Frost Dates for HOORN-A, Netherlands
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.
February 15
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.
December 8
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
February 26
First Fall Frost
December 3
Growing Season
297 Days
February 15 to December 8
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 9b
Avg. annual minimum: −4 to −1°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Csb
Warm-Summer Mediterranean
Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.
Temperature
0°
5°
10°
15°
20°
Avg High
Avg Temp
Avg Low
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 7° | 6° | 5° |
| February | 6° | 5° | 4° |
| March | 7° | 6° | 5° |
| April | 9° | 8° | 7° |
| May | 12° | 11° | 10° |
| June | 15° | 14° | 13° |
| July | 17° | 17° | 16° |
| August | 18° | 17° | 17° |
| September | 17° | 16° | 15° |
| October | 14° | 13° | 12° |
| November | 11° | 10° | 9° |
| December | 8° | 7° | 6° |
Precipitation
0 mm
50 mm
100 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 81 |
| February | 66 |
| March | 58 |
| April | 23 |
| May | 43 |
| June | 64 |
| July | 79 |
| August | 76 |
| September | 94 |
| October | 107 |
| November | 99 |
| December | 94 |
Sunrise / Sunset
Daylight
Longest: 16h 40m · Shortest: 7h 20m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:04 AM | 3:56 PM | 7h 52m |
| February | 7:13 AM | 4:47 PM | 9h 34m |
| March | 6:15 AM | 5:45 PM | 11h 30m |
| April | 5:09 AM | 6:51 PM | 13h 41m |
| May | 4:13 AM | 7:47 PM | 15h 34m |
| June | 3:41 AM | 8:19 PM | 16h 38m |
| July | 3:54 AM | 8:06 PM | 16h 12m |
| August | 4:44 AM | 7:16 PM | 14h 32m |
| September | 5:48 AM | 6:12 PM | 12h 23m |
| October | 6:52 AM | 5:08 PM | 10h 17m |
| November | 7:49 AM | 4:11 PM | 8h 21m |
| December | 8:19 AM | 3:41 PM | 7h 22m |
Nearby Stations
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