-4 to 14°C
temperature
2412 hours
sunshine per day
1006 mm
rain
68 days
dry
130 days
rain
167 days
snow

Climate of Arolla

Arolla has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Arolla is 4° degrees and there is about 1006 mm of rain in a year. It is dry for 106 days a year with an average humidity of 87% and an UV-index of 2.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between -4°C and 14°C
  • Night:the average nighttime temperature is between -13°C and 5°C
  • Rain: it rains 130 days and there is a total of approximately 1006 mm rainfall
  • Snow: it snows an average of 167 days per year
  • Sun hours: throughout the year there are 2412 sun hours
Maximum temperature: between -4°C and 14°C
Warmest month: 14°C in July
Coldest month: -4°C in January
Night temperature: between -13°C and 5°C
Dry days: 68 days
Days with rain: 130 days
Days with snow: 167 days
Total rain sum: 1006 mm
Hours of sunshine: 2412 hours

Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Arolla.

Precipitation graph

This graph shows the average amount of rainfall per month for Arolla.

Climate table of Arolla

In this climate table you can see at a glance what the average weather per month is for Arolla. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Arolla might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) -4 -4 -1 2 6 11 14 14 10 5 0 -3
Night temp. (°C) -13 -13 -10 -5 -1 3 5 5 3 -2 -7 -12
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 60 44 71 80 130 115 116 98 61 72 93 66
Days with rain 5 4 7 6 14 21 21 21 15 8 3 5
Days with snow 20 19 22 24 19 6 1 1 7 12 19 17
Dry days 6 5 2 - - 3 9 9 8 11 8 9
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 4 4 5 6 7 9 10 10 8 6 5 5
Wind force (Bft) 2 2 2 2 2 2 2 2 2 2 2 2
UV-index 1 1 1 1 2 3 3 2 2 2 2 2

Best time to visit Arolla

The best time to visit Arolla is January through April and June through December. In this period you have a very cold temperature and sometimes precipitation. The highest average temperature in Arolla is 14°C in July and the lowest is -4°C in January.

Climate of Arolla by month

What is the average climate in a given month for Arolla? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Arolla weather experiences

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