Primary Catchment Area Labels (2)
Primary Catchment Areas (3)
Secondary Catchment Area Labels (4)
Secondary Catchment Areas (5)
Tertiary Catchment Area Labels (6)
Tertiary Catchment Areas (7)
Quaternary Catchment Area Labels (8)
Quaternary Catchment Areas (9)
Dams (10)
Rivers (11)
33rd Percentile (13)
| ≤ 200 mm |
| 201 - 400 mm |
| 401 - 600 mm |
| 601 - 800 mm |
| 801 - 1000 mm |
| > 1000 mm |
67th Percentile (14)
| ≤ 200mm |
| 201mm - 400mm |
| 401mm - 600mm |
| 601mm - 800mm |
| 801mm - 1000mm |
| > 1000mm |
Mean Annual (2001) (15)
| ≤ 200mm |
| 201mm - 400mm |
| 401mm - 600mm |
| 601mm - 800mm |
| 801mm - 1000mm |
| > 1000mm |
Jan (17)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Feb (18)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Mar (19)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Apr (20)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
May (21)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Jun (22)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Jul (23)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Aug (24)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Sep (25)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Oct (26)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Nov (27)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Dec (28)
| < 10mm |
| 10mm - 25mm |
| 25mm - 50mm |
| 50mm - 75mm |
| 75mm - 100mm |
| 100mm - 125mm |
| 125mm - 150mm |
| 150mm - 175mm |
| 175mm - 200mm |
| 200mm - 250mm |
| > 250mm |
Evaporation (2002) (30)
| ≤ 1400 |
| 1401 - 1600 |
| 1601 - 1800 |
| 1801 - 2000 |
| 2001 - 2200 |
| 2201 - 2400 |
| > 2400 |
Moisture Availability (2002) (31)
| Limitation Rating |
| None to slight |
| Slight |
| Moderate |
| Moderate to severe |
| Severe |
| Very severe |
Aridity Zones (1997) (32)
| Hyper-Arid Zone |
| Arid Zone |
| Semi-Arid Zone |
| Dry-Subhumid Zone |
| Humid Zone |
Average first dates (1 out of 10 years) (34)
| 01 - 10 April |
| 11 - 20 April |
| 21 - 30 April |
| 01 - 10 May |
| 11 - 20 May |
| 21 - 31 May |
| No frost before June |
Average first dates (5 out of 10 years) (35)
| 11 - 20 April |
| 21 - 30 April |
| 01 - 10 May |
| 11 - 20 May |
| 21 - 31 May |
| June or later |
Average last dates (1 out of 10 year) (36)
| 01 - 10 August |
| 11 - 20 August |
| 21 - 31 August |
| 01 - 10 September |
| 11 - 20 September |
| 21 - 30 September |
| 01 - 10 October |
| 11 - 20 October |
| 21 - 31 October |
| No frost after August |
Average last dates (5 out of 10 years) (37)
| July or earlier |
| 01 - 10 August |
| 11 - 20 August |
| 21 - 31 August |
| 01 - 10 September |
| 11 - 20 September |
| 21 - 30 September |
| 01 - 10 October |
Irregular, occasional or no frost (1 out of 10 years) (38)
| Frost free |
| Regular frost |
Irregular, occasional or no frost (5 out of 10 years) (39)
| Frost free |
| Regular frost |
Maximum Summer (2002) (41)
| ≤ 24.6°C |
| 24.7°C - 26.9°C |
| 27°C - 29.2°C |
| 29.3°C - 31°C |
| > 31°C |
Maximum Winter (2002) (42)
| ≤ 18°C |
| 18.1°C - 20.1°C |
| 20.2°C - 21.8°C |
| 21.9°C - 24°C |
| > 24°C |
Minimum Summer (2002) (43)
| 0°C - 11.4°C |
| 11.5°C - 13.3°C |
| 13.4°C - 15.2°C |
| 15.3°C - 17.4°C |
| > 17.4°C |
Minimum Winter (2002) (44)
| 0°C - 3.9°C |
| 4°C - 5.5°C |
| 5.6°C - 7.4°C |
| 7.5°C - 10°C |
| > 10°C |
Mean Maximum Annual (2002) (45)
| 0°C - 25°C |
| 25.1°C - 27°C |
| 27.1°C - 29°C |
| 29.1°C - 31°C |
| 31.1°C - 33°C |
| 33.1°C - 35°C |
| > 35°C |
Mean Minimum Annual (2002) (46)
| ≤ -2°C |
| -1.9°C - 0°C |
| 0.1°C - 2°C |
| 2.1°C - 4°C |
| 4.1°C - 6°C |
| 6.1°C - 8°C |
| > 8°C |
Average (48)
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Jan (49)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Feb (50)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Mar (51)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Apr (52)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
May (53)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Jun (54)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Jul (55)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Aug (56)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Sep (57)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Oct (58)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Nov (59)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
Dec (60)
| -2°C - 0°C |
| 0°C - 3°C |
| 3°C - 6°C |
| 6°C - 9°C |
| 9°C - 12°C |
| 12°C - 15°C |
| 15°C - 18°C |
| 18°C - 21°C |
| 21°C - 24°C |
| 24°C - 27°C |
| 27°C - 30°C |
| 30°C - 33°C |
|