Frost Dates for Witbank, Mpumalanga, South Africa

Coordinates: -25.867, 29.233

Growing Season

The last spring air frost in Witbank, Mpumalanga, South Africa typically occurs around Aug 14, and the first autumn air frost around May 4. This gives a frost-free growing season of approximately -102 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 8b, where the average annual extreme minimum temperature is -9.4 to -6.7°C (15 to 20°F). This zone rating helps gardeners determine which perennial plants are likely to survive winter.

Temperature Overview

The coldest month is July, with an average low of 6°C (43°F). The warmest month is January, with an average high of 27°C (81°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): Aug 14 (last spring) to May 4 (first autumn). Light ground frost (-1°C / 30°F): Jul 27 (last spring) to May 21 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone
USDA Growing Zone - 8b

... and the frost data for your area is ...

Current Risk Level: Light Ground Frost possible

for today based on past data only.

We predict a frost free growing season at your location from Aug 14 to May 4, which provides approximately 262 frost free days.

For the less tender plants, or if you are planning to protect your plants with fleece etc, your growing season could stretch from Jul 27 to May 21, which provides a total of 298 days for growing.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
  • Light Ground Frost possible
  • Air Frost possible
  • Safest (unlikely)
First and last frost dates by frost type
FirstLast
Air FrostMay 4Aug 14
Light Ground FrostMay 21Jul 27
Hard Ground FrostUnlikelyUnlikely

Frost Dates for Witbank, Mpumalanga, South Africa | FrostDates.com