Weather Gressoney-La-Trinité - Monterosa Ski (Aosta Valley) - Detailed bulletin - DETAILED 15-day WEATHER FORECASTS

Gressoney-Saint-Jean ITALong : 7°49’,254 E Lat : 45°50’,052 N Alt : 1638m

Thu

18

- -

Fri

19

- -

Sat

20

- -

Sun

21

- -

Mon

22

- -

Tue

23

- -

Wed

24

- -

Thu

25

- -

Fri

26

- -

Sat

27

- -

Sun

28

- -

Mon

29

- -

Tue

30

- -

Wed

31

- -

Thu

01

- -

BULLETIN

(* established in local time)

Reliability 90%

Thursday 18 dec

METEO CONSULT Run : 18/12 16Z Mesh : 1km Updated, 3h ago Update in 3h

Weather

Rain (mm) (mm)

Cloud cover(%)

Amount of precipitation (mm)

Type of precipitation

Precipitation risk (%)

Storm risk.(%)

Humidity(%)

Visibility(km)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Zero degree isotherm (m)

Rain / snow limit (m)

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Health

Pressure (hPa) (hPa)

Pressure (hPa)

Pollen :

Pollen (Birch) (grains/m3)

Pollen (Olive tree) (grains/m3)

Pollen (Grasses) (grains/m3)

Pollen (Ragweed) (grains/m3)

Pollution (ATMO)

Pollution (AQI)

Pollution (CAQI)

3

0

5

0

-5

40

30

20

10

0

-10

10

5

0

20

15

10

5

0

5

0

15

10

5

0

1030

1020

1010

                                    
                                                                         Fri 19
                                                            
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                        Run : 18/12 16Z
                Mesh : 1km
                Updated, 3h ago
                Update in 3h

Fri 19

21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h

70
65
55
55
50
40
35
25
25
20
30
10
5
5
5
0
5
30
25
30
55
55
40
50

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

89
89
87
87
85
84
83
82
82
82
81
79
77
71
67
68
66
65
67
73
74
73
72
71

10
10
10
15
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0

-2 28
-2 28
-2 28
-3 28
-3 26
-3 26
-4 26
-4 26
-4 25
-4 25
-4 25
-4 25
-3 27
-1 30
0 0
1 33
1 34
1 34
1 34
0 0
-1 30
-1 30
-1 30
-1 30

-3 26
-3 26
-3 27
-3 27
-4 26
-4 25
-4 25
-4 25
-4 25
-4 24
-4 24
-4 24
-3 26
0 32
2 35
3 37
4 38
3 37
2 36
0 32
-2 29
-2 29
-2 29
-2 29

1850
1850
1850
1850
1850
1900
1900
1900
1900
1900
1900
1900
1950
2000
2050
2050
2200
2250
2350
2400
2450
2450
2450
2450

1550
1550
1550
1550
1550
1600
1600
1600
1600
1600
1600
1600
1650
1700
1750
1750
1900
1950
2050
2100
2150
2150
2150
2150

350° N N
345° N NNW
355° N N
0° 0 0
5° N N
355° N N
340° N NNW
345° N NNW
15° N NNE
5° N N
0° N N
15° N NNE
340° N NNW
350° N N
330° NW NNW
265° W W
270° W W
245° SW WSW
265° W W
310° NW NW
340° N NNW
10° N N
330° NW NNW
340° N NNW

2 3 1 2
2 4 1 2
1 2 1 1
1 2 1 1
1 1 0 1
1 2 1 1
2 3 1 2
1 2 1 1
1 1 0 1
1 1 0 1
1 1 0 1
1 2 1 1
1 2 1 1
1 2 1 1
1 1 0 1
1 1 0 1
1 2 1 1
2 3 1 2
1 2 1 1
2 3 1 2
1 2 1 1
1 2 1 1
1 2 1 1
2 3 1 2

7 13 4 8
6 12 3 7
6 11 3 7
4 8 2 5
4 8 2 5
4 8 2 5
5 9 3 6
5 10 3 6
5 10 3 6
5 10 3 6
5 10 3 6
6 11 3 7
6 12 3 7
7 13 4 8
6 11 3 7
7 13 4 8
8 15 4 9
9 16 4 10
8 14 4 9
6 12 3 7
6 12 3 7
5 10 3 6
4 8 2 5
5 9 3 6

1028
1029
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1023
1023
1023
1022

l-l-pollen_tree_birch.unavailable

l-l-pollen_tree_olive.unavailable

l-l-pollen_grass.unavailable

l-l-pollen_herb_ragweed.unavailable

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

46
48
52
53
54
55
56
56
55
55
55
55
55
55
57
56
56
55
56
56
53
54
55
55

21
22
24
24
25
25
25
25
25
25
25
25
25
25
26
25
25
25
25
25
24
25
25
25

Forecasts established in local time
Last updated 2h ago | Next update in 1h
Caption

Expert opinion

Tonight in Gressoney-La-Trinité - Monterosa Ski, Good clear periods but lots of cloud, too. Warning: icy conditions likely. Light winds.

The reliability of the situation is very good.

Temperatures will stay constant at -2°C, it will be cold.

Go further

Rain radar map

Station information Gressoney-La-Trinité - Monterosa Ski

With skiinfo.fr

Updated on Thursday 18 December 2025

Station open

Open from 6/12/25 to 19/04/26

Snow information

Top : NC

Bottom : NC

Latest snowfall : 5 cm le 17/12/25

Avalanche risk : NC

Skiing information

Open slopes : 7 / 20

0 / 0

2 / 2

3 / 15

2 / 3

Open ski lifts : 8 / 11

Nordic skiing : NC

Ski-in, ski-out : Partial

Thu

18

- -

Fri

19

- -

Sat

20

- -

Sun

21

- -

Mon

22

- -

Tue

23

- -

Wed

24

- -

Thu

25

- -

Fri

26

- -

Sat

27

- -

Sun

28

- -

Mon

29

- -

Tue

30

- -

Wed

31

- -

Thu

01

- -

Weather mountain resort Gressoney-La-Trinité - Monterosa Ski