 | 0 | 1 | 8.1 | 26.1 | 34.6 |
| Difference | — | — | — | — | — | — |
Cloud cover (%) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 71 | 71 | 69 | 66 | 68 | 69 | 66 | 66 | 65 | 69 | 72 | 72 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -16 | -10 | -9 | -3 | -7 | -23 | -9 | -8 | -19 | -25 | -23 | -18 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 71 | 71 | 69 | 66 | 68 | 69 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 |
| Difference | -16 | -10 | -9 | -3 | -7 | -23 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 66 | 66 | 65 | 69 | 72 | 72 |
| Crested Butte | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -9 | -8 | -19 | -25 | -23 | -18 |
Relative humidity (%) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 91 | 89 | 87 | 82 | 80 | 79 | 78 | 78 | 80 | 84 | 89 | 91 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | — | +5 | +3 | -6 | -16 | -28 | -23 | -19 | -23 | -22 | -12 | -2 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 91 | 89 | 87 | 82 | 80 | 79 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 |
| Difference | — | +5 | +3 | -6 | -16 | -28 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 78 | 78 | 80 | 84 | 89 | 91 |
| Crested Butte | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | -23 | -19 | -23 | -22 | -12 | -2 |
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. Rotterdam trends → · Crested Butte trends →
Methodology & sources
Rotterdam
Temperature & precipitation — 1991–2020 normals computed from 30 years of daily observations at Rotterdam, a weather station, about 5 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 Rotterdam · change Crested Butte → · Rotterdam page · Crested Butte page