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Ottawa vs Crested Butte
Comparing Ottawa change · Crested Butte change
Ottawa is the warmer of the two — about 6°C on the annual average; Ottawa is the wetter, with 330 mm more rain a year, and Crested Butte the sunnier.
How the seasons compare
The differences between Ottawa and Crested Butte, in everyday terms.
Summers
Ottawa has hotter summers
Ottawa: Warm
Crested Butte: Mild
Winters
Ottawa has much milder winters
Ottawa: Very cold
Crested Butte: Bitterly cold
Rain & snow
Ottawa is wetter
Ottawa: Moderate rainfall
Crested Butte: Moderate rainfall
Sky
Crested Butte is sunnier
Ottawa: Often cloudy
Crested Butte: Partly cloudy
Month-by-month charts
Temperature
Ottawa is the warmer of the two — about 6°C on the annual average.
Precipitation
Ottawa is the wetter — about 330 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) Ottawa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ottawa | -5 | -3 | 3 | 11 | 20 | 24 | 27 | 26 | 21 | 13 | 6 | -2 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | +2 | +2 | +1 | -3 | -5 | -3 | -2 | -3 | -2 | -1 | -2 | -1 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Ottawa | -5 | -3 | 3 | 11 | 20 | 24 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 |
| Difference | +2 | +2 | +1 | -3 | -5 | -3 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Ottawa | 27 | 26 | 21 | 13 | 6 | -2 |
| Crested Butte | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | -2 | -3 | -2 | -1 | -2 | -1 |
Avg low (°C) Ottawa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ottawa | -14 | -13 | -7 | 1 | 8 | 14 | 16 | 15 | 11 | 4 | -2 | -8 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -7 | -6 | -7 | -8 | -10 | -13 | -12 | -11 | -11 | -10 | -11 | -11 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Ottawa | -14 | -13 | -7 | 1 | 8 | 14 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 |
| Difference | -7 | -6 | -7 | -8 | -10 | -13 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Ottawa | 16 | 15 | 11 | 4 | -2 | -8 |
| Crested Butte | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -12 | -11 | -11 | -10 | -11 | -11 |
Precipitation (mm) Ottawa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ottawa | 65 | 52 | 62 | 80 | 80 | 95 | 92 | 87 | 87 | 89 | 70 | 72 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | +4 | +12 | -8 | -29 | -42 | -71 | -42 | -36 | -38 | -46 | -20 | -15 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Ottawa | 65 | 52 | 62 | 80 | 80 | 95 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 |
| Difference | +4 | +12 | -8 | -29 | -42 | -71 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Ottawa | 92 | 87 | 87 | 89 | 70 | 72 |
| Crested Butte | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | -42 | -36 | -38 | -46 | -20 | -15 |
Snowfall (cm) Crested Butte runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ottawa | 44 | 41 | 31 | 8 | 0 | 0 | 0 | 0 | 0 | 2 | 16 | 43 |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | +61 | +48 | +38 | +38 | +17 | +1 | — | — | +3 | +18 | +50 | +45 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Ottawa | 44 | 41 | 31 | 8 | 0 | 0 |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 |
| Difference | +61 | +48 | +38 | +38 | +17 | +1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Ottawa | 0 | 0 | 0 | 2 | 16 | 43 |
| Crested Butte | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | +3 | +18 | +50 | +45 |
Cloud cover (%) Ottawa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ottawa | 69 | 64 | 63 | 66 | 66 | 63 | 58 | 58 | 58 | 69 | 72 | 73 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -15 | -4 | -4 | -3 | -5 | -17 | -2 | — | -13 | -25 | -23 | -19 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Ottawa | 69 | 64 | 63 | 66 | 66 | 63 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 |
| Difference | -15 | -4 | -4 | -3 | -5 | -17 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Ottawa | 58 | 58 | 58 | 69 | 72 | 73 |
| Crested Butte | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -2 | — | -13 | -25 | -23 | -19 |
Relative humidity (%) Ottawa runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ottawa | 95 | 95 | 88 | 78 | 77 | 78 | 79 | 78 | 78 | 80 | 85 | 92 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | -4 | -1 | +1 | -2 | -12 | -27 | -23 | -19 | -21 | -18 | -8 | -4 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Ottawa | 95 | 95 | 88 | 78 | 77 | 78 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 |
| Difference | -4 | -1 | +1 | -2 | -12 | -27 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Ottawa | 79 | 78 | 78 | 80 | 85 | 92 |
| Crested Butte | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | -23 | -19 | -21 | -18 | -8 | -4 |
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. Ottawa trends → · Crested Butte trends →
Methodology & sources
Ottawa
Temperature & precipitation — 1991–2020 normals computed from 30 years of daily observations at Ottawa Cda, a weather station, about 4 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 Ottawa · change Crested Butte → · Ottawa page · Crested Butte page