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Harrismith Weather and Climate: A Comprehensive Guide

The temperature in Harrismith varies moderately throughout the year. The temperatures shift from warm to pleasant. It maintains moderate precipitation patterns. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Harrismith experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a comfortable 26°C in January to a pleasant 18°C in the coolest month, July.

Nights are cooler, with lows often dropping to around 3°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Harrismith has a moderate amount of precipitation, averaging 921 mm of rain/snowfall annually. The climate in Harrismith shows significant variation throughout the year. Expect heavy rainfall in December, with an average of 166 mm of precipitation over 15 rainy days.

In contrast, July offers drier and sunnier days, with around 11 mm of rainfall over 2 rainy days. For more details, please visit our Harrismith Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for Harrismith

Wed   Jan 15
26°C | 13°C
W 7 m/s
7.1 mm
partly cloudy and thunder

partly cloudy and thunder

Thu   Jan 16
23°C | 12°C
E 6 m/s
0.4 mm
overcast and slight rain

overcast and slight rain

Fri   Jan 17
25°C | 15°C
W 3 m/s
1.4 mm
partly cloudy and rain

partly cloudy and rain

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Harrismith in South Africa

During the months of January, February, March, April, May, August, September, October, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Harrismith?
    Most rainfall (rainy season) is seen in January and December.
  • Does Harrismith have a dry season?
    Yes, the months of May, June and July are very dry.
  • Which is the warmest month in Harrismith?
    January has an average maximum temperature of 26°C and is the warmest month of the year.
  • Which is the coldest month in Harrismith?
    The coldest month is July with an average maximum temperature of 18°C.
  • Which is the wettest month in Harrismith?
    December tops the wettest month list with 166 mm of rainfall.
  • Which is the driest month in Harrismith?
    July is the driest month with 11 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.