Frost Dates for RITSEM, Sweden

Elevation: 607 m

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. June 10
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. September 17
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 June 14
First Fall Frost September 11

Hard Freeze (−2°C)

Last Spring Hard Freeze May 27
First Fall Hard Freeze October 3
67.73°N, 17.47°W © OpenStreetMap

Growing Season

99 Days June 10 to September 17

USDA Hardiness Zone iHardiness 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 5b

Avg. annual minimum: −26 to −23°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

-15° -5° 5° 15°
-10°
High: -8°C
Avg: -10°C
Low: -13°C
Jan
-11°
High: -9°C
Avg: -11°C
Low: -13°C
Feb
-9°
High: -7°C
Avg: -9°C
Low: -10°C
Mar
-4°
High: -2°C
Avg: -4°C
Low: -5°C
Apr
1°
High: 2°C
Avg: 1°C
Low: -1°C
May
6°
High: 8°C
Avg: 6°C
Low: 3°C
Jun
10°
High: 13°C
Avg: 10°C
Low: 8°C
Jul
10°
High: 12°C
Avg: 10°C
Low: 7°C
Aug
5°
High: 7°C
Avg: 5°C
Low: 3°C
Sep
-1°
High: 1°C
Avg: -1°C
Low: -2°C
Oct
-5°
High: -4°C
Avg: -5°C
Low: -7°C
Nov
-8°
High: -7°C
Avg: -8°C
Low: -11°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 50 mm 100 mm
109 mm
109.2 mm
Jan
89 mm
88.9 mm
Feb
86 mm
86.4 mm
Mar
76 mm
76.2 mm
Apr
74 mm
73.7 mm
May
86 mm
86.4 mm
Jun
91 mm
91.4 mm
Jul
84 mm
83.8 mm
Aug
109 mm
109.2 mm
Sep
104 mm
104.1 mm
Oct
91 mm
91.4 mm
Nov
114 mm
114.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec2.5h7.5h11h15h19.5h24h22h17h12.5h8.5h4.5h0h
Jan: 10:48 AM – 1:12 PM · 2h 25m
Feb: 8:21 AM – 3:39 PM · 7h 18m
Mar: 6:28 AM – 5:32 PM · 11h 05m
Apr: 4:24 AM – 7:36 PM · 15h 11m
May: 2:15 AM – 9:45 PM · 19h 30m
Jun: 24h (Midnight Sun)
Jul: 1:03 AM – 10:57 PM · 21h 54m
Aug: 3:33 AM – 8:27 PM · 16h 54m
Sep: 5:38 AM – 6:22 PM · 12h 43m
Oct: 7:38 AM – 4:22 PM · 8h 45m
Nov: 9:52 AM – 2:08 PM · 4h 16m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

STORA_SJOFALLET_A, Sweden June 6 - September 18 TARFALA_A, Sweden June 22 - August 10 BJORKUDDEN, Sweden May 29 - September 23 NARVIK LUFTHAVN, Norway May 19 - September 26 KATTERJAKK, Sweden June 5 - September 18 KVIKKJOKK-ARRENJARKA, Sweden May 28 - September 21

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