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Klosters Serneus vs Castries
Comparing Klosters Serneus change · Castries change
Castries is the warmer of the two — about 38°F on the annual average; Castries is the wetter, with 49 in more rain a year, and Castries the sunnier.
How the seasons compare
The differences between Klosters Serneus and Castries, in everyday terms.
Summers
Castries has much hotter summers
Klosters Serneus: Mild
Castries: Warm
Winters
Castries has far milder winters
Klosters Serneus: Very cold
Castries: Stays warm
Rain & snow
Castries is much wetter
Klosters Serneus: Moderate rainfall
Castries: Very wet
Sky
Castries is sunnier
Klosters Serneus: Often cloudy
Castries: Fairly sunny
Month-by-month charts
Temperature
Castries is the warmer of the two — about 38°F on the annual average.
Precipitation
Castries is the wetter — about 49 in more across the year.
Clear skies
Castries 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) Castries runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klosters Serneus | 32 | 37 | 48 | 55 | 63 | 70 | 74 | 73 | 65 | 56 | 42 | 33 |
| Castries | 80 | 80 | 80 | 82 | 83 | 83 | 83 | 84 | 84 | 83 | 83 | 81 |
| Difference | +48 | +43 | +33 | +26 | +20 | +13 | +10 | +11 | +19 | +28 | +40 | +49 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Klosters Serneus | 32 | 37 | 48 | 55 | 63 | 70 |
| Castries | 80 | 80 | 80 | 82 | 83 | 83 |
| Difference | +48 | +43 | +33 | +26 | +20 | +13 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Klosters Serneus | 74 | 73 | 65 | 56 | 42 | 33 |
| Castries | 83 | 84 | 84 | 83 | 83 | 81 |
| Difference | +10 | +11 | +19 | +28 | +40 | +49 |
Avg low (°F) Castries runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klosters Serneus | 18 | 19 | 26 | 32 | 40 | 46 | 49 | 49 | 42 | 35 | 27 | 20 |
| Castries | 78 | 77 | 78 | 79 | 80 | 81 | 81 | 82 | 82 | 82 | 81 | 79 |
| Difference | +60 | +59 | +52 | +47 | +40 | +35 | +32 | +33 | +40 | +46 | +54 | +59 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Klosters Serneus | 18 | 19 | 26 | 32 | 40 | 46 |
| Castries | 78 | 77 | 78 | 79 | 80 | 81 |
| Difference | +60 | +59 | +52 | +47 | +40 | +35 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Klosters Serneus | 49 | 49 | 42 | 35 | 27 | 20 |
| Castries | 81 | 82 | 82 | 82 | 81 | 79 |
| Difference | +32 | +33 | +40 | +46 | +54 | +59 |
Precipitation (in) Castries runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klosters Serneus | 1.5 | 1.1 | 1.4 | 1.4 | 2.1 | 3.2 | 3.5 | 4.3 | 2.6 | 2.7 | 2.5 | 1.8 |
| Castries | 4.5 | 3 | 2.6 | 3.5 | 4.5 | 5.3 | 8.5 | 11.5 | 8.8 | 9.7 | 9.6 | 5.9 |
| Difference | +3 | +1.9 | +1.3 | +2.2 | +2.4 | +2.1 | +5 | +7.2 | +6.2 | +7 | +7.1 | +4 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Klosters Serneus | 1.5 | 1.1 | 1.4 | 1.4 | 2.1 | 3.2 |
| Castries | 4.5 | 3 | 2.6 | 3.5 | 4.5 | 5.3 |
| Difference | +3 | +1.9 | +1.3 | +2.2 | +2.4 | +2.1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Klosters Serneus | 3.5 | 4.3 | 2.6 | 2.7 | 2.5 | 1.8 |
| Castries | 8.5 | 11.5 | 8.8 | 9.7 | 9.6 | 5.9 |
| Difference | +5 | +7.2 | +6.2 | +7 | +7.1 | +4 |
Cloud cover (%) Klosters Serneus runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klosters Serneus | 62 | 65 | 68 | 72 | 74 | 70 | 64 | 63 | 64 | 64 | 66 | 64 |
| Castries | 38 | 39 | 42 | 49 | 52 | 59 | 50 | 46 | 51 | 51 | 46 | 41 |
| Difference | -23 | -26 | -26 | -23 | -21 | -12 | -14 | -17 | -13 | -12 | -20 | -24 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Klosters Serneus | 62 | 65 | 68 | 72 | 74 | 70 |
| Castries | 38 | 39 | 42 | 49 | 52 | 59 |
| Difference | -23 | -26 | -26 | -23 | -21 | -12 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Klosters Serneus | 64 | 63 | 64 | 64 | 66 | 64 |
| Castries | 50 | 46 | 51 | 51 | 46 | 41 |
| Difference | -14 | -17 | -13 | -12 | -20 | -24 |
Relative humidity (%) Klosters Serneus runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klosters Serneus | 87 | 89 | 92 | 85 | 80 | 79 | 79 | 81 | 83 | 83 | 88 | 87 |
| Castries | 76 | 75 | 75 | 76 | 77 | 79 | 79 | 79 | 79 | 79 | 79 | 77 |
| Difference | -11 | -15 | -17 | -9 | -2 | -1 | -1 | -2 | -4 | -4 | -9 | -11 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Klosters Serneus | 87 | 89 | 92 | 85 | 80 | 79 |
| Castries | 76 | 75 | 75 | 76 | 77 | 79 |
| Difference | -11 | -15 | -17 | -9 | -2 | -1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Klosters Serneus | 79 | 81 | 83 | 83 | 88 | 87 |
| Castries | 79 | 79 | 79 | 79 | 79 | 77 |
| Difference | -1 | -2 | -4 | -4 | -9 | -11 |
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. Klosters Serneus trends → · Castries trends →
Methodology & sources
Klosters Serneus
Temperature & precipitation — the official 1991–2020 climate normals from a national meteorological service, measured at Scuol, about 35 km from the city centre.
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.
Castries
Temperature — modelled for this location from ERA5-Land reanalysis, a ~9 km global grid, because no long-record weather station is close enough to use.
Precipitation — 1991–2020 normals computed from 10 years of daily observations at LE Lamentin, a weather station, about 66 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 Klosters Serneus · change Castries → · Klosters Serneus page · Castries page