Frost Dates for PIAN ROSA (MTN TOP), Italy

Elevation: 3110 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. June 29
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. July 5

This location has a very short growing season. Frost can occur at almost any time of year.

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost July 1
First Fall Frost July 2

Hard Freeze (−2°C)

Last Spring Hard Freeze June 24
First Fall Hard Freeze July 12
45.93°N, 7.70°E © OpenStreetMap

Growing Season

6 Days June 29 to July 5

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 4b

Avg. annual minimum: −32 to −29°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
ET Tundra

No true summer — the warmest month averages below 10°C (50°F). Growing is limited to hardy greens, root crops, and cold-frames during the brief warm period. Permafrost restricts root depth.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-11°-14°-18°
February-9°-13°-17°
March-6°-10°-14°
April-3°-7°-10°
May1°-2°-6°
June6°2°-2°
July9°5°0°
August9°5°1°
September5°1°-3°
October1°-3°-7°
November-6°-9°-13°
December-10°-13°-17°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January99
February79
March94
April140
May175
June160
July175
August160
September142
October137
November157
December104

Sunrise / Sunset

Daylight Longest: 15h 33m · Shortest: 8h 27m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January7:35 AM4:25 PM8h 50m
February6:56 AM5:04 PM10h 07m
March6:12 AM5:48 PM11h 37m
April5:21 AM6:39 PM13h 19m
May4:38 AM7:22 PM14h 45m
June4:14 AM7:46 PM15h 32m
July4:24 AM7:36 PM15h 12m
August5:01 AM6:59 PM13h 57m
September5:51 AM6:09 PM12h 18m
October6:40 AM5:20 PM10h 39m
November7:24 AM4:36 PM9h 12m
December7:46 AM4:14 PM8h 28m

Nearby Stations

COL DU GRAND ST-BERNARD, Switzerland June 22 - July 23 SION 2, Switzerland April 19 - October 25 LUGANO, Switzerland March 12 - December 1 PAYERNE, Switzerland April 14 - November 9 GENEVE OBSERVATOIRE, Switzerland April 5 - November 11 GENEVE COINTRIN, Switzerland April 1 - November 14

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