Harrismith
December
Weather in Harrismith for December 2025
Your guide to Harrismith weather in December - trends and predictions
In general, the average temperature in Harrismith at the beginning of December is 34.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 32.7 °C by the end of December.
Harrismith in December brings notable rainfall, with an average of 18 rainy days and a total precipitation of 158.1 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
34°/17°
Temperatures
22 km/h
Avg max wind
65 %
Avg humidity
Harrismith Weather December
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Temperatures trend during December in Harrismith
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December weather in Harrismith day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Cloudy | 34° /13° | 0 mm | 10 | |
| 2 Dec. |  Moderate rain at times | 31° /16° | 0.7 mm | 10 | |
| 3 Dec. | Cloudy | 38° /15° | 0 mm | 11 | |
| 4 Dec. | Moderate rain at times | 35° /18° | 1.2 mm | 11 | |
| 5 Dec. |  Overcast | 35° /18° | 0 mm | 11 | |
| 6 Dec. | Cloudy | 37° /17° | 0.1 mm | 11 | |
| 7 Dec. | Overcast | 30° /17° | 0.4 mm | 10 | |
| 8 Dec. |  Patchy rain possible | 39° /16° | 0.3 mm | 11 | |
| 9 Dec. | Cloudy | 37° /19° | 0 mm | 11 | |
| 10 Dec. | Cloudy | 41° /20° | 9.6 mm | 12 | |
| 11 Dec. | Patchy rain possible | 41° /20° | 0.4 mm | 12 | |
| 12 Dec. | Cloudy | 39° /19° | 0.1 mm | 11 | |
| 13 Dec. |  Partly cloudy | 38° /17° | 0 mm | 12 | |
| 14 Dec. | Patchy rain possible | 26° /15° | 0.3 mm | 9 | |
| 15 Dec. | Partly cloudy | 38° /15° | 0 mm | 12 | |
| 16 Dec. | Moderate or heavy rain shower | 30° /18° | 8.3 mm | 10 | |
| 17 Dec. | Overcast | 35° /16° | 0 mm | 11 | |
| 18 Dec. | Moderate or heavy rain shower | 35° /18° | 4.8 mm | 11 | |
| 19 Dec. | Moderate or heavy rain shower | 23° /16° | 17.7 mm | 8 | |
| 20 Dec. | Partly cloudy | 30° /15° | 0 mm | 11 | |
| 21 Dec. | Patchy rain possible | 31° /17° | 1.2 mm | 10 | |
| 22 Dec. | Moderate or heavy rain shower | 33° /19° | 9.2 mm | 10 | |
| 23 Dec. | Moderate or heavy rain shower | 32° /17° | 21.5 mm | 10 | |
| 24 Dec. | Overcast | 24° /16° | 9.5 mm | 8 | |
| 25 Dec. | Patchy rain possible | 30° /16° | 0.1 mm | 10 | |
| 26 Dec. | Cloudy | 34° /17° | 1.2 mm | 10 | |
| 27 Dec. | Overcast | 34° /16° | 0 mm | 10 | |
| 28 Dec. | Moderate or heavy rain shower | 31° /17° | 55.7 mm | 10 | |
| 29 Dec. | Patchy rain possible | 32° /18° | 2.5 mm | 10 | |
| 30 Dec. | Partly cloudy | 34° /18° | 0 mm | 11 | |
| 31 Dec. | Moderate or heavy rain shower | 34° /18° | 13.2 mm | 10 | |
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Important Notice
Our weather forecast for Harrismith in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Harrismith forecast closer to your planned date for the most up-to-date weather information.
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Harrismith in December - FAQ
What are the expected maximum and minimum temperatures in Harrismith during December?
Expect warm days with temperatures around 34°, cooling to mild conditions of 17° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Harrismith during December?
Significant rainfall exceeding 158.1 mm is expected in Harrismith during December, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Harrismith during December?
The average wind speed in Harrismith during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Harrismith
Explore the daily rainfall trends and prepare for Harrismiths December weather 💧
UV exposure in Harrismith during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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