Frost Dates for Chifley, ACT
Based on data from Tuggeranong (Isabella Plains) weather station, 5 miles away
Elevation: 621 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.
October 10
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.
April 26
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
October 19
First Fall Frost
April 20
Hard Freeze (−2°C)
Last Spring Hard Freeze
September 8
First Fall Hard Freeze
May 13
Growing Season
198 Days
October 10 to April 26
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 9a
Avg. annual minimum: −7 to −4°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfb
Oceanic (Marine West Coast)
Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.
Temperature
0°
10°
20°
30°
Avg High
Avg Temp
Avg Low
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 30° | 22° | 15° |
| February | 28° | 21° | 14° |
| March | 25° | 18° | 11° |
| April | 21° | 14° | 7° |
| May | 17° | 10° | 3° |
| June | 13° | 7° | 1° |
| July | 12° | 6° | 0° |
| August | 14° | 7° | 1° |
| September | 18° | 11° | 4° |
| October | 21° | 14° | 7° |
| November | 24° | 17° | 10° |
| December | 27° | 20° | 12° |
Precipitation
0 mm
20 mm
40 mm
60 mm
80 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 58 |
| February | 74 |
| March | 51 |
| April | 33 |
| May | 13 |
| June | 61 |
| July | 36 |
| August | 48 |
| September | 61 |
| October | 58 |
| November | 74 |
| December | 71 |
Sunrise / Sunset
Daylight
Australian Eastern Time (AET)
Longest: 14h 24m · Shortest: 9h 36m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:09 AM | 8:17 PM | 14h 09m |
| February | 6:40 AM | 7:57 PM | 13h 17m |
| March | 7:05 AM | 7:21 PM | 12h 16m |
| April | 6:31 AM | 5:37 PM | 11h 06m |
| May | 6:56 AM | 5:04 PM | 10h 08m |
| June | 7:15 AM | 4:52 PM | 9h 37m |
| July | 7:14 AM | 5:04 PM | 9h 50m |
| August | 6:48 AM | 5:28 PM | 10h 40m |
| September | 6:04 AM | 5:52 PM | 11h 47m |
| October | 6:21 AM | 7:16 PM | 12h 55m |
| November | 5:52 AM | 7:46 PM | 13h 54m |
| December | 5:48 AM | 8:11 PM | 14h 23m |
Nearby Stations
Plan Your Garden with Planter
Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.
Try Planter For FreeAvailable everywhere: iOS, Android, web, and more!