Martigny-Ville climate — normals and trends
Martigny-Ville (Switzerland) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is 1.1 °C and it receives 1,479 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (11.3 °C on average) and the coldest is January (-9.1 °C). Rainfall peaks in December.
Martigny-Ville averages 221 frost days, 0 hot days (≥ 30 °C) and 178 rainy days per year.
Martigny-Ville has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 245 to 197 per year over the period.
The hottest day of the period reached 27.4 °C (on 7 July 2015) and the coldest -32.1 °C (on 21 January 1940).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
Martigny-VilleValais
- coords
- 46.10°, 7.07°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
1.1°C
Average daily high
5.4°C
Average daily low
-3.1°C
Annual rainfall
1,479mm
Sunshine / day
9.0h
Mean relative humidity
77%
Average peak wind
6.7km/h
Seasonal range
20.4°C
Frost days (< 0 °C)
221 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
178 d/yr
Annual snowfall
568.1 cm
Average feels-like high
3.0 °C
Average feels-like low
-6.4 °C
Average peak gust
36.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
14.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.64 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
27.4 °C
7 July 2015
Coldest day
-32.1 °C
21 January 1940
Wettest day
88 mm
14 February 1990
Windiest day
14.2 km/h
27 February 1990
Strongest gust
144.0 km/h
27 February 1990
Hottest feels-like
27.6 °C
29 June 2025
Coldest feels-like
-36.9 °C
21 January 1940
Snowiest day
55.4 cm
14 February 1990
Sunniest day
15.0 h
20 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -2.1 °C | +3.7 °C | 182 mm | +53 mm |
| Feb | 0.3 °C | +3.4 °C | 44 mm | -76 mm |
| Mar | 3.3 °C | +2.6 °C | 47 mm | -67 mm |
| Apr | 7.9 °C | +3.8 °C | 133 mm | +25 mm |
| May | 10.8 °C | +2.3 °C | 163 mm | +38 mm |
| Jun | 19.8 °C | +6.8 °C | 125 mm | -8 mm |
| Jul | 16.3 °C | +0.1 °C | 168 mm | +29 mm |
| Aug | 18.5 °C | +2.6 °C | 107 mm | -25 mm |
| Sep | 12.9 °C | +0.2 °C | 146 mm | +42 mm |
| Oct | 7.8 °C | +0.2 °C | 182 mm | +78 mm |
| Nov | 1.4 °C | +1.6 °C | 127 mm | -3 mm |
| Dec | -1.2 °C | +4.0 °C | 32 mm | -109 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Martigny-Ville?
Martigny-Ville has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is 1.1 °C and it receives 1,479 mm of precipitation per year.
What is the hottest day ever recorded in Martigny-Ville?
The hottest day measured in Martigny-Ville between 1940 and 2025 was 7 July 2015, reaching 27.4 °C.
What is the coldest day in Martigny-Ville?
The coldest day measured in Martigny-Ville between 1940 and 2025 was 21 January 1940, at -32.1 °C.
Does it snow in Martigny-Ville?
Yes. Martigny-Ville gets on average 568.1 cm of snow per year and has around 221 frost days.
Has the climate of Martigny-Ville warmed?
Yes: Martigny-Ville warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Martigny-Ville?
The wettest day measured in Martigny-Ville between 1940 and 2025 was 14 February 1990, with 88 mm of rain in 24 hours.
What was the windiest day in Martigny-Ville?
The windiest day measured in Martigny-Ville between 1940 and 2025 was 27 February 1990, with winds reaching 14.2 km/h.
What is the warmest month in Martigny-Ville?
The warmest month in Martigny-Ville is July (11.3 °C on average); the coldest is January (-9.1 °C).
How much does it rain in Martigny-Ville?
Martigny-Ville receives on average 1,479 mm of precipitation per year, spread over about 178 rainy days.
Is it sunny in Martigny-Ville?
Martigny-Ville gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Martigny-Ville?
The heaviest 24-hour snowfall measured in Martigny-Ville between 1940 and 2025 was 14 February 1990, with 55.4 cm.
Are there tropical nights in Martigny-Ville?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Martigny-Ville.
What was the most extreme apparent temperature in Martigny-Ville?
In Martigny-Ville, between 1940 and 2025, the highest apparent temperature reached 27.6 °C on 29 June 2025, and the lowest was -36.9 °C on 21 January 1940.
Compare Martigny-Ville with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Martigny-Ville