Frost Dates for UMBA, Russia

Elevation: 2 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. May 18
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. October 9
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 May 23
First Fall Frost October 5

Hard Freeze (−2°C)

Last Spring Hard Freeze May 9
First Fall Hard Freeze October 22
66.68°N, 34.35°W © OpenStreetMap

Growing Season

144 Days May 18 to October 9

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°
-9°
High: -7°C
Avg: -9°C
Low: -11°C
Jan
-9°
High: -7°C
Avg: -9°C
Low: -11°C
Feb
-5°
High: -3°C
Avg: -5°C
Low: -8°C
Mar
-1°
High: 2°C
Avg: -1°C
Low: -4°C
Apr
5°
High: 8°C
Avg: 5°C
Low: 1°C
May
11°
High: 14°C
Avg: 11°C
Low: 7°C
Jun
15°
High: 18°C
Avg: 15°C
Low: 11°C
Jul
13°
High: 16°C
Avg: 13°C
Low: 10°C
Aug
8°
High: 11°C
Avg: 8°C
Low: 6°C
Sep
2°
High: 4°C
Avg: 2°C
Low: 1°C
Oct
-3°
High: -1°C
Avg: -3°C
Low: -5°C
Nov
-6°
High: -4°C
Avg: -6°C
Low: -8°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 20 mm 40 mm 60 mm 80 mm
33 mm
33.0 mm
Jan
28 mm
27.9 mm
Feb
20 mm
20.3 mm
Mar
20 mm
20.3 mm
Apr
43 mm
43.2 mm
May
58 mm
58.4 mm
Jun
74 mm
73.7 mm
Jul
64 mm
63.5 mm
Aug
58 mm
58.4 mm
Sep
71 mm
71.1 mm
Oct
56 mm
55.9 mm
Nov
51 mm
50.8 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec3.5h7.5h11h15h19h24h21h16.5h12.5h9h5h0h
Jan: 10:18 AM – 1:42 PM · 3h 23m
Feb: 8:13 AM – 3:47 PM · 7h 34m
Mar: 6:26 AM – 5:34 PM · 11h 08m
Apr: 4:29 AM – 7:31 PM · 15h 01m
May: 2:31 AM – 9:29 PM · 18h 57m
Jun: 12:04 AM – 11:56 PM · 23h 53m
Jul: 1:35 AM – 10:25 PM · 20h 49m
Aug: 3:41 AM – 8:19 PM · 16h 38m
Sep: 5:39 AM – 6:21 PM · 12h 41m
Oct: 7:32 AM – 4:28 PM · 8h 55m
Nov: 9:35 AM – 2:25 PM · 4h 51m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

GRIDINO, Russia May 17 - October 14

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