Frost Dates for Inverell Research Centre, NSW

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. August 16
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. June 4
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 August 24
First Fall Frost May 26

Hard Freeze (−2°C)

Last Spring Hard Freeze July 27
First Fall Hard Freeze June 17
-29.78°N, 151.08°W © OpenStreetMap

Growing Season

292 Days August 16 to June 4

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 9b

Avg. annual minimum: 25 to 30°F (−4 to −1°C)

Learn more

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

Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Köppen climate map

Temperature

0° 10° 20° 30°
24°
High: 31°C
Avg: 24°C
Low: 17°C
Jan
23°
High: 30°C
Avg: 23°C
Low: 17°C
Feb
21°
High: 28°C
Avg: 21°C
Low: 15°C
Mar
18°
High: 24°C
Avg: 18°C
Low: 11°C
Apr
14°
High: 20°C
Avg: 14°C
Low: 7°C
May
11°
High: 17°C
Avg: 11°C
Low: 5°C
Jun
10°
High: 16°C
Avg: 10°C
Low: 4°C
Jul
11°
High: 18°C
Avg: 11°C
Low: 4°C
Aug
14°
High: 21°C
Avg: 14°C
Low: 7°C
Sep
18°
High: 24°C
Avg: 18°C
Low: 11°C
Oct
20°
High: 27°C
Avg: 20°C
Low: 13°C
Nov
22°
High: 29°C
Avg: 22°C
Low: 15°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 50 mm 100 mm
89 mm
88.9 mm
Jan
89 mm
88.9 mm
Feb
76 mm
76.2 mm
Mar
38 mm
38.1 mm
Apr
28 mm
27.9 mm
May
46 mm
45.7 mm
Jun
41 mm
40.6 mm
Jul
33 mm
33.0 mm
Aug
46 mm
45.7 mm
Sep
64 mm
63.5 mm
Oct
94 mm
94.0 mm
Nov
107 mm
106.7 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec13.5h13h12h11.5h10.5h10h10.5h11h12h12.5h13.5h14h
Jan: 5:09 AM – 6:51 PM · 13h 43m
Feb: 5:29 AM – 6:31 PM · 13h 02m
Mar: 5:54 AM – 6:06 PM · 12h 13m
Apr: 6:22 AM – 5:38 PM · 11h 16m
May: 6:45 AM – 5:15 PM · 10h 30m
Jun: 6:57 AM – 5:03 PM · 10h 06m
Jul: 6:52 AM – 5:08 PM · 10h 16m
Aug: 6:32 AM – 5:28 PM · 10h 55m
Sep: 6:05 AM – 5:55 PM · 11h 50m
Oct: 5:38 AM – 6:22 PM · 12h 44m
Nov: 5:14 AM – 6:46 PM · 13h 32m
Dec: 5:03 AM – 6:57 PM · 13h 54m
Daylight Longest: 13h 55m · Shortest: 10h 05m

Nearby Stations

Inverell (Raglan St), NSW September 28 - May 7 Pindari Dam, NSW September 3 - May 26 Glen Innes Ag Research Stn, NSW September 25 - May 8 Glen Innes Airport Aws, NSW October 24 - April 28 Glen Innes Post Office, NSW September 11 - May 17 Guyra Hospital, NSW October 3 - May 8

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