Frost Dates for TRONDHEIM - VOLL, Norway

Elevation: 127 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. May 12
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. October 9

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 May 16
First Fall Frost October 3

Hard Freeze (−2°C)

Last Spring Hard Freeze April 27
First Fall Hard Freeze October 22
63.41°N, 10.45°E © OpenStreetMap

Growing Season

150 Days May 12 to October 9

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 6b

Avg. annual minimum: −21 to −18°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

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-1°-4°-6°
February-1°-4°-7°
March2°-1°-4°
April7°3°-1°
May12°8°3°
June15°12°7°
July18°14°10°
August17°14°10°
September13°10°7°
October7°5°2°
November2°0°-3°
December-1°-3°-6°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January94
February86
March86
April74
May76
June97
July84
August99
September102
October97
November84
December89

Sunrise / Sunset

Daylight Longest: 20h 01m · Shortest: 3h 60m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January9:24 AM2:36 PM5h 12m
February7:53 AM4:07 PM8h 15m
March6:23 AM5:37 PM11h 15m
April4:43 AM7:17 PM14h 35m
May3:09 AM8:51 PM17h 43m
June2:02 AM9:58 PM19h 55m
July2:32 AM9:28 PM18h 56m
August4:03 AM7:57 PM15h 55m
September5:42 AM6:18 PM12h 35m
October7:19 AM4:41 PM9h 22m
November8:56 AM3:04 PM6h 09m
December9:58 AM2:02 PM4h 04m

Nearby Stations

VAERNES, NorwayMay 8 - October 11 SELBU-STUBBE, Norway May 18 - October 12 SONGLI, NorwayMay 18 - October 6 ORLAND, Norway April 13 - November 6 NAMDALSEID, Norway May 8 - October 15 ROROS AIRPORT, Norway May 30 - September 27

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