Frost Dates for ESPOO SEPANKYLA, Finland
Elevation: 30 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.
April 27
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 23
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 1
First Fall Frost
October 17
Hard Freeze (−2°C)
Last Spring Hard Freeze
April 16
First Fall Hard Freeze
November 6
Growing Season
179 Days
April 27 to October 23
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
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.
Temperature
-10°
0°
10°
20°
Avg High
Avg Temp
Avg Low
Light Frost (0°C)
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | -2° | -4° | -6° |
| February | -3° | -5° | -7° |
| March | 1° | -2° | -5° |
| April | 7° | 3° | 0° |
| May | 13° | 10° | 6° |
| June | 17° | 14° | 11° |
| July | 21° | 18° | 14° |
| August | 19° | 17° | 14° |
| September | 15° | 12° | 10° |
| October | 8° | 6° | 4° |
| November | 3° | 2° | 0° |
| December | 0° | -1° | -3° |
Precipitation
0 mm
20 mm
40 mm
60 mm
80 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 58 |
| February | 43 |
| March | 30 |
| April | 33 |
| May | 41 |
| June | 69 |
| July | 76 |
| August | 74 |
| September | 66 |
| October | 71 |
| November | 74 |
| December | 71 |
Sunrise / Sunset
Daylight
Longest: 18h 34m · Shortest: 5h 26m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:51 AM | 3:09 PM | 6h 17m |
| February | 7:37 AM | 4:23 PM | 8h 45m |
| March | 6:20 AM | 5:40 PM | 11h 21m |
| April | 4:53 AM | 7:07 PM | 14h 15m |
| May | 3:34 AM | 8:26 PM | 16h 52m |
| June | 2:45 AM | 9:15 PM | 18h 31m |
| July | 3:06 AM | 8:54 PM | 17h 48m |
| August | 4:19 AM | 7:41 PM | 15h 23m |
| September | 5:44 AM | 6:16 PM | 12h 31m |
| October | 7:09 AM | 4:51 PM | 9h 43m |
| November | 8:29 AM | 3:31 PM | 7h 01m |
| December | 9:16 AM | 2:44 PM | 5h 29m |
Nearby Stations
HELSINKI ILMALA, Finland
April 28 - October 19
HELSINKI RAUTATIENTORI, Finland
April 27 - October 20
HELSINKI KUMPULA, Finland
April 28 - October 18
HELSINKI KAISANIEMI AWS, Finland
April 28 - October 19
HELSINKI HARMAJA, Finland
April 27 - October 19
HELSINKI-MALMIN LENTOASEMA, Finland
April 30 - October 16
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