Frost Dates for BRONNOYSUND LUFTHAVN, Norway

Elevation: 10 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 4
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 21

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 9
First Fall Frost October 15

Hard Freeze (−2°C)

Last Spring Hard Freeze April 13
First Fall Hard Freeze November 4
65.46°N, 12.22°E © OpenStreetMap

Growing Season

170 Days May 4 to October 21

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 7a

Avg. annual minimum: −18 to −15°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
January0°-2°-4°
February0°-2°-4°
March2°0°-3°
April5°3°0°
May10°7°4°
June13°11°8°
July16°14°11°
August16°13°11°
September12°10°8°
October7°5°3°
November3°1°0°
December1°-1°-2°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January185
February157
March170
April124
May97
June119
July112
August130
September203
October188
November165
December203

Sunrise / Sunset

Daylight Longest: 21h 34m · Shortest: 2h 26m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January9:54 AM2:06 PM4h 12m
February8:05 AM3:55 PM7h 51m
March6:25 AM5:35 PM11h 10m
April4:35 AM7:25 PM14h 50m
May2:47 AM9:13 PM18h 25m
June1:17 AM10:43 PM21h 26m
July2:01 AM9:59 PM19h 58m
August3:50 AM8:10 PM16h 20m
September5:41 AM6:19 PM12h 39m
October7:27 AM4:33 PM9h 06m
November9:18 AM2:42 PM5h 24m
December10:43 AM1:17 PM2h 33m

Nearby Stations

SANDNESSJOEN LH - STOKKA, Norway May 4 - October 20 NAMSSKOGAN, Norway May 17 - October 12 NAMSOS LUFTHAVN, Norway May 10 - October 14 JORMLIEN, Sweden May 27 - October 1 NAMDALSEID, Norway May 8 - October 15 KJOBLI I SNAASA, Norway May 20 - October 9

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